A.O. Smith HW-670 Water Heater User Manual


 
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LIGHTING AND OPERATING INSTRUCTIONS (NATURAL AND PROPANE GAS WITH I.I.D.)
WARNING: HOT WATER CAN PRODUCE 3rd DEGREE
BURNS IN 6 SECONDS AT 140° F. (60° C).
IN CASE OF POWER FAILURE DO NOT ATTEMPT TO
OPERATE APPLIANCE. IMPROPER INSTALLATION,
ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE
CAN CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR
LOSS OF LIFE. REFER TO THE USER'S INFORMATION
MANUAL PROVIDED WITH THIS APPLIANCE.
INSTALLATION AND SERVICE MUST BE PERFORMED BY A
QUALIFIED INSTALLER, SERVICE AGENCY OR THE GAS
SUPPLIER.
A. THIS APPLIANCE IS EQUIPPED WITH AN IGNITION DEVICE
WHICH AUTOMATICALLY LIGHTS THE PILOT. DO
NOT TRY
TO LIGHT THE PILOT BY HAND.
B. BEFORE OPERATING: 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.
1. STOP! READ THE SAFETY INFORMATION ABOVE.
2. MAKE SURE BOILER AND SYSTEM ARE FILLED WITH
WATER AND ALL AIR HAS BEEN EXPELLED FROM
APPLIANCE.
3. TURN OFF ELECTRIC POWER TO THE APPLIANCE. SET
SYSTEM TEMPERATURE CONTROLLER TO LOWEST
SETTING. PURGE ALL GAS LINES OF AIR.
4.
DO NOT ATTEMPT TO LIGHT THE PILOT BY HAND.
5. REFER TO DIAGRAMS ABOVE. TURN TOP KNOB OF
GAS CONTROL CLOCKWISE TO "OFF" POSITION,
(FIG. A). CLOSE FIRING AND PILOT MANUAL VALVES,
CLOCKWISE .
6. WAIT FIVE (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 DO NOT
SMELL GAS, GO THE NEXT STEP.
WHAT TO DO IF YOU SMELL GAS
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.
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.
D. DO NOT USE THIS APPLIANCE IF ANY PART HAS BEEN UN-
DER 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.
7. TURN TOP KNOB OF GAS CONTROL COUNTER-
CLOCKWISE
TO "ON" POSITION, (FIG. B). OPEN
FIRING AND PILOT MANUAL VALVES, COUNTER-
CLOCKWISE
.
8. TURN ON ALL ELECTRIC POWER TO THE APPLIANCE.
9. SET SYSTEM TEMPERATURE CONTROLLER TO DESIRED
SETTING.
10. WHEN CONTROLLER CALLS FOR HEAT, THE CIRCULAT
ING PUMP WILL OPERATE AND THE PILOT BURNER WILL
BE SPARK IGNITED. GAS CONTROL WILL OPEN AND MAIN
BURNER WILL THEN IGNITE. NOTE: IF PILOT FAILS TO
IGNITE, TURN OFF APPLIANCE AND CONSULT YOUR
"INSTALLATION AND USERS MANUAL" FOR ADJUST
MENTS AND TROUBLESHOOTING.
11. IF THE APPLIANCE WILL NOT OPERATE, FOLLOW THE
INSTRUCTIONS "TO TURN OFF GAS TO APPLIANCE" AND
CALL YOUR SERVICE TECHNICIAN OR GAS SUPPLIER.
WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS
EXACTLY. A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY
DAMAGE, PERSONAL INJURY OR LOSS OF LIFE.
A. SET THE SYSTEM CONTROLLER TO THE LOWEST
SETTING.
B. TURN OFF ELECTRICAL POWER TO APPLIANCE.
C. TURN TOP KNOB OF GAS CONTROL CLOCKWISE TO
"OFF" POSITION, (FIG. A). CLOSE FIRING AND PILOT
MANUAL VALVES, CLOCKWISE
.
FOR YOUR SAFETY READ BEFORE OPERATING
LIGHTING INSTRUCTIONS
TO TURN OFF GAS TO APPLIANCE
ROBERTSHAW
®
GAS CONTROL
® Registered trademark of Robertshaw-Fulton Controls Company
211686-000 Rev.00