Cornelius R-134A service manual

Models: R-134A

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Trouble

Probable Cause

Remedy

COMPRESSOR OPERATES

A. Cooling capacity is exceeded

CONTINUOUSLY BUT DOES

by over-drawing.

NOT FORM SUFFICIENT ICE

 

BANK.

 

A.Reduce amount of drinks drawn per given time.

B.Unit located in excessively hot area or air circulation through condenser coil is restricted.

B.Relocate unit or check and if necessary, clean condenser coil as instructed.

NOTE: Ice bank freezes from bottom of evaporator upward. A refrigerant leak or insufficient charge might show an ice bank at bottom and not at top of evaporator.

AGITATOR MOTOR NOT

A.

Power switch (if applicable) in

OPERATING.

 

“OFF”position.

 

B.

Unit power cord or

 

 

refrigeration assembly power

 

 

cord unplugged.

A.Place power switch in “ON”position.

B.Connect power cord(s).

C.No power source (blown fuse or tripped circuit breaker).

C.Replace fuse or reset circuit breaker. (NOTE: Fuse or circuit breaker are not part of Unit).

D.

Agitator motor propeller

D.

Remove obstruction.

 

obstructed.

 

 

E.

Low voltage.

E.

Voltage must be at least 103 volts

 

 

 

(115 VAC unit) or 208 (230 VAC

 

 

 

unit) at compressor terminals

 

 

 

when compressor is trying to

 

 

 

start.

F.

Loose, disconnected, or

F.

Tighten connections or replace

 

broken wiring.

 

broken wiring.

G.

Inoperative agitator motor.

G.

Replace agitator motor.

312027000

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Page 51
Image 51
Cornelius R-134A service manual