8
P/N 42-9473 11/07 Copyright 2007 Mestek, Inc.
Cast iron condensing boiler
Cast iron condensing boiler
— User’s information manual
Operating instructions
FOR YOUR SAFETY READ BEFORE OPERATING
A. This boiler does not have a pilot. It is equipped
with an ignition device which automatically
lights the burner.
.
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. See below.
DO NOT TRY TO LIGHT THE
BURNER BY HAND
C. Use only your hand to turn the gas valve handle. Never use tools. If
the handle 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 boiler if any part has been under water.
Immediately call a qualified service technician to inspect the
boiler and to replace any part of the control system and any gas
control that has been under water.
•
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.
1.
2. Set the thermostat to lowest setting.
3.
4.
5. Wait five ( ) minutes to clear out any gas. Then smell for gas, including near
the floor. If you smell gas,
Follow “B” in the safety information above. If
you don't smell gas, go to the next step.
6. Turn manual gas valve handle counterclockwise
to
the gas valve.
7. Turn ON all electrical power to the boiler.
8. Set the thermostat to its highest setting. Press the ON/OFF switch to
9. The DISPLAY will cycle through the ignition sequence, and show "RUN" when
the boiler is operating.
10. If the boiler does not operate, follow the instructions below to "TURN OFF
GAS TO BOILER." Call your service technician or gas supplier.
STOP!
OFF
DO NOT TRY TO LIGHT THE BURNER
BY HAND
CLOSE
Read the safety information above on this label.
Turn off all electrical power to the boiler.
Press the boiler ON/OFF switch to
.
.
Turn manual gas valve handle clockwise
to
the gas valve. (Gas
valve may have lever handle. Valve location will vary by installations.)
5
STOP!
OPEN
ON
.
1. Set the thermostat to its lowest setting.
2. Turn off all electric power to the boiler if service is to be
performed.
3. Turn manual gas valve handle clockwise
to
.
DO NOT FORCE THE HANDLE.
CLOSE
42-5230
If you do not follow these instructions exactly, a fire or explosion may result, causing
property damage, personal injury or loss of life.
WARNING
WARNING
WHAT TO DO IF YOU SMELL GAS
OPERATING INSTRUCTIONS
TO TURN OFF GAS TO BOILER
Do not attempt to operate this boiler unless it has been started, adjusted and main-
tained at least annually by a qualified heating service technician.
WARNING
WARNING
DISPLAY
ON/OFF
SWITCH
MANUAL
GAS VALVE
OPEN
CLOSE
