MAINTENANCE
ELECTRIC SHOCK HAZARD. Disconnect all power
before installing or servicing heater. Failure to do
so could result in personal injury or property dam-
age. Heater must be installed by a qualified per-
son in accordance with the National Electrical
Code, NFPA 70.
1.
Before activating for next heating season, vacuum or use com-
pressed air to remove accumulated dust or lint, which otherwise
may restrict proper air flow.
2.
Periodically check all electrical connections and retighten to avoid
electrical wiring difficulties.
3.
Check to ensure terminal cover is tightly closed, before energiz-
ing.
4
Sealed, Heavy duty Finned
Element assembly.
Explosion Proof
Junction Box
for Field wiring
Mounting Holes
ELEMENT REPLACEMENT
ELECTRIC SHOCK HAZARD. Disconnect all power
before installing or servicing heater. Failure to do
so could result in personal injury or property dam-
age.
1.
Disconnect power from circuit.
2.
Remove cover from junction box and disconnect element wiring.
3.
Remove front panel by removing screws.
4.
Loosen aluminum coupling connecting element to junction box.
5.
Remove screws and bracket holding element end opposite junc-
tion box.
6.
Disconnect aluminum coupling connection element to junction
box.
7.
Remove element from cabinet.
8.
Install element in reverse sequence.
