Congratulations on your purchase of a MiniMax CH high performance heating system. Proper installation
and service of your new heating system and correct chemical maintenance of the water will ensure years of
enjoyment. The MiniMax CH is a compact, lightweight and efficient gas fired high performance pool and
spa heater that can be directly connected to schedule 40 PVC pipe and has a built-in top. The MiniMax CH
is a millivolt heater and has a self sustaining pilot and requires NO external power source.
...For the installer and operator of the MiniMax CH pool and spa heater. The manufacturer's warranty may
be void if, for any reason, the heater is improperly installed and/or operated. Be sure to follow the
instructions set forth in this manual. If you need any more information, or if you have any questions
regarding to this pool heater, please contact Pentair Pool Products, Inc. at (800) 831-7133.
These heaters are designed for the heating of swimming pools and spas, and should never be employed for
use as space heating boilers, general purpose water heaters, in non-stationary installations, or for the heating
of salt water.
OPERATING THIS HEATER CONTINUOUSLY AT WATER TEMPERATURE BELOW 68° F. WILL CAUSE
HARMFUL CONDENSATION AND WILL DAMAGE THE HEATER AND WILL VOID THE WARRANTY.
Do not use the heater to protect pools or spas from freezing if the final maintenance temperature desired is
below 68° F. as this will cause condensation related problems.
The installation must conform with local codes or in the absence of local codes with the latest
National Fuel Gas Code, ANSI Z223.1, and the latest edition of the National Electrical Code, NFPA 70.
Installation in Canada to be made in accordance with the latest CAN/CGA-B149.1 or .2 and
CSA C22.1 Canadian Electric Code, part 1.
Rev. C 1-22-04
Pool and Spa Heaters