Replacing Modular Electric; Defrost Heater - Hussmann Impact F6 Installation And Operation Manual

4. Remove and replace muffin fan assembly.
Airflow arrow must point toward plenum.
5. Reconnect fan to wiring harness.
6. Replace ambient air filter.
7. Turn on power.
8. Verify that motor is working and blade is turn-
ing in the correct direction.

REPLACING MODULAR ELECTRIC

DEFROST HEATER

These heaters are attached to the front of
the modular coils. They may be accessed by
lifting the fan plenums. To replace:
1. Turn off power.
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
Screws
WARNING
!
Always disconnect the electrical power
at the main disconnect when servicing
or replacing any electrical component.
This includes, but is not limited to,
such items as fans, heaters, thermo-
stats and lights.
2. Remove wire display racks and bottom
display pans from the section of the
compartment being serviced.
3. Remove screws on both ends of the plenum
assembly. Free the plenum assembly from the
caulk at both ends of the assembly. Rotate the
assembly forward to rest in the case.
4. Unplug the heater from the heater wiring
harness.
Multi-deck Frozen Food
6-5
Low Temperature