Raypak 135A - Manual (Page 16)

16
FOR INTERMITTENT IGNITION (IID) WITH HONEY-
WELL OR ROBERTSHAW GAS VALVE
1. STOP! Read the safety information above.
2. Set the tankstat to the lowest setting.
3. Turn off all electric power to the appliance.
4. This heater 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
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. If you then
smell gas STOP! Follow "B" in the safety informa-
tion previously stated. 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
ROBERTSHAW
(All Models)
8. Turn on all electric power to the heatler.
9. Set tankstat to desired setting.
10. If the heater will not operate, follow the instruction
"To Turn Off Gas To Heater" and call your service
technician or gas supplier.
TO TURN OFF GAS TO HEATER
1. Set the tankstat at the lowest setting.
2. Turn off all the electric power to the heater 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
CAUTION: Should overheating occur or the gas supply
fails to shut off, DO NOT turn off or disconnect the
electrical supply to the pump. Instead, shut off the gas
supply at a location external to the heater. Failure to
observe this precaution may aggravate the overheated
condition resulting in possible damage to the heater and
injury to the user.
SECTION 4. Testing the Ignition Safety Shutoff.
The ignition system safety shutoff must be tested by
conducting the following method of tests:
For Standing Pilot Systems
a. With the main burners on, remove the pilot
adjustment cover screw.
* NOTE: There is no pilot adjustment cover on
Robertshaw 7200 gas valve.
b. Insert a small slot screw driver and turn the
adjustment screw clockwise until pilot
flame goes out. Note and count number of turns
made.
c. Gas valve will shut off main burners after about
three (3) minutes. End of test. If the gas valve
will not shut off, follow the instructions "To Turn
Off Gas To Heater" and call service technician
or your gas supplier.
d. Return pilot adjustment screw counter- clock-
wise, same number of turns as in step (b)