Installation Guide
   OWNERS MANUAL 
25
TROUBLE SHOOTING GUIDELINES 
Heaters 
All heaters are equipped with a preset pressure switch which will not allow the heater to turn on if the 
pump is not running with water flowing through the whirlpool system. The heater includes an 
exclusive High Limit Switch. This safety circuit will not false trip from hot tap water. It will turn 
off the heater is the thermostat fails. If your whirlpool is equipped with adjustable jets, or other flow 
control systems, the pre set pressure may not activate the heater. To assure proper heater operation, 
all jets may need to fully open with the pump operating at or near maximum flow. 
Heater Will Not Operate – Check For: 
  Improper or loose connections, open switches or relays, blown circuit breakers. 
  Wiring, loose connections etc. 
  Overload. (Amperage Reading.) 
O-Zone Generators  
All O-Zone Generators are equipped with a preset vacuum switch which will not turn on if the pump 
is not running with water flowing through the whirlpool system. The O-Zone Generator includes an 
exclusive High Limit Switch and will not false trip from tap water. If your whirlpool is equipped 
with adjustable jets, or other flow control systems, the pre set vacuum may not activate the generator. 
To assure proper operation, all jets may need to fully open with the pump operating at or near 
maximum flow. 
O-Zone Generator Will Not Operate – Check For: 
  Improper or loose connections, open switches or relays, blown circuit breakers. 
Form # 0610 










