Electronic Models - ACP RCS10TS Service Manual

Troubleshooting Procedures (Electronic Models)
Trouble 1: Oven does not operate at all, no inputs can be accepted.
CONDITION
Fuse blows.
Check continuity of interlock
monitor switch with door closed
Replace fuse
Check continuity of of primary
interlock switch contact with door
partially open until interlock
monitor switch contact close
Check continuity of primary
winding of low voltage transformer
Located on control board
Disconnect one side of the lead
wire connected form high
voltage transformer to the high
voltage capacitor and operate
the unit
CONDITION
Outlet has
Check continuity of magnetron
proper
voltage Fuse
does not
blow.
©2010 ACP Inc.
CHECK
CHECK
Check continuity of
power supply cord
Display do not shown
countdown
RESULT
Malfunction of
Continuity
interlock
monitor switch
No Continuity
Shorted
Continuity
contacts of
primary
interlock switch.
0 or infinite
Failed low
voltage
Approx.
transformer
260~320
(normal)
Normal
Failed high
voltage capacitor
Fuse blows
Failed high
Again
voltage
transformer
RESULT
No
Continuity
No
Continuity
Normal
Failed Touch
Panel circuit
Malfunction of
interlock switch
16400009
CAUSE REMEDY
Replace
Interlock
Switch
Assembly
Replace
Interlock
Switch
Assembly
Replace
Control
Board
Replace
Replace
CAUSE REMEDY
Replace
Failed
magnetron
Replace
Open power
supply cord
Replace
Replace
Interlock
secondary
Switch
Assembly
11