Installation Guide

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



10-15 
spa 
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
 




tested on a routine basis.
 Set the bathtub on two  pieces o lumber .so you can access rom the bottom o the bathtub.
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WOODBRIDGE
5-10mm(02"to 0.4")
Control box
Air Blower
Heater
HEATED AIR MASSAGE TUB, HEATED WHIRLPOOL TUB
WHIRLPOOL & AIR BATHTUB
Hydromassage
Pump
120V,30 AMP
(BLACK wire)
N
Ground
(GREEN wire)
Neutral
(WHITE wire)
For Air Bath and Whirpool Tub installation, Do not apply any silicone sealant after
installation, leave a 5-10mm(0.2" to 0.4")gap for motor/pump ventilation purpose.





The tub inline heater is not designed to be a water heater. It is intended to maintain the warmth of
the water.