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CONTROLS
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Defrost Controls
ICM Control Features and Applications Specications Replaces
OEM Replacement Parts
ICM319
• Replacement for Nordyne 624519A
• Low cost, time and temperature defrost
• Time and temperature terminate
• Test pins reduce test time by 256X
• HOLD input tracks compressor run times
• Recycle function melts frost on coil
• Integral short cycle protection
• Voltage: 18-30 VAC
• Frequency: 50/60 Hz
• Outdoor Fan Relay Output: 1/2 HP fan @
240 VAC
• Strip Heat, Reversing Valve Outputs: 24 Vac,
1 amp
• Anti-Short Cycle Time: 5 minutes
• Defrost time: Fixed 10 minutes
• Interval Time Between Defrosts: Pin-
selectable 30/60/90 min
• ICM DFORB24, A2I300
• Nordyne 624519A
ICM320
• Replacement for Carrier HK32FA006
• Low cost, time and temperature defrost
• Time and temperature terminate
• Test pins reduce test time by 256X
• Stable pin post construction
• Voltage: 18-30 VAC
• Frequency: 50/60 Hz
• Outdoor Fan Relay Output: 1/2 HP fan @ 240
VAC; N.O. 2 amps
• Form: SPST
• Defrost time: Fixed 10 minutes
• Interval Time Between Defrosts: Pin-
selectable 30/50/90 min
• Carrier HK25SZ359A, HK32FA006
ICM322
• Low cost, time and temperature defrost
• Time and temperature terminate
• Test pins reduce test time by 256X
• High power output, outdoor fan (1/2 HP fan
@ 240 VAC)
• Strip heat, reversing valve outputs (24 VAC,
1 amp)
• Voltage: 18-30 VAC
• Frequency: 50/60 Hz
• Outdoor Fan Relay Output:
• N.O.: 20 amps
• N.C.: 10 amps
• Defrost time: Fixed 10 minutes
• Interval Time Between Defrosts: Pin-
selectable 30/50/90 min
• Carrier CES0130024-00
ICM323
• Defrost Control - replacement for ICP control
with heat active (B) reversing valve
• Voltage: 18 to 30 VAC
• Frequency: 50/60 Hz
• Strip Heat / reversing Valve Outputs: 24 VAC,
1 amp
• Defrost time: Fixed 10 minutes
• Interval Time Between Defrosts: Pin-
selectable 30/60/90 min
• Like ICM304 with B terminal
ICM324
• Replacement for Goettl 305057 controls
— • Goettl 305057
• ICM AJ1008
ICM 550
• Adjustable 15 minutes to 23 hours 45
minutes defrost cycle
• Time or manual defrost termination
• High power condenser fan and defrost heater
relay output
• 100% monitoring of defrost inputs and
outputs
Electrical Rating:
• Voltage: 120-240 VAC
• Frequency: 60 Hz
Fan:
• Type: Relay
• Form: SPST, normally closed
• Rating: 30 amps @ 240 VAC
Time Delays
• Minimum defrost time: 15 minutes
• Maximum defrost time: 23 hr, 45 min.
• Grasslin: 010-0011B
• Intermatic: DTAV40
ICM DEFROST CONTROLS