Perlick HA24BB Service Manual page 11

Residential Refrigeration
and Front Venting Commercial Refrigeration
Service Manual
PROBLEM
Refrigerator is too warm.
(continued)
Refrigerator is too cold.
Refrigerator runs continu-
ously.
Return to Table of Contents
CAUSE
Probe failure.
Probe is not connected to the control.
Air Infiltration
Sealing compound does not form a com-
plete seal.
Door gasket is damaged or out of place. Refer to Sections 7.1 and 9.5 .
Condensate drain line/air trap is not
positioned properly.
Incorrect control settings.
Probe failure.
Control failure.
Condensing coil is dirty.
Incorrect control settings.
Probe failure.
Evaporator coil has iced over.
Sealing compound does not form a com-
plete seal.
Door gasket is damaged or out of place.
Condensate drain line/air trap is not posi-
tioned properly.
Extreme ambient conditions.
Troubleshooting Guide - Refrigeration System
SOLUTION
Refer to Table 8-21 for resistance values. Re-
place probe if needed. See Section 8.6.4.
Reconnect probe. See Section 8.6.4 .
Refer to Section 7.1 .
Reposition in loop. See Figure 7-3 .
Return to factory settings.
See Section 8.6 .
Table 8-21 for resistance values. Replace
probe if needed. See Section 8.6.4.
Refer to Electrical System
Clean with soft brush and vacuum.
Return to factory settings.
See Section 8.6 .
Table 8-21 for resistance values. Replace
probe if needed. See Section 8.6.4.
Remove ice per Section 7.4 .
Refer to Section 7.1.
Refer to Section 7.1 and 9.5 .
Reposition in loop. See Figure 7-3 .
Refer to Section 7.8 .
Page 3-2