6.Reinstall cover to
Electrical Box on Furnace Casing Side. See Fig. 25.
!WARNING
FIRE OR ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury, death, or property damage.
If
58CT
A03221
Fig. 25 - Field-Supplied Electrical Box on Furnace Casing
1.Select and remove a hole knockout in the casing where the electrical box is to be installed.
NOTE: Check that duct on side of furnace will not interfere with installed electrical box.
2.Remove the desired electrical box hole knockout and posi- tion the hole in the electrical box over the hole in the fur- nace casing.
3.Fasten the electrical box to casing by driving two field- supplied screws from inside electrical box into casing steel.
4.Remove and save two screws holding
5.Pull furnace power wires out of
6.Route furnace power wires through holes in casing and electrical box and into electrical box.
7.Pull field power wires into electrical box.
8.Remove cover from furnace
9.Route field ground wire through holes in electrical box and casing, and into furnace
10.Reattach furnace
11.Secure field ground wire to
12.Complete electrical box wiring and installation. Connect line voltage leads as shown in Fig. 23. Use best practices (NEC in U.S. and CSA C22.1 in Canada) for wire bush- ings, strain relief, etc.
13.Reinstall cover to
POWER CORD INSTALLATION IN FURNACE J-BOX
NOTE: Power cords must be able to handle the electrical requirements listed in Table 7. Refer to power cord manufacturer’s listings.
1.Remove cover from
2.Route listed power cord through
3.Secure power cord to
4.Secure field ground wire to green ground screw on
5.Connect line voltage leads as shown in Fig. 23.
6.Reinstall cover to
BX. CABLE INSTALLATION IN FURNACE J-BOX
1.Remove cover from
2.Route BX cable into
3.Secure BX cable to
4.Secure field ground wire to green ground screw on
5.Connect line voltage leads as shown in Fig. 23.
6.Reinstall cover to
24-V WIRING
Make field
The
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