Service and Repair Manual

SERVICE (cont.)

COMPRESSOR (APPLIANCES) (ULTRA-1) (cont.)

Compressor Assy:

NOTE: Before removal of any refrigeration component the

refrigerant in the system must be reclaimed by a licensed

refrigeration repair person.

NOTE: When replacing the compressor it is recommended

that the dryer also be replaced.

1. Disconnect the tubes from the condenser and the ac-

cumulator.

2. Disconnect the compressor wiring harness from the

dispenser main wiring harness.

3. Remove the four .25-20 keps nuts and washers securing

the compressor to the chassis. Set nuts and washers

aside for reassembly.

4. Disconnect and remove the transformer.

5. From the right side of the dispenser lift the compressor

assembly over the four studs in the chassis and remove

compressor.

6. Install new compressor over the four studs in the dis-

penser chassis with the ﬁll valve to the right side of the

dispenser.

7. Secure compressor to the dispenser chassis using four

.25-20 keps nuts and washers.

8. Reconnect tubes from the condenser and the accumula-

tor to the compressor.

9. Reinstall transformer.

10. Evacuate the system.

11. Recharge 120V and 230V system with 6 oz. of Type

404A refrigerant.

Design Pressures: High 330 - Low 60

NOTE: The charging of the system must be done by a li-

censed refrigeration repair person.

NOTE: Refer to Wiring Diagrams when reconnecting wires

to Compressor, Thermal Overload Protector, Start Relay,

and Run Capacitor.

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