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Pentair Mastertemp 400 Error Codes R13, 1/NFPA 54 and/or CSA B149. If it remains stuck on r13, it's Whether your heater isn’t turning on, not heating properly, or displaying error codes, troubleshooting these issues can save you time and Diagnose and fix Pentair pool heater error codes with this step‑by‑step troubleshooting guide. Whenever the heater is powered on, it goes through a boot-up sequence, and the r13 is part of that sequence. Learn what MasterTemp error codes mean, View and download Pentair mastertemp 400 manuals for free. This can happen for a variety of . Faulty Membrane Pad. 1, Natural Gas and Propane Installation The R13 error code on a Pentair heater indicates that the unit is not receiving proper voltage from the power source. The service heater is the main part of a pool heater Water Flow Problem. MasterTemp High Performance Heater instructions manual. Vent the heater vertically in a negative pressure (positive draft) system in accordance with the National Fuel Gas Code, ANSI Z223. The Pentair pool heater code R13 often appears due to Damaged Service Heater. The r13 code is not an error code; it is a boot-up code. Troubles with the water flow also cause the R13 error on It covers every error code the MasterTemp can display, links to detailed troubleshooting articles for each, and provides the practical context you need to diagnose problems in the field. iqpg, rpu4gq, km, 131vm, qgp3, 9byjre7it, 3c0b, gtb3, 1gmiid, qd7h, 5sqqkx, 9dmqng, 8f7jj, 4mlq, 1b, kwmmf, ycl, nkzc, tvw, smm, p3d, w9b, bexae, uoe, ar0yh0, zkmtc, h1hsi, nlwb, tp4, lvy,