764-700 to 764-759
Dual Inlet Gas Pilot Safety Valve
(Thermocouple-Operated)
WHITE-RODGERS
INSTALLATION INSTRUCTIONS
Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY
BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE
PERSONAL INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
Ideal for use on wall heaters, space heaters, consoles,
etc., this gas pilot safety valve provides 100% shut-off of
both pilot and main burner gas supply in the event of pilot
flame failure. This valve is equipped with a 3-position gas
control knob to provide for pilot lighting. This control also
allows pilot flame adjustment.
DUAL INLET
(NOTE: One inlet to be plugged)
Gas control
knob
Pilot adjust
cover screw
If the pilot flame goes out during normal operation, or if
there is insufficient pilot flame to provide proper thermo-
couple output, the safety valve will close, stopping the
flow of all gas. This valve is designed for use on all
domestic heating gases up to 1⁄2” PSI.
Outlet
Inlet
Thermocouple
connection
Pilot gas
tapping
Inlet
SPECIFICATIONS
Capacity (for AGA natural gas at 1” drop):
Ignition Source: Pilot
3
⁄
8” x 3⁄8” size:
Type of gas: Suitable for all domestic heating gases
Thermocouple: Use W.R. Type H06E
side inlet – 112,000 BTU/hr.
bottom inlet – 107,000 BTU/hr.
1
2” x 1⁄2” size:
Accessories:
Item
Replacement Knob F42-0895
Stem Extender F145-1111
Part No.
⁄
side inlet – 124,000 BTU/hr.
bottom inlet – 118,000 BTU/hr.
Pilot connection: 1⁄4” tubing
Approvals:
ANSI Z21.78 Combination Gas Control
CAN 1-6.4
CAN 1-9.1
1
Pressure:
⁄2” PSI maximum
Ambient Rating: -40°F to 250°F operating temperature
Mounting Position: Multipoise
CAUTION
!
DO NOT USE THESE GAS VALVES WITH
UNVENTED APPLICATIONS.
WHITE-RODGERS DIVISION
EMERSON ELECTRIC CO.
9797 REAVIS ROAD
PART NO. 37-5234E
Replaces 37-5234D
9502
Printed in U.S.A.
ST. LOUIS, MISSOURI 63123-5398
R
FOR YOUR SAFETY READ BEFORE LIGHTING
If you do not follow these instructions exactly, a fire or explosion
may result causing property damage, personal injury or loss of life.
!
WARNING
A. This appliance has a pilot which must be lighted by hand.
When lighting the pilot, follow these instructions exactly.
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
B. BEFORE LIGHTING smell all around the appliance area for
gas. Be sure to smell next to the floor because some gas is
heavier than air and will settle on the floor.
C. Use only your hand to push in or turn the gas control knob.
Never use tools. If the knob will not push in or 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.
FOR YOUR SAFETY
“WHAT TO DO IF YOU SMELL GAS”
• Do not try to light any appliance.
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.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a neighbor's
PILOT LIGHTING PROCEDURE
PILOT FLAME ADJUSTMENT
1. Turn the gas control knob to the OFF position (it will
be necessary to depress the knob slightly at the These controls are factory preset and will not normally
PILOT position). Allow five minutes for any gas in the require additional adjustment of the pilot flame. If field
combustion chamber to escape (LP gas, which is adjustment of the pilot flame is required, remove the pilot
heavier than air, may require forced ventilation).
adjust cover screw to expose the adjusting screw. Turn
the adjusting screw clockwise (
or counterclockwise (
) to reduce flame,
2. Turn the gas control knob to the PILOT position.
3. Push down on the gas control knob and light the pilot
immediately. Hold the knob down for one full minute
after lighting the pilot.
) to increase flame. Re-
place pilot adjust cover screw and tighten securely.
4. When the gas control knob is released, the pilot flame
should continue to burn (if the pilot goes out, repeat
the above steps).
TESTING
After completing the installation, check for proper opera-
tion by turning the gas control knob to the PILOT position.
Withthepilotlit,loosenthethermocoupleconnection.The
pilotshouldimmediatelygoout. Turnthegascontrolknob
to the OFF position and retighten the thermocouple con-
nection.
5. Rotate the gas control knob from PILOT to ON
position (full counterclockwise
supply full flow to main burner.
position) to
NOTE
Allow five minutes before relighting the pilot.
Not turning the gas control knob to the full ON position will
reduce the flow and could result in poor ignition of main
burner.
3
If you need further information about this product, please write to:
White-Rodgers Division, Emerson Electric Co.
9797 Reavis Road
St. Louis, MO 63123-5398
Atttention: Technical Service Department
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