Raypak 0090B Boiler User Manual


 
26
FOR INTERMITTENT IGNITION (IID) WITH HONEY-
WELL OR ROBERTSHAW GAS VALVE (All Models)
1. STOP! Read the safety information above.
2. Set the thermostat to the lowest setting.
3. Turn off all electrical power to the appliance.
4. This boiler is equipped with an ignition device which
automatically lights the pilot. Do not try to light the
pilot by hand.
GAS CONTROL
KNOB SHOWN
IN "ON"
POSITION
GAS INLET
Fig. #8201.0
HONEYWELL
(Models 30 - 90)
5. For Honeywell valve: Turn gas control knob
clockwise to "Off".
For Robertshaw valve: Push in and move gas
control lever to "Off" position.
6. Wait 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
on this label. If you don't smell gas, go to the next
step.
7. For Honeywell valve: turn gas control counter-
clockwise to "On".
For Robertshaw valve: Move gas control lever
to "On" position.
GAS CONTROL
KNOB SHOWN
IN "OFF"
POSITION
GAS INLET
Fig. #8199.0
ROBERTSHAW
(All Models)
8. Turn on all electrical power to the boiler.
9. Set thermostat to desired setting.
10. If the boiler will not operate, follow the instructions
"To Turn Off Gas To Boiler" and call your service
technician or gas supplier.
TO TURN OFF GAS TO BOILER
1. Set the thermostat at the lowest setting.
2. Turn off all electrical power to the boiler if service
is to be performed.
3. For Honeywell valve:
Turn gas control knob clockwise to
"Off". Make sure knob rest against stop.
For Robertshaw valve:
Push in and move gas control lever to "Off"
position.
HONEYWELL PILOT
SHUT-DOWN PROCEDURE
To prevent freeze damage to the heating system, it
is recommended that the following system shut-down
procedure be performed.
1. Set the room thermostat to "OFF" or the lowest
setting.
2. Turn off all electrical switches to the boiler.
3. Turn off all gas valves supplying gas to the boiler.
Refer to operating instruction label on the boiler.
4. Shut-off the water supply to the boiler piping system
loop.
5. Open drain valve on the boiler to remove water from
the boiler and the piping circuits.
Note: It may be necessary to open the purge valves and/
or manual air vents to facilitate complete drainage of
water from the heating system.