40
FAULT SOLUTION SECTIONS
A
B
C
Fault Finding Solutions Sections
1.
2.
3.
Power supply 120V
1.
NO
Main terminals L and N
Check electrical supply
Connection OK at
connector x1 0
NO
Integrity of the fuse
Replace fuse
YES
NO
PCB - X1 0 connector
Check wiring
Display
illuminated
Mains terminals L & N
120V at PCB -connector x13 pump terminals Blue
to Brown (See Wiring Diagram)
NO
Replace PCB
Fan connections correct at fan and PCB
Connectors X11 & X23 See Wiring Diagram
YES
NO
120V between PCB -connector x13 pump
terminal Blue and PCB -connector x11 pump
terminal Black.
(See Wiring Diagram)
NO
Replace PCB
Make connections
Main or Display
PCB fault
120V at
Pump
NO
Check wiring
Replace
Pump
YES
YES
Is there 120V AC at fan terminals connector
X11 blue to brown. See Wiring Diagram
NO
Replace PCB
Fan jammed of faulty winding
Replace fan
PN 240012875 REV. A [01/31/2020]
Содержание MACF-150
Страница 63: ...61 A 1 MODELS 125 Heat Only APPENDIX A WIRING DIAGRAMS 240012874 REV A 01 31 2020 ...
Страница 64: ...62 APPENDIX A WIRING DIAGRAMS A 2 MODELS 165 Heat Only 240012874 REV A 01 31 2020 ...
Страница 65: ...63 A 2 MODELS 150 Combi APPENDIX A WIRING DIAGRAMS 240012874 REV A 01 31 2020 ...
Страница 66: ...64 A 4 MODELS 205 Combi APPENDIX A WIRING DIAGRAMS 240012874 REV A 01 31 2020 ...
Страница 67: ...65 NOTES 240012874 REV A 01 31 2020 ...
Страница 68: ...66 NOTES 240012874 REV A 01 31 2020 ...
Страница 90: ...20 150F 205F WITH ZONE PUMPS WIRING DIAGRAM 150F 205F WITH ZONE PUMPS PN 240012875 REV A 01 31 2020 ...
Страница 92: ...22 150F 205F WITH ZONE VALVES WIRING DIAGRAM 150F 205F WITH ZONE VALVES PN 240012875 REV A 01 31 2020 ...
Страница 98: ...28 MODEL 125F Heat Only 125F FLOOR STANDING HEAT ONLY WIRING DIAGRAM PN 240012875 REV A 01 31 2020 ...
Страница 99: ...29 MODEL 150F Combi 150F FLOOR STANDING COMBI WIRING DIAGRAM PN 240012875 REV A 01 31 2020 ...
Страница 100: ...30 165F FLOOR STANDING HEAT ONLY WIRING DIAGRAM MODEL 165F Heat Only PN 240012875 REV A 01 31 2020 ...
Страница 101: ...31 205F FLOOR STANDING COMBI WIRING DIAGRAM MODEL 205F Combi PN 240012875 REV A 01 31 2020 ...
Страница 106: ...36 Low Water Cutoff Detail LOW WATER CUTOFF NO NO YES PN 240012875 REV A 01 31 2020 ...
Страница 114: ...44 NOTES PN 240012875 REV A 01 31 2020 ...