Diagnostic and Specific Fault Finding
Braemar VRF H‑Faults (H5 / H6 / H8 / H9 / HJ / HC) Outdoor Fan Motor vs Fan Drive Board – Diagnostic Guide (MCHX (2 pipe – Heat Pump) / MCRX (3 pipe – He...
Thu, 23 Jul, 2026 at 2:16 PM
E3 Low Pressure Protection - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must only be installed, commiss...
Thu, 23 Jul, 2026 at 2:17 PM
CJ Multiple master system error - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must only be installed, co...
Thu, 23 Jul, 2026 at 2:18 PM
H5 Inverter Fan Overcurrent Protection - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must only be instal...
Thu, 23 Jul, 2026 at 2:20 PM
PL Compressor drive DC bus low voltage protection - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must onl...
Thu, 23 Jul, 2026 at 2:21 PM
C8 C9 CA Emergency Codes - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must only be installed, commissio...
Thu, 23 Jul, 2026 at 2:22 PM
P2 P3 - P2 Voltage Protection of Compressor Drive Board, P3 Compressor Drive Module Reset Protection - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reve...
Thu, 23 Jul, 2026 at 2:24 PM
P5 Inverter Compressor Overcurrent Protection - VRF - MCMX MCSX MCHX MCRX ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipment must only be...
Thu, 23 Jul, 2026 at 2:25 PM
L9 Fault Code – VRF Wall Controller Indoor Unit Quantity Mismatch (XE70 / H1 H2 Wiring) ⚠️ Safety Notice – Reverse Cycle Air Conditioners This equipme...
Thu, 23 Jul, 2026 at 2:26 PM