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Part Number 550-141-918/0304
LGBLGB
LGBLGB
LGB
-4 -4
-4 -4
-4 &
5 5
5 5
5
•
Control Supplement
•
UCS
•
Nat. Gas
6
A. This boiler is equipped with an ignition device which
automatically lights the pilot. Do not try to light the pilot by
hand.
B. BEFORE OPERATING, smell all around the boiler 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 electric 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 the fire
department.
C. Use only your hand to turn the gas control knob. Never use
tools. If the knob will not turn by hand, don't try to repair it,
call a qualified service technician. Force or attempted repair may
result in a fire or explosion.
D. Do not use this appliance if any part has been under water.
Immediately 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. STOP! Read the safety information above.
2. Set the thermostat to lowest setting.
3. Turn off all electrical power to the appliance.
4. Remove Front Panel.
5. This appliance is also equipped with an
ignition device which automatically lights the
second pilot. Do not try to light this pilot by
hand.
6. Close the firing valve and turn the Gas Control
knob clockwise to "OFF."
7. Wait five (5) minutes to clear out any gas. Then smell for gas, including near the floor.
If you smell gas, STOP! Follow "B" in the safety information above. If you don't smell
gas, go to the next step.
8. Turn Gas Control knob counterclockwise to "ON,”then open the firing valve.
9. Turn on all electric power to the appliance.
10. Set thermostat to desired setting.
11. If the appliance will not operate, close the firing valve and turn off gas to the boiler by
rotating the Gas Control knob clockwise to “OFF.” Turn off all electrical power. Call
your service technician or gas supplier.
12. Replace Front Panel.
Starting
boiler
IV Operating instructions