Cornelius I Series Spezifikationen PDF herunterladen (Seite 37)

TP00952

November 26, 200132

Trouble Probable Cause Remedy

COMPRESSOR RUNS BUT

DOES NOT COOL, CIRCUIT

BOARD INDICATOR LIGHTS

“ON”

A. Low charge. A. Leak check – Recharge.

B. Hot gas solenoid leaking. B. Replace.

C. Defective expansion valve. C. Replace.

D. Inefficient compressor. D. Replace.

E. Internal by-pass open,

compressor noisy.

E. Permit pressures to equalize.

CUBER DOESN’T GO INTO

FREEZE CYCLE

A. Ice bridge setting too low. A. Adjust per bridge adjustment

instructions.

B. Expansion valve failure (will

not pull down).

B. Tighten bulb, replace as needed.

See check-out procedure.

CUBER REMAINS IN THE

FREEZE CYCLE

A. Low inlet water pressure A. Check for restriction in the water

supply line or filter.

B. Fill valve failure

C. Pressure tube failure.

D. Pressure sensor failure.

E. Water leak.

F. High or low ambient

temperature.

B. Replace as needed.

C. Ensure that pressure tube is

connected and free of cuts or

kinks.

D. Replace control board as needed.

E. Check for leaks in the water

distribution system and repair as

needed.

F. Ensure air ambient temperature is

from 50 to 100 degrees.

LONG FREEZE CYCLE

GENERAL

A. Water inlet valve leaking. A. Repair or replace.

B. Dirty condenser or fan blade. B. Clean as required.

C. Louvers at condenser

obstructed.

C. Remove obstruction.

D. Ambient air temperature too

high.

D. Advise customer.

E. Condenser discharge air

re-circulating.

E. Install condenser baffle.

F. Low charge. F. Check for leak, correct, evacuate

and recharge.

G. Hot gas solenoid valve leaking

(not seating).

G. Replace.

H. Water regulator valve set too

high or stuck (water cooled

units only).

H. Adjust, clean or replace (setting to

be 260 to 271 PSI).

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