5. Electrical Wiring Diagrams
Outdoor unit wiring diagram
Outdoor Unit
ODU Model ODU Wiring Diagram
DIY-MULTI2-18HP230C
16022000035644
DIY-MULTI3-27HP230C
16022300002514
DIY-MULTI4-36HP230C
16022300002633
DIY-MULTI5-48HP230C
16022000036851
Outdoor unit printed circuit board diagram
Outdoor Unit
ODU Model ODU Printed Circuit Board IPM Printed Circuit Board
DIY-MULTI2-18HP230C
17122000051368 /
DIY-MULTI3-27HP230C
17122300001076 17122000018251
DIY-MULTI4-36HP230C
17122300001076 17122000018251
DIY-MULTI5-48HP230C
17122300004873 /
Outdoor unit abbreviations
Abbreviation Paraphrase
4-WAY Gas Valve Assembly/4-WAY VALVE
AC-FAN Alternating Current FAN
DC-FAN Direct Current FAN
CT1 AC Current Detector
COMP Compressor
L-PRO Low Pressure Switch
H-PRO High Pressure Switch
EEV Electronic Expansion Valve