1ONLYUSEGENUINEHAYWARDREPLACEMENTPARTS
51300803801REVB
SAVE THESE
INSTRUCTIONS
FOR YOUR SAFETY
WARNING: If the information in these instructions is
not followed exactly, a fire or explosion may result caus-
ing property damage, injury, or death.
FOR YOUR SAFETY:
This product must be installed and serviced by au-
thorized personnel, qualified in pool/spa heater in-
stallation. Improper installation and/or operation
can create carbon monoxide gas and flue gases
that can cause serious injury, property damage, or
death.
Do not store or use gasoline or other flammable
vapors or liquids in the vicinity of this or any other
appliance.
WHAT TO DO IF YOU SMELL GAS:
Do not try to light any appliance.
Do not touch any electrical switch; do not use any
phone in your building.
Immediately call your gas supplier from a neigh-
bor’s phone. Follow the gas supplier’s instruc-
tions. If you cannot reach your gas supplier, call
the fire department.
Installation and service must be performed by a
qualified installer, service agency or the gas sup-
plier.
CONTENTS Pg
GETTING STARTED 2
INSTALLATION 11
LOCATING THE HEATER 12
GAS CONVERSION PROCEDURE 15
ALTITUDE OF INSTALLATION 16
AIR SUPPLY 16
FLUE GAS VENTING 18
GAS SUPPLY 22
WATER PIPING 23
ELECTRICAL CONNECTIONS 25
CHECK-OUT & START-UP 29
CONTROL SETUP 29
GAS TESTING 31
WATER PRESSURE SWITCH SETUP 34
MAINTENANCE & SERVICE 35
WATER CHEMISTRY 35
WINTERIZATION 36
SPRING START-UP 35
TROUBLESHOOTING 41
SERVICE PARTS 44
IN GROUND POOL/SPA GAS HEATERS
INSTALLATION & OPERATIONS MANUAL
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