Taylor 337 Service Manual - page 26
22
Troubleshooting
Model 337
PROBLEM
PROBABLE CAUSE
REMEDY
12. An excessive amount of mix
leaked through the rear of the unit
into the drip pan
There is a worn or missing drive shaft
boot seal.
Replace the boot seal.
into the drip pan.
Inadequate lubrication of the drive
shaft boot seal.
Lubricate the boot seal according to
the Operator’s Manual.
The rear shell bearing is worn.
Replace the bearing.
The seal is installed inside--out.
Assemble the seal according to the
Operator’s Manual.
The wrong type of lubricant is being
used.
Use the lubricants recommended in
the Operator’s Manual.
13. The beater assembly works
forward.
There is a refrigerant shortage.
Locate and repair the leak.
14. The freezer door works loose.
The stud nuts (handscrews) are not
tightly installed or are damaged.
Tighten or replace the stud nuts.
The beater assembly works forward.
See previous problem.
15. Low overrun.
The scraper blades are
worn/damaged.
Replace the blades.
The mix feed tube is not installed.
Install according to Operator’s
Manual.
Beater rotates continually.
Check for electrical short or faulty
contactor.
Long “ON” cycles.
Check for sufficient mix in the hopper,
a clean condenser and the correct
refrigerant charge.
16. The draw valve is leaking.
Improper lubrication.
Lubricate according to the Operator’s
manual.
Worn or nicked o--rings on valve.
Replace o--rings.
Incorrect lubricant used.
Use lubricants recommended in the
Operator’s Manual.
17. The mix in the hopper is too cold.
The temperature is out of adjustment.
Adjust the hopper temperature setting.
(Refer to the “Operating Screen”
section in this manual.)
18. The mix in the hopper is too
warm.
The temperature is out of adjustment.
Adjust the hopper temperature setting.
(Refer to the “Operating Screen”
section in this manual.)
Warm mix has been put in the hopper.
The mix temperature should be below
40
_
F (4
_
C).
The hopper cover and/or gasket are
not correctly position.
Install the cover and the gasket
properly.