Sharp KS-1800 Service Manual page 18

2. Trouble during Warm-keeping (Capable of cooking)
Problem
Unable to keep
Warm indicator
warm.
lamp will not go ON.
Warm indicator
lamp will go ON.
Cooked rice becomes
Warm-keeping is
dry. (Too high
capable but
temperature).
insuffi cient.
Too loose. Discolored
(First check if
into yellow. Smelling.
"Precautions for
(only when warm
Warm-keeping to
keeping)
Get Tasty Rice" is
followed.)
Cooked rice becomes
waterish (Too low
temperature). Sticking.
Excessive dew.
Discoloring. Smelling
(acid smell, rotten
smell).
3. Other Trouble
Lamps will not go ON or they fl ickers.
Temperature fuse fl ow out.
Affected by electric shock from cooker
body at a touch.
Incapable of smooth accommodation of
cord.
Possible Cause
* Disconnected plug.
Faulty micro switch or maladjustment
switch assembly.
Faulty or loose wiring.
Faulty side heater assembly.
Faulty or loose wiring.
Faulty or loose wiring.
* Unloosed rice after cooking.
Faulty side heater assembly.
Faulty or loose wiring.
Faulty receptacles. (Contact failure
with plugs).
Nearly broken or contact after
breakage of cord.
Contact failure cord reel assembly.
Loose wiring.
Faulty lamp or resistor.
Maladjustment switch assembly.
* Cooked by depressing the switch
button forcibly with chopsticks, etc.
Maladjustment or short-circuit of
switch assembly.
Faulty wiring.
Faulty insulation of heater plate
assembly, side heater assembly,
switch assembly, cord reel assembly,
etc.
Water-soaked lid, cooker body, etc.
* Due to unsatisfactory handling
(twisted or bent cord).
Faulty cord reel assembly.
18
Corrective Action
* Plugged into the wall outlet.
Repair or replace.
Correct wiring.
Replace side heater assembly.
Correct wiring.
Correct wiring.
* Advise proper operating
instructions.
Replace side heater assembly.
Correct wiring.
Repair receptacles.
Replace cord reel assembly.
Replace cord reel assembly.
Repair.
Replace neon lamp assembly.
Adjustment switch assembly.
* Advise proper operating
instructions.
Repair or replace switch assembly
and replace faulty parts.
Repair wiring.
Replace faulty parts.
Replace faulty parts after drying.
* Advise proper operating
instructions.
Replace cord reel assembly.