Replacing Nosing Anti-Sweat Heater - Hussmann IMPACT LW Installation And Operation Manual

P/N 0395730F
REPLACING NOSING
ANTI-SWEAT HEATER
Refer to illustrations on next page for location of
nosing anti-sweat heaters in each model.
To replace the heater:
1. Turn OFF the power to the merchandiser.
2. Remove the interior panels from under the
nosing heater to be replaced by lifting them
up and out.
3. Remove interior panel support bracket .
4. Remove existing screws from sheet metal
nosing panel; remove panel.
5. Remove insulation.
6. Unplug and remove existing anti-sweat heater
taped to sheet metal nosing panel. In most
applications anti-sweat heater plug is routed
on LH side from front of case. On LWU,
LWUG End compartment, heater plug is rout-
ed on RH side from front of case.
7. Tape Anti-Sweat Heater as shown and route
plug to Jumper Harness. If Price Tag
Molding is installed, allow clearance between
screws and wiring. Make sure that the edge of
foil tape is seated properly. Failure to do so
will cause damage to the wiring and heater.
8. Reinstall insulation, sheet metal nosing panel
screws, interior panel support bracket and
interior panels.
9. Turn on power to merchandiser and check for
proper operation.
HUSSMANN CORPORATION, BRIDGETON, MO 63044-2483 U.S.A.
Sheet Metal
Nosing Panel
Insulation
Honeycomb
Discharge Nosing
Anti-sweat Heater
Harness
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,
thermostats and lights.
Anti-Sweat
Heater
Place Edge of
Foil Tape in Corner
Return Lead
Honeycomb
Coil
Fan
Low Temperature
6-3