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Pentair Manuals
Swimming Pool Heater
MT125
Installation and user manual
Heater Wiring Diagram (3-Wire System) - Pentair MT125 Installation And User Manual
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Section 1. Installation Instructions
40
HEATER WIRING DIAGRAM
(3-WIRE SYSTEM)
Figure 37.
MASTERTEMP 125 Pool and Spa Heater Installation and User's Guide
460906 Rev. D 8/2020
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Table of Contents
Troubleshooting
Section 3. Troubleshooting
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Initial Troubleshooting / Error and Fault Codes
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Troubleshooting Instruction
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Burner Troubleshooting
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