HCMF Service Manual
For Technical Support, Call 800-537-2653. Page 18 Doc. No. 19005309 - Copyright 2012 Franke, Inc.
9 Defrost Heater Replacement
P/N: 19004386 or 19004308
1. The defrost heater is mounted below the evaporator coil on the
sloped condensate collection pan. One loop is pressed into the
bottom fins of the evaporator coil
2. Gently pull heater loop free of evaporator coil. IMPORTANT:
Use caution to avoid damaging coil fins.
3. Disconnect heater leads from the high-limit and harness,
located above the evaporator coil.
4. DANGER - The coil test procedure requires the unit to be
operated with a service access panel open and meter checking
of HOT/live electrical wiring. This test should only be done by a
qualified service technician, taking safety precautions.
5. On HCMF-18 Model the heater AMP draw should be about 3.8
(450W @120V); on HCMF-30 Model heater AMP draw should
be about 4.8 (575W @120V).
10 Evaporator Fan Motor Replacement
P/N: 19000455
1. When re-attaching the fan blade, gently press it on the motor
shaft. IMPORTANT: Make sure the fan blade is installed
correctly so that it will blow air UP.
2. Secure the motor/harness to the motor strap using a wire tie.
NOTE: Make sure wire won’t interfere with fan blade(s).
3. IMPORTANT: Before powering up unit, verify that evaporator
fan blade(s) turn freely.
4. To TEST, plug in unit to a 120-volt power source. NOTE: There
is a four (4) minute delay after compressor starts and the
evaporator must get cold (10 F) before fan(s) come on.
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