Sharp R-310BK, Руководство по обслуживанию

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10
R-310BK
R-310BW
Home fuse or circuit breaker
blows when power cord is plugged
into wall receptacle
Monitor fuse blows when power
cord is plugged into wall recepta-
cle.
All letters and indicators do not
appear in display when power
cord is first plugged into wall out-
let.
Display does not operate prop-
erly when STOP/CLEAR key is
touched. (Buzzer should sound
and ":" or time of day should ap-
pear in display.)
Oven lamp does not light when
door is opened.
Oven lamp does not go out when
door is closed.
Oven lamp lights but fan motor
and turntable motor do not oper-
ate.
Oven does not go into cook cycle
when START pad is touched
Oven seems to be operating but
little or no heat is produced in
oven load. (Food incompletely
cooked or not cooked at all at end
of cook cycle.)
Oven goes into a cook cycle but
extremely uneven heating is pro-
duced in oven load (food).
Oven does not cook properly
when programmed for Cooking
Power 5 mode. (Operates prop-
erly on Cooking Power 10 (HIGH)
mode.)
Oven goes into COMPU DE-
FROST but food is not defrosted
well.
OFF
CONDITION
PROBLEM
CONDITION
SHORT IN POWER CORD SHORT OR OPENED WIRING MAGNETRON POWER TRANSFORMER H.V. RECTIFIER ASSEMBLY HIGH VOLTAGE CAPACITOR THERMAL CUT-OUT PRIMARY INTERLOCK SYSTEM SECONDARY INTERLOCK SWITCH MONITOR SWITCH MONITOR FUSE OVEN LAMP OR SOCKET COOLING FAN MOTOR TURNTABLE MOTOR TOUCH CONTROL PANEL WRONG OPERATION LOW VOLTAGE DIRTY OVEN CAVITY KEY UNIT RELAY (RY1) COMPU DEFROST FOIL PATTERN ON PWB.
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
TEST PROCEDURE
RE RE A B C D E F F G H RE RE CK I CKCK CK J K L M
COOKING
CONDITION
CK = Check / RE = Replace