Model 490 Operator Training
Controls Operating Procedures Troubleshooting Quiz
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Troubleshooting
Troubleshooting
Freezing cylinder walls scored.
Cause: Missing or worn front bearing on
freezer door.
Remedy: Install or replace front bearing.
Cause: Beater assembly bent.
Remedy: Call service technician to repair or
replace beater and to correct cause of
insufficient mix in freezing cylinder.
Drive shaft stuck in the drive coupling.
Cause: Rounded corners of drive shaft,
coupling, or both.
Remedy: Call service technician to correct
cause and replace necessary components. Do
not lubricate hex end of drive shaft.
Cause: Misalignment of rear bearing plate.
Remedy: Contact service technician.
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