Heater Wiring - Lochinvar CLN 120080 Instruction Manual

HEATER WIRING

ELECTRICAL WIRING
All electrical work must be installed in accordance with the National Electrical Code, ANSI/NFPA 70 or the Canadian Electrical Code,
CSA C22.1 and local requirements. When installed, the water heater must be electrically grounded in accordance with local codes or,
in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70 or the Canadian Electrical Code, CSA C22.1. If any
of the original wire as supplied with the water heater must be replaced, it must be replaced with 105°C rated wiring or its equivalent,
except in the burner housing. In this case 200°C rated wire must be used.
The controls of this water heater are polarity sensitive. Be certain to properly wire the hot and neutral connections.
UPPER
PROBE
BK
BK
R
4
2
LOW GAS
PRESSURE
SWITCH
(SELECT MODELS)
Y
BLUE
M
GAS VALVE
IF ANY OF THE ORIGINAL WIRE AS SUPPLIED MUST BE REPLACED US ONLY 18 AWG
105 C 600V UL AWM STYLE #1015 WIRE EXCEPT GAS VALVE CABLE WHICH MUST USE
2 CONDUCTOR 18 AWG 80 C 300V UL CATEGORY QPTZ POWER LIMITED CIRCUIT CABLE
WIRING DIAGRAM
LOWER
PROBE
R R
R
R
THERMOSTAT
R
BLOWER
PRESSURE
SWITCH
R
IGNITION MODULE
SPARK
BLK
P
BLOWER
1a 1
BLK
W
POWER RELAY
PILOT
W
FIGURE 20.
23
1b
120 VAC HOT
120 VAC NUETRAL
EARTH GROUND
LEGEND:
R= RED
W= WHITE
BLK= BLACK
Y= YELLOW
FACTORY INSTALLED
BY INSTALLER
327382-000 REV. 00