Cornelius CCM0330 - Page 28

Troubleshooting Trees
Page C5
Machine Runs, Does Not Make Ice (continued)
HIGH OR NORMAL
SUCTION
Check refrigerant
pressures, see page
E1
If head pressure is
also high, make sure
Condenser is clean
and machine has
good air flow
Is water
leaking out of
the Purge
Drain or Water
Trough?
NO
YES
OK
LOW SUCTION OK
Recover and weigh
in refrigerant charge
Check Hot Gas
Valve for leakage
during freeze, see
page E5
Check for inefficient
Compressor
OK
Low side
restriction or
defective TXV
Repair water
leakage defect