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5520, 5525, & 5530 WARMING CABINETS
3. Trouble Analysis
Unit will not turn on.
Unit does not
1
turn "ON"
°
Yes
Disconnect
No |
Turn Disconnect
2
"ON"
"ON"
Yes
м
V.
If Circuit Breaker shuts off during
3
e
a
No
deo,
NE
heat-up, refer to Analysis for
=
"Circuit Breaker Trips."
Good
Yes
Check/adjust
Is DS10 on PCB |
No,
|power supply. Turn} No Good
Replace
4
ER"
a.
Power
"ON
OFF-ON
Circuit
Subo!
Breaker to reset.
PPY
Check that 7P
is connected
Yes
on PCB
Unit
Jumper 3A4J-1
OFF
Replace
5 | to 3A4J-8 on PCB
PCB
Yes
Replace Switch
6
Assembly
6
30926
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