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Rv > Consumer Products 2 > Flashcards

Consumer Products 2 Flashcards

1
Q

What kind of refrigerant would you find in an ice maker?

A

R134a

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2
Q

How many watts does a mold heater use?

A

165 watts

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3
Q

How is the mold heater wired?

A

It’s wired in series with the t-stat

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4
Q

What should be the resistance of the mold heater?

A

75 ohms

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5
Q

When does a mold thermostat close and what happens when it closes?

A

Closes at -10C and starts the ejection cycle

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6
Q

What temperature does the mold thermostat reset

A

10C

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7
Q

Can you lube the ice ejector?

A

Yes but only with food grade silicone grease

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8
Q

Where may the washer drain be connected?

A

Downstream of the termination valve so the customer must be hooked to the sewer system when using the washer

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9
Q

Where is the dishwasher drain hose connected?

A

Upstream of the galley sink P-trap

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10
Q

What power do the dryers need?

A

120 but some may require 240

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11
Q

What style drive end do the ice makes have and why?

A

The have a D-shaped drive end for positive coupling

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12
Q

What are the 3 mold switches?

A

Holding switch
Water Valve switch
Shut-off switch

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13
Q

What kind of motor is in the ice makers

A

Low wattage, stall type motor

A One RPM motor

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14
Q

What does the hold switch do?

A

It assures completion of a revolution once a cycle has started

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15
Q

What is the purpose of the water valve switch?

A

It opens the water valve during the fill stage of the cycle

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16
Q

What is the purpose of the shut-off switch?

A

It’s the switch that stops the ice makers operation when the storage bin is full

17
Q

How do you test the motor

A

Disconnect power
Test for continuity between leads
Replace if there is no continuity

18
Q

How much power does it take to energize the water valve?

A

Takes 10-15 watts

19
Q

How much is the coil voltage drop?

A

105VAC

20
Q

How are the mold heater and coil wired?

A

They are wired in series

21
Q

What is the only adjustment on the ice maker?

A

Water valve switch

22
Q

What must you remember when adjusting the water fill?

A

Make sure it’s level

And never adjust the screw one full turn at a time

23
Q

What should the water supply pressure be to the ice maker?

A

Between 15-125psi

24
Q 
What are each colour of wire for?
Black?
White?
Brown?
Green?
A

Black- AC hot to ice maker
White- Ac neutral to Icemaker
Brown- AC Power from ice maker to water valve
Green- safety ground

25
Q

What may also be included with the water valve?

And when is it energized?

A

-A heating pad controlled by a t-stat mounted on the rear of the fridge
-It is energized when below freezing
Water fill line also may have a heat tape

Rv (23 decks)

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