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15
Model 390 Operating Procedures
PROBLEM
PROBABLE CAUSE REMEDY PAGE
REF.
7. No freezer operation with
unit in the “AUTO” position.
a. Unit unplugged. a. Plug cord in wall
receptacle.
-- --
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.
d. The rod resting on top of
the valve handle p in must
be raised to activate
refrigeration.
c. Reset circuit breaker or
replace blown fuse.
d. Raise and release the
lever .
-- --
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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. 12
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.
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b. Bad or missing o-rings on
draw valve.
b. Replace rubber parts every
three months.
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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
11 o’clock position.
8