Service manual

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Troubleshooting
27
F8343001
9. No Outputs
C
No Outputs
A
Are fuses F3 and F4
intact?
No
Replace fuse and determine cause for blown fuse.
Yes
Are SQ1
(door closed) and
SQ2 (door locked) closed?
Verify that INTLCK LED
and MAIN PWR LED are
lit on AP1 Output
Board.
B
No
Determine why SQ1 (door closed) and SQ2 (door locked)
are not closing. Adjust switches as necessary.
Yes
A C
Yes
Is there 220VAC
between fuses F1,
F3 and F4 to F2?
Check to see if 220V is present at outputs. Check
output LEDs and output connectors H2, H5, H7 on
AP1 Output Board. Check voltage at load.
No
Main power relay or interlock relay on AP1 Output Board may be faulty.
Replace AP1 Output Board as necessary.
CHM485S