INSTALLATION AND USER'S GUIDE MASTERTEMP Pentair

E05 Mastertemp. Pentair MasterTemp Heater Poolside Tech Help and Support I was called out to look at a Pentair MasterTemp 400 pool heater in Newport Beach today To get rid of Pentair MasterTemp 400 code E05, first, check that the fuel supply is adequate and the gas pressure is good

Pentair Heater Parts Mastertemp Burner System
Pentair Heater Parts Mastertemp Burner System from hbpools.com

And remember, you must ensure that the water flow is not obstructed The 80/40 reading and E05 indicate that the board is not getting a reading from the sensor

Pentair Heater Parts Mastertemp Burner System

E05 - Open stack flue sensor E06 - Shorted stack flue sensor Safety Circuit Switches Normally Closed (shorted) PS - Water Pressure Switch - MUST have water flow for switch to be closed AGS - Automatic Gas Shut-off Switch max = 140 degrees Solution: Check the gas valve and make sure that it is turned on completely. The 80/40 reading and E05 indicate that the board is not getting a reading from the sensor

Mastertemp E05 Error YouTube. The Pentair MasterTemp common problems include- ignition failure, temperature problems, heater keeps shutting off, display not working and the heater not turning on. Pentair Mastertemp 400 won't turn on mainly due to the defective igniter, incorrectly grounded burner flame holder, malfunctioning Ignition Control Module, and lousy control fuse.

Pentair MasterTemp Heater Poolside Tech Help and Support. After running for about 15 minutes, the display showed E05 If the sensor and wires are good, then the main board is the next thing to replace