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Form RZ-NA I-UDA, P/N 195673 Rev 5, Page 26
24. Check
Installation
and Startup
o Check to be sure that all screws used to hold shipping brackets were re-
installed in the heater cabinet.
o Check suspension. Unit must be secure and level.
o Check clearances from combustibles. Requirements are in Paragraph 8.
o Check vent system to be sure that it is installed according to the instructions
in the appropriate Vent Installation Manual as listed in Paragraph 1.
o Check piping for leaks and proper gas line pressure. Bleed gas lines of
trapped air. See Paragraph 12.
o Check electrical wiring. Be sure all wire gauges are as recommended. A
service disconnect switch should be used. Verify that fusing or circuit break-
ers are adequate for the load use.
o Check polarity. Verify that line voltage exists between the black “L1” and
earth ground.
o If installed in California, verify that California Warning Label is displayed
WARNINGS: For your safety, read before operating. If you do
not follow these instructions exactly, a fire or explosion may
result causing property damage, personal injury, or loss of life.
• This appliance does not have a pilot. It is equipped with an ignition
device which automatically lights the burner. Do not try to light the
burner by hand.
• Before operating, smell all around the appliance area for gas. Be
sure to smell next to the floor because some gas is heavier than air
and will settle on the floor.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor's phone.
Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call your fire department.
• Use only your hand to turn the gas control ON/OFF knob on the
gas valve. Never use tools. If the valve ON/OFF knob will not turn
by hand, do not try to repair it. Call a qualified service technician.
Force or attempted repair may result in a fire or explosion.
• Should overheating occur, or the gas supply fail to shut off, turn off
the manual gas valve to the appliance before shutting off the
electrical supply.
• Do not use this appliance if any part has been under water. Imme-
diately call a qualified service technician to inspect the appliance
and to replace any part of the control system and any gas control
which has been under water.
1. Set thermostat at lowest setting.
2. Turn off all electric power to the appliance.
3. This appliance is equipped with an ignition device which automatically lights
the burner. Do not try to light the burner by hand. Open the access door and
locate the gas control (ON/OFF) knob on the gas valve. (See FIGURE 16.)
Check the
installation prior
to startup:
Heater
Startup:
Operating
Instructions and
Operating Sequence