Diagnostics and Specific Fault Finding
Refrigeration diagnostics and fault finding
E3 - Low pressure fault - KDHV and SCHV
Tue, 9 Nov, 2021 at 3:16 PM
H5 - IPM Protection - Multi-MCHV Outdoor unit R410 Pdf of Residential service guide ES E247-A attached H5 IPM protection malfunction: When th...
Tue, 20 Aug, 2024 at 2:49 PM
E6 - 3-Phase Inverter ducted reverse cycle SDHV22B1S-SCHV22B3S and SDHV26B1S-SCHV26B3S - indoor fan protection Models - SDHV22B1S-SCHV22B3S and SDH...
Tue, 12 Nov, 2024 at 9:48 AM
E1 - High pressure protection - KDHV and SCHV
Wed, 21 Aug, 2024 at 12:49 PM
E7 - Mode conflict - NCHV multi splits / cassettes / bulkheads E7 = mode conflict and can occur when 2 indoor units are set to opposing modes. I.e 1 x c...
Wed, 21 Aug, 2024 at 12:49 PM
P6 - SCHV / KCHV Communication error between outdoor control PCB and outdoor drive board on ducted systems and "Invertair" add on coolers ...
Mon, 8 Jan, 2024 at 11:11 AM
C4, C5 and LP Jumper Cap Error SCHV & KCHV Ducted
Tue, 24 Aug, 2021 at 12:23 PM
E8 - Malfunction of indoor fan motor - SDHV10D1S installed in high humidity environment
Thu, 19 May, 2022 at 1:10 PM
E9 - Water overflow protection - KDHV and SCHV
Tue, 9 Nov, 2021 at 3:18 PM
E8 High temperature prevention protection, L9 high power, H4 system is abnormal - LCHV BCHV WCHV KCHV
Fri, 4 Feb, 2022 at 3:22 PM