Follett Symphony 25CI400A - Ice Machine Troubleshooting; Troubleshooting Compressor, Motor, and Airflow Problems

25CI400A/W • 25HI400A • 50CI400A/W • 50HI400A 33
Problem Indicators Corrective Action
Compressor cycles
intermittently.
System status: gearmotor
and fan motor run.
1. Compressor start relay in wrong position.
2. High pressure cutout open due to high head
pressure.
3. Clogged or dirty air  lter or condenser coil.
4. Improper ventilation.
5. Defective compressor.
1. Position relay with arrow or word “top”.
2. Check discharge pressure and adjust water regulator
valve.
3. Clean or replace  lter, clean condenser coil.
4. Provide inlet and exhaust air provisions per Follett ice
machine installation manual.
5. Replace compressor.
Unit runs but not making ice.
System status: compressor,
gearmotor & fan motor
running.
1. Clogged or dirty air  lter or condenser coil.
2. Compressor not pumping.
3. Low refrigerant charge.
1. Clean or replace  lter, clean condenser coil.
2. Replace compressor.
3. Check for leaks; repair, evacuate, and weigh in correct
charge.
Compressor and fan motor
will not run.
Gearmotor runs.
1. Compressor switch in OFF position.
2. No output on compressor and fan motor terminals
on control board.
3. Failed fan motor causes high pressure cut-out to
open.
1. Turn compressor switch on.
2. Replace control board.
3. Replace fan motor.
Intermittent noises from
evaporator.
1. Mineral build-up on evaporator surface. 1. Clean evaporator with liquid ice machine
cleaner.