Pentair MASTERTEMP 125 Installation And User Manual

MASTERTEMP
®
125 Pool and Spa Heater Installation and User’s Guide Rev. B 8/14
28
ELECTRICAL CONNECTIONS
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CAUTION
This heater is designed to operate at 120 or 240 VAC. It is not recommended to be connected to OR operate on a 208 VAC.
NOTE
s Before making any electrical connections to the power supply, remove the access door panels,
open the control box and plug in the correct plug (120 volt or 240 volt).
CAUTION
The heater ships from the Factory with the 240V plug installed. Installing the 120V plug and then connecting the heater
to 240V line current will immediately destroy the transformer, control board and ignition control module, and will void
warranty. If you install the 240V plug and connect the heater to 120 volts line current, the heater will not operate.
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Section 3. Installation Instructions
Figure 21
AC Plug
120 Volt
or
240 Volt

Pentair MASTERTEMP 125 Specifications

General

BTU Output	125, 000 BTU/hr
Fuel Type	Natural Gas or Propane
Ignition System	Electronic
Minimum Flow Rate	20 GPM
Maximum Working Pressure	50 PSI
Efficiency	82%
Water Connections	1.5 inch
Certifications	ANSI Z21.56
Voltage	120V