Whirlpool MID-LINE DESIGN, Руководство пользователя

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CONFIRMATION OF LEARNING EXERCISE
1. The customer complains that the compres-
sor will not start. Which of the following
could be the cause of the problem?
____ A. Air obstruction in the back or
above the cabinet.
____ B. Motor windings open, shorted or
grounded.
____ C. Condenser fan not running or too
slow.
____ D. Air control closed.
2. The customer complains that the freezer
compartment is too warm. Which of the
following could be the cause of the prob-
lem?
____ A. Excessive frost on the evaporator
coils.
____ B. Air control closed.
____ C. Insufficient air circulation.
____ D. Motor winding shorted.
3. The customer complains of external sweat
ing. Which of the following could be the
cause of the problem?
____ A. Defective Bi-Metal
____ B. Condensate drain clogged.
____ C. Thermostat set too cold.
____ D. Void in insulation.
4. If you are testing the main winding of the
compressor, what should the meter reading
be?
____ A. 1
Ω
to 5
Ω
____ B. 7
Ω
to 10
Ω
____ C. 12
Ω
to 14
Ω
____ D. 50
Ω
to 75
Ω
Place an X in the blank next to the correct answer(s) to the following servicing situations.
5. If you are testing the start winding of the
compressor, what should the meter reading
be?
____ A. 1
Ω
to 5
Ω
____ B. 7
Ω
to 20
Ω
____ C. 22
Ω
to 30
Ω
____ D. 50
Ω
to 75
Ω
6. When testing the timer, what scale should
be used on the ohmmeter?
____ A. Rx1
____ B. Rx1K
____ C. Rx10K
____ D. Rx1M
7. Is the overload protector normally closed?
____ A. Yes
____ B. No
____ C. Doesn’t matter
8. At what temperature is the freezer cold
enough to close the Bi-metal contacts?
____ A. 32°F
____ B. 55°F
____ C. 100°F
____ D. None of the above.
9. When testing the timer motor, on which
terminals should you place the ohmmeter
probes?
____ A. 2 and 3
____ B. 1 and 2
____ C. 1 and 4
____ D. 2 and 4