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Rev. C 11-1-01 P/N 471593
7
Installation (Electrical)
ELECTRICAL, ALL HSI UNITS
Electrical Rating 50/60 Hz 120 V.A.C. ONLY
NOTE
The transformer is pre-wired at the factory for 120 VAC operation ,connect line
supply to the line terminal block inside junction box. Use caution in con-
necting supply to proper Line (L), Neutral (N), and Ground (GND) terminals;
see below, Figure 5.
NOTE
If any of the original wiring supplied with this heater must be replaced, installer must supply
(No. 18 AWG 105° C. U.L. approved AWM low energy stranded) copper wire or it’s equivalent.
In Canada: wires must be CSA approved.
WARNING
The heater must be electrically grounded and bonded in accordance with local codes or, in the absence
of local codes, with the latest national electrical codes ANSI/NFPA No. 70.
In Canada: CSA standard C22.1 Canada Electrical Code Part 1 and/or local codes.
Always use crimp type connectors when connecting two wires.
L
N
GREEN WIRE
WHITE WIRE
BLACK WIRE
GROUND
CONNECTION
NEUTRAL / WHITE 120 VAC
POSITIVE LINE FOR 120 VOLTS AC
INTERNAL
FACTORY WIRES
LINE TERMINAL BLOCK
Figure 5.