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VZ-VZH-VZT-IOM (08-24) 1047121-A
FIELD-SUPPLIED MANUAL
SHUTOFF VALVE
FIELD-SUPPLIED
PRESSURE REGULATOR
AS NEEDED
FIELD-SUPPLIED 90-DEGREE ELBOW
PIPE NIPPLE
FIELD-SUPPLIED DRIP LEG
INSTALLATION—CONTINUED
Piping Connections—Continued
Supply Piping Connections—Continued
Figure 29. Flexible Gas Connector—Correct Installation
Electrical Connections
⚠ DANGER ⚠
• Electrical shock can cause personal injury or death. Before making electrical connections, switch
OFF the main electrical disconnect. There may be more than one disconnect switch. Lock out
and tag the switch(es) using a suitable warning label.
• This appliance must be electrically grounded.
• 120VAC supply is present at each burner when the thermostat is switched OFF. When servicing
the heater, ensure that the electric supply is isolated from the mains supply.
⚠ CAUTION ⚠
• Ensure that all wiring is in accordance with the wiring diagram provided with the unit.
• All electrical wiring and connections, including electrical grounding MUST BE made by a qualified
electrician in strict accordance with the National Electric Code (ANSI/NFPA No. 70, latest edition)
or, in Canada, the Canadian Electric Code (Part 1, CSA C.22.1). In addition, the installer should
be aware of any local ordinances or gas company requirements that might apply.
• If any of the original wire supplied with the appliance must be replaced, it MUST BE replaced
with wiring material having a temperature rating of at least 220°F (105°C) and 600V.
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