hussmann P/N 0420057_B - Manual (Page 37)

REPLACING FAN MOTORS AND BLADES
See cross section for location of evaporator fans.
Should it ever be necessary to service or replace
the fan motors or blades be certain that the fan
blades are re-installed correctly. T
HE BLADES
MUST BE INSTALLED WITH RAISED EMBOSSING
( PART NUMBER ON PLASTIC BLADES ) POSITIONED
AS INDICATED ON THE PARTS LIST . (Refer to the
case data sheet for each model.)
For access to evaporator fans:
1. Turn off power
2. Remove bottom display pans.
3. Disconnect fan from wiring harness.
4. Lift fan plenum out of case. Place on stable
work surface.
5. Remove screws holding fan basket to plenum.
Fan blade may be removed after fan assembly
is removed from plenum.
6. Remove screws holding bottom of motor to
fan basket.
7. Replace fan motor and blade in fan basket.
8. Reinstall fan basket in plenum and reinstall
plenum in case.
9. Reconnect fan to wiring harness. Turn power
on.
10. Verify that motor is working and blade is
turning in the correct direction.
P/N 0420057_B 6-1
Service Merchandisers
HUSSMANN CORPORATION, Bridgeton, MO 63044-2483 U.S.A.
SERVICE
3
4
5
— LOCK OUT / TAG OUT —
To avoid serious injury or death from electrical
shock, 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
doors, lights, fans, heaters, and thermostats.
WARNING
!