IceTech SCL 400, Technical Manual, Page: 17 / 19

E N G L IS H
TROUBLESHOOTING
Fault Description Possible Causes Recommendations
Machine inactive
(1) Power indicator not on
(2) Ice full level indicator on
(3) low water level indicator on
Main switch is set to OFF position
Knob selector need to be
set to ON position
Connection wire get loosened Check the wiring
Malfunction of ice level control assembly
Clean or replace ice level control
assembly
Blocked filters
Please refer to recommendations
for low water level alarm
Low water pressure Clean or replace filters
Ice production decreases
Regulation valve partially blocked or
improperly adjusted
Adjust or replace float valve
Low water level of water bin Adjust float valve to set water level
Insufficient feed of refrigerant Identify gas leakage and make a
refrigerant load
Ice machine in operation but no ice
produced No water
production in water cylinder for ice Check water pump operation or replace
it
Gear box motor gets stuck Check or replace it
Noise of gear box is too high
Gear box damaged or leaks lubrication
oil
Check or replace it
Gear box’s bearing and teeth get worn
out