24
PROBLEM POSSIBLE CAUSES SOLUTION
4) Everything appears to be running
correctly but no ice made in the
evaporator.
A) Freezing system faulty.
(dirty condenser, or problem into the
freezing system).
A) Check system.
B) Hot gas valve faulty (outlet pipe
temperature would indicate this).
B) Repalce hot gas valve.
5) The ice cubes form correctly but do not A) The hot gas valve does not open. A) Check valve.
unstick. B) The lower cam micro-switch is faulty or
wrongly connected.
B) Replace micro-switch or connect
it right..
(Only on water condensed machines)
Presostat faulty or opens too much
C) Regulate water presostat to 40ºC-
43ºC.
D) Faulty presostat. D) Check or adjust presostat.
6) Low ice production. A) Water level in pan too low or too high. A) Check water level. Look at the
position of the buoy.
B) Blocked condenser. B) Clean condenser.
C) fan pressostat or cooling water inlet
valve out of order or wrongly adjusted.
C) Adjust or replace them
D) wrong quatity of refrigerant D) Draw vacuum and reload.
E) Water intake valve does not close and
drips.
E) Check and replace if is necessary.
F) Humidity into the system F) Replace drier, draw vacuum and
reload..
G) Compressor out of order G) Replace the compressor
H) Water pan broke down. H) Replace it.
7) A sheet of ice forms in pan . A) Agitator motor micro-switch faulty. A) Check micro-switch.
B) Agitator motor faulty. B) Check motor.
C) Loose union bush pins C) Tighten pins.
D) Cutted wire D)Replace itr
8) The machine does not stop though the
bin is full of cubes.
A) Connecting rod micro-switch faulty or in
wrong position.
Check micro-switch. Place this
correctly.
B) Wrong pressure on this micro-switch
spring.
B) Verificar presión muelle.
C) In WHP AGS 850/851 model termostat
faulty.
C) Replace termostat.
9) Cubes are formed normally for some
cycles. Then the evaporator stops getting
cold at some point.
A) Moisture in system. A) Draw vacuum in installation by
heating compressor and dehydrator.
Load with the correct refrigerant.
B) Foreing body blocking capillari at
certain times.
B) Remove dehydrator.
Unblock capillary and replace with
new dehydrator.
Draw vacuum and reload.
10) The pan remains in stop position
althought cubes have dropped out.
A) Connecting rod micro-swith faulty or in
wrong position.
A) Replace or change position of
micro-switch.
(16 paginas)
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