Lighting Instructions - UTICA BOILERS MGC-8D Installation, Operation And Maintenance Manual

!
WARNING
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 is equipped with an ignition device
which automatically lights burner. Do NOT try to
light this burner by hand.
• Before operating smell all around appliance area
for gas. Be sure to smell next to floor because
some gas is heavier than air and will settle to the
floor.
• Use only your hand to turn the gas shutoff
valve. Never use tools. If valve will not turn
by hand, do not try to repair it, call a qualified
service technician. Force or attempted repair may
result in fire or explosion.
• Do not use this appliance if any part has
been under water. Immediately call a qualified
service technician to inspect appliance and to
replace any part of control system and any gas
control which has been under water.
LIGHTING PROCEDURE FOR BOILER WITH
INTERMITTENT PILOT SYSTEM
For Your Safety, Read Before Operating!!
A. This appliance is equipped with an ignition device
which automatically lights the pilot. Do not try to light
appliance by hand.
!
CAUTION
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switches; 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.
1. STOP! Read the safety information above.
2. Set the thermostat to lowest setting.
3. Turn off all electric power to the appliance.
4. This appliance is equipped with an ignition device which
automatically lights the pilot. Do not try to light the pilot
by hand.

13 - LIGHTING INSTRUCTIONS

5. Remove lower front panel.
6. Rotate the gas control knob clockwise
Figure 14 - Automatic Gas Valve
PRESSURE REGULATOR ADJUSTMENT
(UNDER CAP SCREW)
PRESSURE
GAS CONTROL KNOB
7. Wait five (5) minutes to clear out any gas. Then
8. Rotate gas control knob counterclockwise
9. Replace lower front panel.
10. Turn on all electric power to the appliance.
11. Set thermostat to desired setting.
12. If the appliance will not operate, follow the instructions
TO TURN OFF GAS TO APPLIANCE
1. Set the thermostat to lowest setting.
2. Turn off all electric power to the appliance if service is
to be performed.
3. Push in gas control knob slightly and turn clockwise
19
INLET
TAP
INLET
OFF
smell for gas, including near the floor. If you smell
gas, STOP! Immediately call your gas supplier from a
neighbor's phone. Follow the gas supplier's instructions.
If you don't smell gas, go to next step.
"ON".
"To Turn Off Gas To Appliance" and call your service
technician or gas supplier.
to "OFF" Do not force.
to "OFF".
WIRING
TERMINALS (2)
OUTLET
PRESSURE
TAP
GROUND
TERMINALS
(2)
OUTLET
ON
PILOT
OUTLET
PILOT ADJUSTMENT
(UNDER CAP SCREW)
240011125
P/N , Rev. C [07/22/2015]
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