Ice-O-Matic ICE0250 Series Machine Does Not Enter Harvest, ICE Series, Troubleshooting Trees

ICE Series Troubleshooting Trees

Machine Does Not Enter Harvest

Will suction	NO
pressure drop
below cut-in of
Timer Initiate?

YES

Is the freeze

pattern on the

Evaporator

even?

YES

Check for signs of a weak Compressor, see page E1

NO

OK

Check Purge Valve to make sure it is not leaking, if it is replace valve or remove obstruction

Make sure system is

not overcharged

OK

OK

Hot Gas Valve

could be leaking

TXV(s) may be stuck open, see page E3 and E4

Does the

manual PurgeYES Switch

energize the Purge Valve?

NO

High

Temperature

Safety Control

may be open,

see page F8

Check Timer Initiate

Control for correct

cut-in pressure

OK

Check Timer

Number 1 for proper

setting and

operation

OK

Check Timer

Number 2

OK

Relay Number 1

or Relay Base

may be

defective

NOT OK	Timer Initiate
	Control out of
	adjustment or
	may be
	defective

NOT OK

Timer may be

defective

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