CONTENTS
GLOSSARY
2
SAFETY INSTRUCTIONS
CONTENTS & GLOSSARY
MODEL IDENTIFICATION
INSTALLATION INSTRUCTIONS (Heater Ready fitting Installed)
Pressure Installation
Vacuum Installation
INSTALLATION INSTRUCTIONS (No Heater Ready fitting)
Pressure Installation
Vacuum Installation
ELECTRICAL REQUIREMENTS
BONDING YOUR HEATER
TEST YOUR INSTALLATION
TROUBLESHOOTING
INSTALLATION NOTES
WARRANTY
TEMPLATE ILLUSTRATION
TEMPLATE CUTOUT
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2
3
5
6
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12
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15
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Reading all instructions prior to beginning the installation of your Pure Heat heater will
ensure that you have:
A) Purchased the correct heater
B) Identified the best installation location
C) The necessary electrical connection has been provided
www.bathheaters.com
5 1/2” (-S)
7”
De-burr
Inline Heater
Heater Ready Fitting
Pump Union
PVC
Tailpiece
Tee Heater
“UP” Series
“UV” Series
Refers to Whirlpool Bath Heaters where stainless steel heater housing measures 5 1/2 inches from flat
sealing surface to flat sealing surface.
Refers to Whirlpool Bath Heaters where stainless steel heater housing measures 7 inches from flat sealing
surface to flat sealing surface.
Refers to removing excess plastic that may have built up during the cutting process.
A heater that can be installed directly inline in the existing plumbing system of a hydromassage bathtub.
Molded plastic heater blank assembly, provided for ease of aftermarket heater installation.
Refers to the plastic pieces used to join the bathtubs plumbing system to the hydromassage jet pump.
Refers to the plastic plumbing system of your hydromassage bathtub. This will be referred to during the
cutting and glueing procedures.
Refers to the threaded plastic pieces included with your heater that are glued to the hydromassage
bathtubs plumbing and allow the heater to be attached.
A heater that is just that, shaped like a “T”. These heaters connect directly to the pump of a
hydromassage bathtub.
Pressure - Refers to the “discharge” side of the pump. The water discharged from the pump supplies all of
the pressure fittings such as the hydromassage jets that eject water into the bathtub. Throughout these
instructions discharge will be referred to as “pressure”.
Vacuum - Refers to the “suction” side of the pump. The water that is pulled through the bathtubs suction
fitting is routed to the pump via the “vacuum” plumbing. Throughout these instructions suction will be
referred to as “vacuum”.
