Hypertherm HD4070 Rev.8 - Manual (Page 178)

MAINTENANCE
HD4070 Instruction Manual 5-31
3
J 3
J 1
J 2
J 4
4070 .54
D 2
D 3
D 6 D 2 1 D 2 0 D 1 9 D 1 8 D 1 7 D 1 6 D 1 5 D 1 4 D 1 3 D 1 2 D 1 1 D 1 0 D 9 D 8 D 7 D 3 0 D 2 9 D 2 8 D 2 7 D 2 6 D 2 5 D 2 4 D 2 3 D 2 2
Gas Console Relay Boards PCB1 and PCB3 – LED Description Lists
LED Signal Name Function LED Signal Name Function
D2 +12 VDC Power indicator D18 SV2 H5 in
D6 SV11 Plasma operate D19 SV1 H35 in
D7 SV13 Air Plasma operate D20 SV3 CO2 in
D8 SV15 N2 Plasma preflow D21 SV5 & SV10 O2 in
D9 SV17 Shield operate D22 MV2 Close Plasma operate - N2 / Air
D10 SV18 N2 Shield operate D23 MV2 Open Plasma operate - N2 / Air
D11 SV16 Air Plasma preflow D24 MV1 Open Plasma operate
D12 SV14 Plasma preflow D25 MV1 Close Plasma operate
D13 SV12 N2 Plasma operate D26 SV23, 24, 25, 26 Torch select
D14 SV8 H35 and H5, D27 SV21 N2 Shield preflow
Double fault protection D28 SV20 Shield preflow
D15 SV7 Air in D29 SV19 Air Shield operate
D16 SV6 N2 in D30 SV22 Air Shield preflow
D17 SV4 & SV9 CH4 in
J 3
J 1
J 2
J 4
4070 .54
D 2
D 3
D 6 D 2 1 D 2 0 D 1 9 D 1 8 D 1 7 D 1 6 D 1 5 D 1 4 D 1 3 D 1 2 D 1 1 D 1 0 D 9 D 8 D 7 D 3 0 D 2 9 D 2 8 D 2 7 D 2 6 D 2 5 D 2 4 D 2 3 D 2 2
LED Signal Name Function LED Signal Name Function
D2 +12 VDC Power indicator D18 MV3 Open Plasma Preflow
D6 MV5 Open Shield Operate D19 MV3 Close Plasma Preflow
D7 MV6 Open Shield Operate – N
2
/Air D20 MV4 Close Plasma Preflow – N
2
/Air
D8 MV7 Open Shield Preflow D21 Ignitor Tch #1
D9 MV8 Open Shield Preflow – N
2
/Air D22 SV34 Vent – Tch #2
D10 SV36 Shield Preflow Tch #2 D23 Not used
D11 MV8 Close Shield Preflow – N
2
/Air D24 SV32 Plasma Cutflow – Tch#2
D12 MV7 Close Shield Preflow D25 SV33 Plasma Preflow – Tch#2
D13 MV6 Close Shield Operate – N
2
/Air D26 SV35 Shield Cutflow – Tch#2
D14 MV5 Close Shield Operate D27 SV27 Plasma Cutflow – Tch#1
D15 Ignitor Tch #2 D28 SV28 Plasma Preflow – Tch#1
D16 SV31 Shield Preflow Tch #1 D29 SV30 Shield Cutflow – Tch#1
D17 MV4 Open Plasma Preflow – N
2
/Air D30 SV29 Vent – Tch#1
PCB3
PCB1