
8-2
TROUBLESHOOTING GUIDE
Model 390
Troubleshooting Guide
8
b. Beater motor has tripped the
internal overload.
b. Place control switch in the OFF
position. Allow the motor to cool, then
resume normal operation. Contact a
service technician if problem
continues.
_ _
c. Tripped circuit breaker or blown
fuse.
c. Reset circuit breaker or replace blown
fuse.
_ _
d. The rod resting on top of the valve
handle pin must be raised to
activate refrigeration.
d. Raise and release the lever.
8. Unit not freezing product
when in the AUTO
position.
a. Refrigerant leak.
a. Call for service to repair leak.
_ _
b. Dirty condensers.
b. Clean regularly.
9. Missing guide bearing.
a. Guide bearing stuck in drive shaft.
a. Remove guide bearing from hole in
drive shaft.
_ _
10.Excessive leakage from
the door spout.
a. Improper or inadequate lubrication
on draw valve O-rings.
a. Use an approved food grade lubricant
(example: Taylor Lube) and follow
lubrication procedures.
b. Bad or missing O-rings on draw
valve.
b. Replace rubber parts every three
months.
11.Door will not go into
position easily.
a. Position of beater assembly.
a. The open end of the beater assembly
should be in the eleven o’clock
position.
Problem
Probable Cause
Remedy
Page
Ref.
Summary of Contents for 390
Page 8: ...1 4 TO THE INSTALLER Model 390 To the Installer 1 Notes...
Page 10: ...2 2 TO THE OPERATOR Model 390 To the Operator 2 Notes...
Page 14: ...3 4 SAFETY Model 390 Safety 3 Notes...
Page 18: ...5 2 USER INTERFACE Model 390 User Interface 5 Notes...
Page 30: ...9 2 PARTS REPLACEMENT SCHEDULE Model 390 Parts Replacement Schedule 9 Notes...
Page 36: ...11 4 LIMITED WARRANTY ON PARTS Models 390 Limited Warranty on Parts 11...