Omcan IC-CN-0040 Manuel D'instructions page 15

J3 Is the suction pressure too low?
J4 Is the evaporator clean?
J5 Is the ice bridge correct?
J6 Is the machine level?
J7 Does water run over the
evaporator during harvest?
J8 Is the purge valve leaking?
J9 Is the relay damaged?
J10 Is the selector switch damaged?
J11 Is the suction pressure damaged? Replace evaporator
J12 Is the discharge pressure low
during freezing?
Evaporator gets hot.
Step Check
K1 Is the unit installed correctly?
K2 Is the condenser fan turning?
K3 Are the hot gas valve connections
loose?
K4 Is the machine charged correctly? K5
K5 Is the controller operating
correctly?
The compressor does not start.
Step Check
L1 Is the condenser dirty?
L2 Has the fan stopped or is dirty?
L3 Are the wires tight on the
controller?
L4 Are the compressor starting
components damaged?
L5 Is the controller board damaged?
L6 Is the compressor damaged?
Compressor runs but no ice is produced.
Step Check
M1 Is the air vent obstructed?
M2 Is the condenser dirty?
Troubleshooting
Replace the hot gas valve
J5
J6
J7
Clean or J11
Replace
Replace
Replace
Ambient temperature is too
low
If yes, proceed to
K2
K3
Tighten all wiring
connections
Replace the hot gas valve
If yes, proceed to
Clean
Repair/clean
L4
Replace components
Replace
Replace
If yes, proceed to
Clear the path
Clean
15
J4
Clean accordingly
Go to F or G sections
Level the unit
J8
J9
J10
J12
Replace the hot gas valve
If no, proceed to
Correctly install the unit
Tighten the blade, check the
wires or replace the motor
K4
Charge correctly
Replace the controller board.
If no, proceed to
L2
L3
Tighten all spade connections.
L5
L6
If no, proceed to
M2
M3