Duke DQ 957RMT, Operator’S Manual With Illustrated Parts List

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Twin Twist Soft Serve Freezer Model 957RMT
46 184957
13 Troubleshooting Tables
(continued)
PROBLEM PROBABLE CAUSE REMEDY
Poor or slow
product recovery.
1. Dirty or blocked condenser, restricted air
flow – high ambient temperature.
1.
Have condenser cleaned by your
local service company; lower ambient
temperature.
2. Thermostat cut-in point out of adjustment
or malfunctioning.
2.
Contact your Your local service
company.
3. Defective condenser fan motor (air
cooled)
3.
Contact your Your local service
company.
4. Component or compressor failure. 4.
Contact your Your local service
company.
Beater motor
does not operate.
1. Head assembly is not installed. 1. Install head assembly.
2. Magnetic head switch defective. 2.
Contact your Your local service
company.
3. Component failure. 3.
Contact your Your local service
company.
Compressor
does not operate
or operates
improperly.
1. Trouble in compressor condensing circuit 1.
Contact your Your local service
company.
2. Faulty start capacitor, run capacitor or
relay. (Single phase only)
2.
Contact your Your local service
company.
3. Faulty contactor 3.
Contact your Your local service
company.
4. Disconnected or broken wire in switch or
capacitor relay box.
4.
Contact your Your local service
company.
Compressor and
beater motor
operates only
when dispensing.
1. Cylinder thermostat setting too warm or
thermostat defective.
1.
Contact your Your local service
company.