AIRTAK C-25 through C-8000 Petunjuk Pemasangan, Pengoperasian, dan Pemeliharaan - Halaman 10

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Halaman Cetak
SYMPTOM
Chiller not running. (Power
on light off, high temperature
light off, analyzer gauge
normal.)
Chiller not running. (Power
on light on, high temperature
light on, analyzer gauge
normal)
Chiller running. (Power on
light on, analyzer gauge
high)
Chiller running (Power on
light on, high temperature
light on, analyzer gauge
pressure low)
M. TROUBLESHOOTING GUIDE
PROBABLE CAUSE
a. Disconnect open.
b. Fuse blown.
c. Wiring, improper or broken.
d. Control transformer defective.
a. Overload tripped.
b. High pressure switch open (if
supplied).
c. Low water pressure switch
(water cooled).
d. Low oil pressure switch (if
supplied).
e. High suction gas temperature.
a. High inlet water temperature.
b. High ambient temperature.
c. Dirty or plugged condenser coil.
d. Defective water regulator
(water-cooled)
e. Defective fan control.
f. Defective fan motor.
g. Defective refrigerant
compressor valves.
h. Suction pressure too high.
a. Leak in refrigerant circuitry.
b. Suction pressure too low.
10
REMDY
a. Close disconnect.
b. Replace fuse.
c. Check wiring diagram or repair.
d. Replace.
a. Allow to cool & reset. Check for
overload.
b. Reset and check for cause.
c. Increase water pressure.
d. Reset and check oil level.
e. Check for high ambient or over-
loaded condition.
a. Check heatload.
b. Cool ambient or relocate unit.
c. Clean condenser coil. Blow
with compressed air.
d. Repair or replace.
e. Replace.
f. Replace.
g. Repair or replace compressor.
h. Adjust hot gas bypass valve.
a. Locate and repair.
b. Adjust hot gas bypass valve.
Check refrigerant charge.