Test Procedure - Viking RDMOS201SS Service Manual

TEST PROCEDURE

POSSIBLE CAUSE
AND
DEFECTIVE PARTS
PROBLEM
CONDITION
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-
OFF
cle.
CONDITION
All letters and indicators do not
appear in display when power cord
is first plugged into wall outlet.
Display does not operate properly
when STOP/CLEAR key is touched.
(Buzzer should sound and ":" or time
of day should appear 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.)
COOKING
CONDITION
Oven goes into a cook cycle but
extremely uneven heating is
produced in oven load (food).
Oven does not cook properly
when programmed for Cooking
Power 5 mode. (Operates properly
on Cooking Power 10 (HIGH) mode.)
Oven goes into COMPU DEFROST-
but food is not defrosted well.
AH sensor does not end during sen-
SENSOR
sor cooking condition. (Oven does
COOKING
not shut off after a cup of water is
CONDITION
boiling by sensor cooking)
Oven stops at 16 sec. after starting
PROCEDURE
LETTER
A MAGNETRON ASSEMBLY TEST
1. Disconnect the power supply cord, and then remove outer case.
2. Open the door and block it open.
3. Discharge high voltage capacitor.
RE RE A B C D E E F F G H RE RE CK I CK CK CK J K L
TEST PROCEDURES
COMPONENT TEST
15
RDMOS201SS
CK = Check / RE = Replace
M N