Perlick HA24BB Service Manual page 14

Residential Refrigeration
and Front Venting Commercial Refrigeration
Service Manual
PROBLEM
Control not functioning
Lights not functioning
Light stays on when door is
closed.
Eliwell Control: LED
Controller display is flash-
ing "E1"
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CAUSE
If Evaporator fan is still not running
No power to/from DC inverter/driver
(12V).
No power to unit.
Incorrectly wired harness.
No call for cooling.
Light switch in off position.
No power to light.
Faulty LED strip
Faulty/defective door switch or wiring to
door switch.
Door switch plunger bracket missing or
misaligned.
Manual switch is on.
Faulty/defective door switch or wiring to
door switch.
Door switch plunger bracket missing or
misaligned.
Probe 1 error. Reading out-of-range of
operating values.
Troubleshooting Guide – Beverage Dispensing
SOLUTION
Replace evaporator fan per Section 7.11 .
If no power: restore power, replace. Refer to
Section 1.1 .
Restore power to unit.
Refer to information plate. See Section 1.0
and Table 8-1
Verify wiring per wiring diagram, Section 8.2 .
Reconnect wires if needed.
Check probe connections and verify resistance
readings.
Check control settings.
Replace control.
Turn on light switch.
Verify wiring per wiring diagram, Section 8.2 .
Replace LED strip.
Check wiring for continuity of switch contacts.
Replace switch if faulty.
Install bracket and/or align properly.
Turn off manual switch.
Check wiring and continuity of switch contacts.
Replace switch if faulty.
Install bracket and/or align properly.
Check probe connections to control.
Check probe resistance readings per
Table 8-21 .
Check probe wiring.
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