
51
PN 240012875 REV. D [03/15/2022]
FAULT SOLUTION SECTIONS
Is main water filter and
assembly clean and
rotor free to move?
L
PCB connector x22 Hall
effect sensor terminals.
Check the voltage is
approximately 5 VDC
between the Red and
Blue wires. See Wiring
Diagrams.
With water running
through DHW circuit,
measure red and white
wire for 2.8 VDC for
flow triggering.
Check DHW NTC
senor for proper OHM
value
Replace PCB
YES
YES
YES
YES
Clean or Replace
Replace PCB
Replace Hall Effect Sensor
Replace DHW NTC sensor
NO
NO
NO
NO
Содержание UTICA BOILERS MACF-115
Страница 2: ...MACF 150...
Страница 4: ...MAHF 125...
Страница 77: ...73 A 1 MODEL 75 100 Heat Only APPENDIX A WIRING DIAGRAMS 240013503 REV A 03 15 2022...
Страница 78: ...74 A 2 MODEL 125 Heat Only APPENDIX A WIRING DIAGRAMS 240013503 REV A 03 15 2022...
Страница 79: ...75 APPENDIX A WIRING DIAGRAMS A 3 MODEL 165 Heat Only 240013503 REV A 03 15 2022...
Страница 80: ...76 APPENDIX A WIRING DIAGRAMS A 4 MODEL 115 Combi 240013503 REV A 03 15 2022...
Страница 81: ...77 A 5 MODEL 150 Combi APPENDIX A WIRING DIAGRAMS 240013503 REV A 03 15 2022...
Страница 82: ...78 A 6 MODEL 205 Combi APPENDIX A WIRING DIAGRAMS 240013503 REV A 03 15 2022...
Страница 116: ...32 PN 240012875 REV D 03 15 2022 CIRCULATOR CONNECTIONS WIRING DIAGRAM SINGLE ZONE CIRCULATOR WIRING USING ARGO AR822 II...
Страница 117: ...33 PN 240012875 REV D 03 15 2022 MODEL 75 100 HEAT ONLY 75 100 HEAT ONLY WIRING DIAGRAM...
Страница 118: ...34 PN 240012875 REV D 03 15 2022 MODEL 125 HEAT ONLY 125 HEAT ONLY WIRING DIAGRAM...
Страница 119: ...35 PN 240012875 REV D 03 15 2022 MODEL 165 HEAT ONLY 165 HEAT ONLY WIRING DIAGRAM...
Страница 120: ...36 PN 240012875 REV D 03 15 2022 115 COMBI WIRING DIAGRAM MODEL 115 COMBI...
Страница 121: ...37 PN 240012875 REV D 03 15 2022 MODEL 150 COMBI 150 COMBI WIRING DIAGRAM...
Страница 122: ...38 PN 240012875 REV D 03 15 2022 MODEL 205 COMBI 205 COMBI WIRING DIAGRAM...
Страница 128: ...44 PN 240012875 REV D 03 15 2022 LOW WATER CUTOFF LOW WATER CUTOFF DETAIL NO NO YES...
Страница 133: ...49 PN 240012875 REV D 03 15 2022 3 FAULT SOLUTION SECTIONS...