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RGC A/O > Onan Generator > Flashcards

Onan Generator Flashcards

1
Q

What is the Onan Generator used to power and how many volts?

A

110- Volts

Lightning
Electrical Outlets
Battery Charger on the apparatus

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2
Q

What are the Onan Mobile Genset Generator Model #?

A

75HDKAL-1C (1995-2003 LTI)
75HDKAL-1E (2006-2009 LTI)
75HDKAL-1B (2016 Pierce) Aka Cummins Onan

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3
Q

How many AC Volts can it produce?

A

120/240

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4
Q

What is the KVA (Kilovolt-ampere)?

A

7.5

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5
Q

What is the kW (Kilowatt)?

A

7.5

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6
Q

How amps does it produce?

A

31

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7
Q

What is the Hz (Hertz)?

A

60

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8
Q

How high of RPMs does it run at?

A

1800 RPM

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9
Q

What kind of motor powers the Onan Generator?

A

Diesel Engine

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10
Q

What kind of cooling system does it have?

A
  • Pressurized, closed-loop liquid cooling system

- Coolant pumped through passages in engine block and head and cooled in a Genset-mounted radiator and fan

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11
Q

Which batteries are used to power its controls and starting circuits?

A

Apparatus Batteries

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12
Q

Where are the controls for the Onan Generator located?

A

3 Locations:

  • Switch mounted on generator itself
  • Control box (left/drivers compartment)
  • Switches on dashboard in cab
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13
Q

What are the controls on the generator?

A 
Start/Stop
Pre-Heat Switch
Oil Pressure Gauge
Temp Gauge
Volts Gauge
Hour Meter
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14
Q

What are the controls in the LTI left compartment?

A 
Start/Stop
Pre-Heat Switch
Circuit Breaker Panel (2 main breakers)
Quartz Light Switches
Cord Reel rewind speed control
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15
Q

Which controls are in the Tractor Cab area?

A

Start/Stop
Pre-Heat Switch
Indicator Light

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16
Q

Where is the generator located?

A

Mounted behind tractor chassis compartment

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17
Q

How can you make access to the Generator?

A

LTI:

  • Lid on top of chassis compartment
  • Right Door (Forcible Entry) compartment

Pierce:

  • Drivers side rear mounted tractor compartment
  • Passenger side rear mounted tractor compartment
  • Rear mounted tractor access doors and floor gate
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18
Q

The DC control breaker protects the what volts components?

A

12-Volts components

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19
Q

What turns on when the generator is in pre-heat mode?

A

Preheating Indicator Light (Illuminate)

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20
Q

Where are the Cab/Trailer Quartz lights controlled at?

A

Switches in:

  • Left Cab Compartment
  • Cab Dashboard
  • Each light assembly

Lights are removable and can be raised on mounting poles

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21
Q

How long are the Cord Reels?

A

200 Feet : 1995-1996, 2003, 2006, 2009

250 Feet: 2000, 2001, 2002

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22
Q

How many receptacles and at what amps does the Electric Cord Reel Outlet Box have?

A

Two 20-Amp Receptacles

23
Q

Which system supplies power to the electrical panel while operating?

A

Genset

24
Q

Where is the electrical panel located and how many circuit breakers does it have?

A

Left Compartment (12) Circuit Breakers:

1- Front Cab Quartz Light
2- Main
3- Rear Trailer Quartz Lights
4- Main
5- Left Front Receptacle (Tractor)
6- Right Front Receptacle (Tractor)
7- Left Rear Receptacle (Trailer)
8- Right Rear Receptacle (Trailer)
9- Cord Real Receptacle #1
10- Aerial Ladder Receptacle
11- Cord Real Receptacle #2
12- Battery Charger
25
Q

What can the Genset provide power too?

A 
Air Cushion Fans
Submersible Pump
Water Vacuum
Lights
Other appliances
26
Q

Genset Load Limits info:

A
  • amount of appliances depends upon power rating
  • will shut down or breakers trip if exceed rating
  • Avoid overloading
  • Run fewer appliances at same time so load is not greater than rating
27
Q

No-Load Operation Info:

A
  • Keep to a minimum
  • Fuel doesn’t burn completely causing slobbering and white smoke
  • Long period, always have some load connected
28
Q

2016 Pierce Pre-Heat Info:

A
  • No longer than 20 seconds ( can damage glow plugs)
  • Hold control to preheat position (stop position):

10 seconds- above 50F (10C)
15 seconds- 0* to 50F (-17C to 10C)
20 seconds- below 50F (-17*C)

29
Q

Do not crank the engine for more than how many seconds?

A 
15 seconds (damage to starter can result)
Wait 2 mins before re-attempting
Refrer to manual if doesnt restart second time
30
Q

When shutting down the generator, how long do you let it run without a load?

A

3 to 5 minutes

31
Q

What does the GLC stand for and which truck is it on?

A

Generator Logic Control

2006 ALF

32
Q

What is the GLC designed for ?

A

auto start or stop

-will start if battery voltage is too low or time of day for auto-start occured

33
Q

How many setting are there in the GLC?

A

6 setting:

Auto
Start/Stop, Start Time, Stop Time
Setting Time
Display
Manual Operations
Activity Timer
34
Q

In Auto, how low of voltage will the GLC turn on at?

A

12.1 and will run until exceeded 13.3 for one hour

35
Q

How long with the GLC crank the generator for?

A

5 seconds

  • If it does not start, will stop for 5 seconds and then try again
  • If 5 attempts, doesnt start, “GEN FAIL” will flash
  • To clear press “START/STOP” button
36
Q

In activity timer mode, what does the timer count down from?

A

24 hours

37
Q

If after 24 hours of no activity on the GLC, what happens?

A

Exits auto mode and generator will stop

38
Q

If after 24 hours, and there is activity, what happens?

A

Stays in auto mode

39
Q

On the 2016 Pierce, how do you exercise the GLC?

A

Run 1/2 rated power for 1 hour weekly

40
Q

On the 2016 Pierce, when do you change the oil?

A

After the first 50 hours of operation

41
Q

When you are done completing a F-377 note, Odometer mileage, engine hours, aerials hours and what else needs to be documented?

A

Onan Hours

42
Q

The Onan Generator produces 120/240 volts at what Hz?

A

60 Hz

43
Q

What year ALF has the GLC?

A

2006

44
Q

In the GLC, when in AUTO Mode, when will the auto start feature engage?

A

Batteries are below 12.1

45
Q

Onan DC Voltmeter range is?

A

12.5 to 15

46
Q

Onan normal Coolant Temperatur is?

A

160 to 195

47
Q

2006 LTI: GLC in the auto mode will start when the batteries fall below a set standard voltage, will run until voltage has exceed 13.3 volts for how long?

A

1 Hour

48
Q

How many settings does the 2006 GLC control have?

A

6

49
Q

Hertz Meter mesures what output in Hertz?

A

Frequency

50
Q

2016 Pierce: Glow plug preheat limit include not holding the preheat control switch longer than ___ seconds. longer can damage the glow plug

A

20 seconds

51
Q

2016 Pierce: Run approximately at 1/2 rated power for ___ weekly?

A

1 Hour

52
Q

Do not crank the Onan engine more than how many seconds at a time or damage can result?

A

15 seconds

53
Q

Only connect electrical loads after warmed up for how many minutes?

A

Few

RGC A/O (45 decks)

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