IceTech CD 50, Руководство по обслуживанию

Страница: 37 / 37

Granular Ice Technical Service Manual
37 COD: IQ02_404MTIN.DOC
6) Water leaks A) Water from trough overflows and
falls into ice bin. Buoy valve does not
close. A) Adjust water level. Reduce
water pressure. Clean or replace
valve.
B) Defective o-rings in lower bearing. B) Seal with silicone or replace.
7) Machine is unusually noisy A) Defective fan or loose blades A) Tighten blades or replace fan.
B) Vibrating components B) Tighten loose parts
C) Compressor makes noise. C) Replace compressor
8) Motor is unusually noisy A) Back fan within motor is loose A) Open motor and tighten fan.
B) Worn ball bearings. B) Replace ball bearings or
motor.
9) Gearbox is unusually noisy A) Defective/worn parts within gearbox A) Open gearbox and replace
defective parts, or replace entire
gearbox.
10) Evaporator is unusually noisy A) Upper or lower bearings are
defective or dirty. A) Replace, clean and/or
lubricate bearings.
B) Auger and/or evaporator are
scratched. B) Check and replace if
necessary.
11) Machine not working. Red pilot
light is switched on in front panel. A) Input voltage subject to oscillation
which trips the machine. A) Check voltage and rearm
circuit breaker. Need a voltage
stabiliser?
B) Electrical condenser on motor is
faulty B) Replace electrical condenser
C) Condensation pressure in
refrigeration circuit is too low C) Adjust fan pressostat (air-
cooled models) or cooling-water
control valve (water-cooled
models)
D) Evaporation pressure (and
temperature) too low D) Adjust fan pressostat (air-
cooled models) or cooling-water
control valve (water-cooled
models), check refrigerant
charge and expansion valve
setting if applicable.
E) Lower or upper bearing is damaged
and auger may be scratching
evaporator. E) Replace damaged bearing(s).
Look for scratches on the
bearings and on the vertical
grooves inside evaporator.
Check auger blade for sharpness
and scratches
F) Defective/worn parts within gearbox F) Open gearbox and replace
faulty parts, or replace entire
gearbox.
G) Bearing on motor reducer is
blocked. G) Repair or replace motor.