Perlick BBS60 - Page 8

Back Bar Service Manual
Return to Table of Contents Troubleshooting Guide - Refrigeration System Page 3-1
3.0 Troubleshooting Guide – Refrigeration System
Use this diagnostic guide to identify issues and to locate applicable instructions within this service manual.
This diagnostic guide can be used for any of Perlick’s Back Bar Refrigeration Products.
ELECTROCUTION HAZARD!!
Never attempt to repair or perform
maintenance on the unit until the Main
electrical power has been disconnected.
PROBLEM
CAUSE
SOLUTION
Refrigerator does not run.
No power to the unit.
Check circuit protection devices. Fuses,
breakers, GFI).
Restore power to unit.
Refer to information plate. See Section 1.0
and Table 7-1.
Incorrect control settings or faulty control.
Return to factory settings (see Sections
7.5.1 and 7.5.2) or replace control.
Refrigerator is too warm.
Power
No power to unit.
Restore power to unit.
Refer to information plate. See Section 1.0
and Table 7-1.
Incorrectly wired internal wiring
connections.
Verify wiring per wiring diagram. See
Section 7.2.
Reconnect wires if needed.
Fans
Evaporator fan is not running.
Refer to Evaporator fan is not running
Coils
Evaporator coil has iced over.
Remove ice. See Section 6.5
Condensing coil is not clean.
Clean with soft brush and vacuum.
Fins are bent or damaged.
Straighten fins.
Control
No power to control.
Refer to Control not functioning
Control is not calling for cooling.
Refer to Control not functioning
Probe failure.
Refer to Table 7-5 for resistance values.
Replace probe if needed. See Section
7.5.4.