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UT advanced > Chapter 1 - Field Structures > Flashcards

Chapter 1 - Field Structures Flashcards

1
Q

What type of energy does the portable bath unit use to supply warm water?

A

It’s liquid fuel fired.

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2
Q

What is the portable bath unit equipped with?

A 
Water heater
Water pump assembly
mixing unit
Hoses
Shower stands
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3
Q

Where does the water pump for the portable bath unit draw it’s water through?

A

The suction strainer.

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4
Q

What is the suction strainer connected to and where is it located?

A

It’s connected to a hose which is located inside of the water sourcewhich is providing water to the water heater.

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5
Q

Once the water heater heats the water where does that water go?

A

The water goes to the discharge hose which goes to the mixing unit.

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6
Q

What does a mixing unit do?

A

The mixing unit mixes hot water with cold water to provide desired water temperature to the shower heads.

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7
Q

What type of electrical power should be supplied to the portable bath unit?

A

Self-contained portable three kilowatt, 60 Hz, 208 V, three-phase power generator source.

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8
Q

How should all of the electrical components of the bath unit be grounded?

A

Through fifth wire incorporated in the power cables.

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9
Q

What does each showerhead have to control waterflow?

A

A valve.

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10
Q

How many water hose assemblies come with the portable bath unit?

A

Five

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11
Q

What are the dimensions of the water hose assemblies that come with the portable bath unit?

A

1 inch inside diameter and they measure 7 1/2 feet in length

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12
Q

When the mixing valve assembly mixes hot water with cold water and provides the water to the shower stands what temperature shoots out?

A

105°F

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13
Q

What are the major subassemblies or components that make up the water heater?

A 
The water vessel
The burner assembly
The blower assembly
The control box assembly
The sightglass assembly
The transformer
The ignition cables
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14
Q

What can the drum fill adapter assembly be used with?

A

A 55 gallon fuel drum or a 5 gallon gasoline can.

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15
Q

How can the fuel level be checked and refuel’d?

A

Visually and without disconnecting the fuel lines.

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16
Q

The fuel container may either be a drum or a gasoline can what are the capacities for these?

A

55 gallon fuel drum or a 5 gallon gasoline can.

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17
Q

What supplies and returns fuel between the fuel storage container in the fuel pump?

A

Fuel feed and return hose assemblies.

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18
Q

How many cables come with a power cable assembly?

A

Two.

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19
Q

Where does the short cable connect?

A

The short cable connects to a 208 V three-phase power source.

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20
Q

Where does the long cable connect?

A

The long cable connects to the short cable, the water heater, and the water pump.

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21
Q

What is the inside diameter and the length of the water pump heater hose assembly and how many is included with the portable bath unit?

A

1 1/2 inch
6 feet in length
1 is included

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22
Q

And a portable bath unit where is the water pump connected in between?

A

The water source and a water heater.

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23
Q

What is the inside diameter of the suction hose assembly and how long is it?

A

The inside diameter is 1 inch and it measures 25 feet in length.

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24
Q

What does the suction hose assembly connect to?

A

It connects the water supply to the water pump.

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25
Q

What is the purpose of a suction strainer assembly?

A

It prevents leaves and debris from entering the water system.

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26
Q

Where would you want the drainage from a portable bath unit to go?

A

Downstream away from the water source.

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27
Q

What if you’re unable to drain waste water downhill or away from your water source?

A

Dig a ditch or build a dike around the shower stands to allow waste water to drain away from the water source.

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28
Q

What if a pressurized water source is used would you discharge it directly into a pump?

A

No you would discharges into an open reservoir to prevent excessive strain on the pump.

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29
Q

What does untested water supply cost?

A

Illness or death.

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30
Q

What would you want to check the hose couplings and gaskets for before coupling the hoses?

A

You would want to check for dirt and foreign matter to get a complete seal.

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31
Q

In a portable bath system where would you place the water pump?

A

On a level surface approximately 20 feet from the water source.

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32
Q

What should the suction line not exceed in length?

A

5 feet.

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33
Q

What are the two methods to place a strainer and suction hose assembly into the water source?

A

The stone method in the tree branch method.

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34
Q

Pertaining to the suction hose assembly and strainer on the portable bath unit what is the stone method?

A

It’s when you place a strainer on a large pile of stones or gravel upstream from the water source to divert debris from it.

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35
Q

Pertaining to the suction hose assembly and strainer on the portable bath unit what is the tree branch method?

A

It’s when you build a tripod to suspend the strainer and you build a barrier around the strainer upstream to prevent leaves weeds and other debris from entering the strainer.

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36
Q

Where should you place the water heater and how far?

A

You should place the water here on level ground 5 feet away from the water pump.

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37
Q

How can you get the water heater to conserve fuel?

A

By making a suitable shelter or a windbreak for the water heater.

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38
Q

What size hose inside diameter, would you use to connect the water pump to the water heater intake?

A

One and a half inch.

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39
Q

What size hose would you use to connect the water heater to the hot side of the mixing valve?

A

7 1/2 foot, 1 inch inside diameter.

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40
Q

What size hose would you use to connect the water pump outlet to the cold side of the mixing valve?

A

7 1/2 foot, 1 inch in diameter.

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41
Q

How many feet should the shower stand to be erected from the mixing valve?

A

20 feet

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42
Q

What size hose should you use to connect the sections of the shower stand assembly?

A

7 1/2 foot 1 inch inside diameter.

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43
Q

What size hose should be used to connect the shower stand assembly to the mixing valve?

A

25 foot, 1 inch inside diameter.

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44
Q

How far should you place a fuel container from the water heater?

A

5 feet

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45
Q

How should you lubricate the fuel pump on the water heater when firing the fuel burner with gasoline?

A

By mixing 1 quart of oil with 5 gallons of gasoline. Pour the gasoline into the oil.

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46
Q

Where are the preventative maintenance checks and service procedures located for the portable showers?

A

The PMCS procedures are contained in the operating manual provided with the field unit.

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47
Q

Before starting the bath unit the water heater low limit switch should be turned to what position?

A

Off.

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48
Q

Before starting the bath unit should the manual fuel valve be opened or closed?

A

Closed.

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49
Q

Before starting the bath unit what does pressing the reset button do?

A

It ensures the flames safeguard control is not locked out.

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50
Q

Before starting the bath unit what position should the blower shutter be in?

A

The blower shutter should be halfway.

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51
Q

Before starting the bath unit how do you fill the fuel container with fuel mixture?

A

By opening the fuel pump primer plug.

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52
Q

The fuel container should be kept as full as possible to reduce what?

A

Condensation.

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53
Q

What does excessive water in the fuel supply due to the water heater?

A

It decreases heater efficiency and corrodes both the chamber and the burner.

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54
Q

What position should the water heater drain cock be in?

A

Closed.

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55
Q

What should you turn off before connecting the power cable to the power source?

A

You should turn off the limit switch.

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56
Q

What direction do you turn the fuel valve in to close it?

A

You turn it to the right.

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57
Q

When removing and replacing the plug what should the coupling be filled with?

A

Water.

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58
Q

When you open the fuel valve what should you turn on?

A

The load limit switch and the power source.

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59
Q

What should the fuel pressure gauge indicate?

A

100 psi.

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60
Q

What should be viewed through the site tube after the power is turned on?

A

The ignition spark.

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61
Q

How long should you wait before viewing the combustion through the site tube?

A

Seven seconds.

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62
Q

If the combustion doesn’t happen after 19 seconds of waiting what happens?

A

The buzzer sounds and ignition spark shuts down.

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63
Q

After the buzzard sounds what should you press and how long should you wait before you press it?

A

You should press the safety reset button and wait two minutes before doing so.

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64
Q

After the heater starts up what color should the exhaust gases be from the stack?

A

The gases should be transparent and smokeless.

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65
Q

What should you do when Smoke is present?

A

You should open the air band on the blower assembly slowly until the exhaust gases are transparent smokeless.

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66
Q

What are the shutdown procedures for the water heater after normal use or when equipment will not be used for an extended period of time?

A

Turn off the fuel valve
Turn off the load limit switch
Turn off the water pump

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67
Q

If there’s danger of the bath unit freezing what do you do and where is it located?

A

You should open the drain cocks by turning left to let all of the water drain out, there’s one on the water pump and one underneath the water heater.

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68
Q

If you’re not going to be using the portable bath unit for more than five days what should you do with the fuel feed hose?

A

You should remove it from the fuel container and place the end of it into a quart container that’s filled with diesel.

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69
Q

If the portable bath unit isn’t being used for more than five days how should you shut it down?

A

Turn on the load limit switch and let it run until that quart container that you filled up with diesel is almost empty. Turn off the water heater fuel shut off valves and let the system run until the flames gone. Turn off the load limit switch.

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70
Q

How many showerheads does the portable bath unit have?

A

9

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71
Q

If the water heater for the portable shower unit fails to start what should you check?

A

Electrical power source, load limit switch, flames safeguard, blower motor reset, water supply in tank, low-water probe, low-water relay.

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72
Q

If the burner flame fails to start during the fire cycle what should you check?

A

Fuel supply, fuel hoses, fuel nozzle, UV scanner, flames safeguard control, fuel pump strainer, fuel pump drive coupling, fuel pump, fuel solenoid valve.

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73
Q

If the burner for the portable shower unit fails to ignite or is delayed what should you check?

A

Fuel supply, fuel hoses, burner nozzle, water and fuel, electrodes, ignition transformer, burner to transformer connection.

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74
Q

If the pressure is too high on the fuel pressure gauge for the portable shower unit what should you check?

A

Fuel gauge, fuel pump, fuel nozzle, fuel hose (return)

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75
Q

If you’re getting pulsating pressure from the fuel pressure gauge on the portable shower unit what should you check?

A

Suction hose, fuel pump strainer, fuel filter, burner nozzle, pressure gauge.

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76
Q

If the fuel pump is noisy on the portable shower unit what should you check?

A

Suction hose, fuel pump strainer, fuel filter, fuel pump.

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77
Q

If the fuel pump leaks on the portable shower unit what should you check?

A

Strainer cover, plugs, shaft seals, fuel pump for cracks.

78
Q

If the fuel pump fails to deliver fuel to the burner for the portable shower unit what you check?

A

Fuel supply, reversed pump rotation, suction/discharge few houses, fuel pump strainer, burner nozzle, pump drive coupling, fuel solenoid valve.

79
Q

If the blower motor for the portable shower unit continues to trip off what should you check?

A

The fuel pump and motor.

80
Q

If the gases are smoky in the smokestack for the portable shower unit what should you check?

A

Electrode spark, contaminated fuel, burner nozzle, blower operation, power source low voltage output.

81
Q

If there’s escaping smoke coming out of the smoke box cover for the portable shower unit what should you check?

A

Boiler box gasket, Smokebox cover bolts.

82
Q

If the water temperature gauge indicates overheating what should you check?

A

You should check the temperature control or the low-water probe.

83
Q

If the water pump fails to deliver water on the portable shower unit what should you check?

A

You should check the pump motor, shaft seals.

84
Q

If the shower stand nozzles aren’t discharging enough water for the portable shower unit what should you check?

A

You should check the water flow control valve fittings.

85
Q

What are the dimensions for the ETS shower?

A

6’6” by 8’8” tricon

86
Q

How many showers are inside of the ETS shower facility?

A

Two showers.

87
Q

How many water tanks are included with the ETS shower facility and what are the water tank capacity’s?

A

There are two or 3000 gallon fabric tanks. One for source water and the other for waste water.

88
Q

What do the W SD shower systems feature?

A

Articulated aluminum mainframe, snaplock eve and baseboards, hook and loop attachment covers.

89
Q

What are the W SD shower fabric covers made of?

A

The fabric cover is 14 ounces of vinyl coated polyester.

90
Q

How long does it take to set up a WSD field shower?

A

Less than 15 minutes.

91
Q

What can a WS D showers be combined up to?

A

12 stall combination unit.

92
Q

Do you need any tools to configure the W SD field shower?

A

No tools are needed.

93
Q

What are the dimensions of the four head portable shower facility?

A

8’ x 12’ base with a 7’ x 2” maximum height.

94
Q

What type of showerheads are used with the four head portable shower shelter?

A

Water conserving showerheads that utilize half a gallon of water per minute.

95
Q

How much does the four head portable shower facility way and how many bags are utilized for transportation?

A

The four head portable shower facility weighs 150 pounds and is packed into separate bags.

96
Q

How long does it take to set up the four head portable shower facility?

A

Seven minutes.

97
Q

What are the dimensions of the ETS laundry facility?

A

6’6” x 8’ 8” TRI CON

98
Q

How many washers and dryers does the E TS laundry facility have?

A

Two washers and two dryers.

99
Q

How many water tanks and what capacity does the ETS laundry facility include?

A

Two 3000 gallon fabric tanks one for source water and the other for waste water.

100
Q

What are the dimensions of the E TS latrine facility?

A

6’6” by 8’8” TRI CON

101
Q

How many toilets does the ETS latrine facility have?

A

Four toilets total two toilets on each side one wall-mounted urinal.

102
Q

How many water tanks and what capacities are these water tanks that are included in the ETS latrine facility?

A

Two 3000 gallon fabric tanks. One for the waste water and the other for the source water.

103
Q

What does the small mechanical compartment in the ETS latrine include?

A

Supply pumps, accumulator tank, water heater, waste tank, so which eject or pump, backflow preventer.

104
Q

Who advises the commanding officer all water quality issues?

A

The medical department representative.

105
Q

Who assists the UT in selecting water sources?

A

The medical department representative.

106
Q

Who surveys the potable water system?

A

The medical department representative.

107
Q

Who conducts routine bacteriological examination of the potable water supplies?

A

The medical department representative.

108
Q

Who tests the water for halogen levels?

A

The medical department representative.

109
Q

Who informs the UT of water quality and type of treatment required?

A

The medical department representative.

110
Q

What does the diatomite water purification unit (3000-D) purify?

A

Turbid and bacteria polluted water.

111
Q

What rate does the 3000 D water purification system produce water at?

A

3000 gallons per hour.

112
Q

How many gallons came at 3000 D water purification system process with the supplies provided?

A

20,000 gallons of potable water.

113
Q

When processing water with a 3000 the water purification system what do you need?

A

Diatomaceous earth, chlorine and fuel.

114
Q

What does the mobile water purification unit contain?

A 
Diesel powered pumping module
Control and chlorination module
Filter module
Supplies
Components mounted within a protective frame.
115
Q

What is the 3000 D supported on?

A

A pair of skids.

116
Q

How many people is required to set up the 3000 D?

A

One person.

117
Q

What is the power for the system fueled by for the 3000 D?

A

Diesel.

118
Q

What provides suction and water pressure to the 3000 D?

A

A highly durable bronze pump.

119
Q

Where should the 3000 D be located and how close you to be to the water source?

A

It should be located on a level area and it should be as close to the water source is possible to reduce suction lift to a minimum.

120
Q

What is the maximum height the 3000 D can be located above the liquid supply?

A

15 feet.

121
Q

How long should the suction line be for the 3000 D?

A

As short as possible with few bends to keep friction losses low.

122
Q

Where is the 3000 D usually placed from the water source?

A

Within 30 feet of the water source.

123
Q

For the 3000 D what color is the freshwater hose?

A

Green.

124
Q

What color is the waste water hose on the 3000 D?

A

Blue.

125
Q

When starting up the 3000 D what should you do to the pump strainer?

A

You should fill the pump strainer with water to prime.

126
Q

On the 3000 D what should you do to the control valves?

A

You should set all the control valves to start.

127
Q

When starting up the 3000 D what should you do to the DE storage container?

A

You should remove the DE storage container and set it aside.

128
Q

When slowly mixing and stirring 2000 mL of DE how much water should you use and what size bucket?

A

You should use a 3 gallon bucket filled up to three quarters of water.

129
Q

For a 3000 D how many ounces of chlorine, what size bucket, and how much water should you fill that bucket with?

A

8oz of chlorine, 3 gallon bucket, three quarters full of water.

130
Q

Where should you pour the chlorine solution in the 3000 D?

A

The hypochlorite tank.

131
Q

What is the engine of the 3000 D equipped with?

A

An automatic decompression device, excess fuel starting device to allow the engine to start easily and safely.

132
Q

What are the three positions in the automatic the compression device for the 3000 D?

A

Operation, neutral, start position.

133
Q

What does the operation position in the automatic decompression device for the 3000 D mean?

A

The decompression is off and the engine has compression.

134
Q

What does the neutral position in the automatic the compression device for the 3000 D mean?

A

The neutral position is for cold starting and compression is off.

135
Q

What does the start position in the automatic the compression device for the 3000 D mean?

A

This causes the automatic decompression to operate when the pen moves into the operating position decompression ends and the engine fires.

136
Q

When should you use the decompression device to stop the engine in the 3000 D?

A

Never. This causes internal engine damage.

137
Q

During the coldstart procedures for the 3000 D what is the first thing you should start and pull?

A

You should place the automatic the compression device in start and you should pull the excess fuel starting device.

138
Q

In the 3000 D how many revolutions should you turn the handcrank before turning it as quickly as you can?

A

For revolutions.

139
Q

How long should you let the engine run at half speed during the coldstart procedure upon first start?

A

You should let the engine run at half speed for one minute then raise the engine to full speed.

140
Q

When is the 3000 D ready to perform the function of purifying water?

A

Once you have precoated the filter.

141
Q

What should you check every 30 minutes in the 3000 D?

A

You should check the chlorine residual, the turbidity of the potable water, and the DE tank for slurry mixture.

142
Q

What should be done to the filter when the pressure difference between the filter inlet and outlet exceeds how many PSI?

A

Back washing and 20 PSI

143
Q

What should the outlet selector valves be set to when securing the 3000 D?

A

Waste.

144
Q

What should the waste outlet valve be set to when securing the 3000 D?

A

Off.

145
Q

What should the backwash valve beset to when securing the 3000 D?

A

Backwash.

146
Q

What should the precoat valve beset to when securing the 3000 D?

A

Filter.

147
Q

What should the filter drain valve be set to when securing the 3000 D?

A

Drain.

148
Q

When securing the 3000 D how long should you let the engine idle for?

A

Five minutes.

149
Q

When securing the 3000 D after letting the engine idle for five minutes what should you place on STOP until the engine stops?

A

Speed regulating lever.

150
Q

When securing the 3000 D what should you do with the excess fuel starting device and what should you place the speed regulating lever to?

A

You should pull the excess feel starting device and place the speed regulating lever to full load.

151
Q

How many total dissolved solids can the 3000 light medium tactical purify and how many gallons per hour?

A

Less than 1500 TDS, 3000 gallons per hour.

152
Q

What additional functions besides water purification can the 3000 light medium tactical perform?

A

It can also be used for additional functions such as the contamination, firefighting, irrigation.

153
Q

How much does the 3000 light medium tactical weight?

A

680 pounds.

154
Q

What type of fuel and how many people are required to operate the 3000 LMT water purification system?

A

Diesel

2 people

155
Q

What what three chemicals does the 3000 light medium tactical use for filtration and storage processes?

A

Chlorine
Polymer
DE

156
Q

Why is polymer used in the 3000 light medium tactical water purification system?

A

Polymers is a coagulant that bonds 2 or more molecules to make filtration more efficient.

157
Q

What is the purpose of DE in the 3000 light medium tactical water purification system?

A

DE forms a cake on the filter elements to make the filtration process more efficient.

158
Q

How many gallons per hour is the reverse osmosis water purification unit capable of?

A

It’s capable of 600 gallons per hour.

159
Q

How does the ROWPU purify water?

A

It purifies water by reducing the dissolved and suspended solids in the water.

160
Q

What type of water does the ROWPU process?

A

It processes raw water, brackish water, and seawater into potable water.

161
Q

Is the ROWPU capable of processing water that has been contaminated with CBR agents?

A

Yes.

162
Q

Once the ROWPU Removes suspended solids what happens to the water after this process?

A

High pressure forces the water through a semi permeable membrane.

163
Q

In the ROWPU what maximum PSI is used for fresh and brackish water?

A

600 psi.

164
Q

In the ROWPU what is the maximum PSI used for salt water?

A

900 psi.

165
Q

What type of chemicals are used in the ROWPU to kill bacteria?

A

Chlorine
Sodium hex
Polymer
Citric acid

166
Q

How much power does a generator need to produce to power the ROWPU?

A

30 kW of power.

167
Q

How many gallons do you onionskin bladders hold?

A

3000 gallons.

168
Q

How many electrical motor driven water pumps are included with an ROWPU?

A

Four frame mounted portable electrical motor driven water pumps are included.

169
Q

What is included in the water test equipment for the ROWPU?

A

Total dissolved solids meter, color comparator, etc.

170
Q

What are the two types of pumps needed for the ROWPU?

A

Polymer pump, sodium hex pump.

171
Q

In the ROWPU what does the polymer pump add to the raw water?

A

Polyelectrolyte solution

172
Q

In the ROWPU, what is the function of the polymer pump?

A

It coagulates small floating particles this makes it easier to remove the particles.

173
Q

What does the sodium hex pump add to the ROWPU?

A

It adds a solution of hexametaphosphate.

174
Q

By adding hexametaphosphate from the sodium hex pump to the ROWPU what does this do?

A

It prevents scaling of the filters.

175
Q

What is the first filter in the ROWPU that raw water goes through?

A

The first filter is the multi media filter.

176
Q

What happens to the water after it is filtered through the multi media filter in the ROWP unit?

A

The booster pump draws the water to force it through the cartridge filter.

177
Q

What is the purpose of having a cartridge filter right after the multimedia filter in the ROWP unit?

A

The cartridge filter removes tiny particles that were missed by the multimedia filter.

178
Q

In the ROWP unit what happens to the water after it passes through the cartridge filter?

A

The reverse osmosis RO pump increases water pressure to force it through the semi permeable membrane’s.

179
Q

In the ROWP unit what does the pulse dampener do?

A

It’s a ball shaped device that reduces the shock that’s caused by the piston action of the pump.

180
Q

When are dissolved solids completely removed from the ROWP unit?

A

After the water passes through the membranes.

181
Q

When does the chlorine pump inject chlorine into the water of the ROWPU?

A

After the water leaves the RO elements aka membranes.

182
Q

If you aren’t injecting chlorine into the running water of the ROWPU then what should you do?

A

You should batch chlorinate the water inside of a container or collapsible tank.

183
Q

What is the function of the distribution pump?

A

It moves the product water into vehicles, tanks, etc.

184
Q

How do you clean the RO elements?

A

You use diluted citric acid.

185
Q

Why is diluted citric acid used to clean RO elements?

A

Citric acid lowers pH of the water and improves the salt rejection in the elements.

186
Q

In the ROWP unit what is Brine water used for and where would you store it?

A

It’s used to flush out the multimedia filter with the use of a backwash pump.

187
Q

In the ROWP unit how does the backwash pump force Brine water through the media filter to flush it out?

A

It forces it from the bottom to the top to flush out any unwanted accumulation in the filter.

188
Q

How many gallons per minute of fresh / brackish water can the ROWP unit process?

A

13.5 gallons per minute.

189
Q

How many gallons per minute of seawater can the ROWPU process?

A

12 gallons per minute.

190
Q

What gives the ROWP unit a faster processing time?

A

Water temperature. As the water temperature increases so does the flow of the product water.

191
Q

What temperature does fresh or brackish water need to be at for the ROWPU to process 600 GPH?

A

77°F

192
Q

What temperature does seawater need to be at for the ROWP unit to process 400 GPH?

A

77°F

UT advanced (8 decks)

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