SECTION 6
TROUBLESHOOTING
6-6
PLASMA GAS 1
PLASMA GAS 2
SHIELD GAS 1
SHIELD GAS 2
PLASMA GAS 1
PLASMA GAS 2
SHIELD GAS 1
SHIELD GAS 2
COMMON
120 vac (11 ne)
A. C. COMMON
CHASSIS
FUSED 24vac TO CNC
24vac COMMON
CHASSIS GROUND
24 vdc GROUND
VALVE 1 SET PT.
VALVE 1 + 24 VDC
}
PLASMA GAS 1
VALVE 2 SET PT.
VALVE 2 +24 VDC
}
PLASMA GAS 2
VALVE 3 SET PT.
VALVE 3 +24 VDC
VALVE 4 SET PT.
VALVE 4 +24 VDC
}
}
SHIELD GAS 1
PRES. SW. 15 V. SOURCE (SR1)
PRES. SW 24 V. SOURCE (SR2)
PS5 (SHIELD GAS 2)
PS4 (SHIELD GAS 1)
H.F. 120 V FROM POWER SUPPLY
H.F. 120 V TO J-BOX
PS3 (PLASMA GAS 2)
H.F 120 V FROM POWER SUPPLY
PS1 (PROCESS AIR)
SELECTOR VALVE COMMON
METHANE
H-35 NOT USED
N2-3
O2-2
AIR-2
ARGON
SHIELD GAS 2
H.F. 120 V TO J-BOX
PS2 (PLASMA GAS 1)
N2-2
N2-1
O2-1
AIR-1
10
9
8
7
6
5
4
3
2
1
8
7
6
10
5
9
4
3
2
1
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
1
2
3
4
5
9
8
7
6
1
24
5
31
0
4
a
m
p
COMMON
4
8
7
6
2
3
5
1
VALVE 1 SHIELD (SH)
VALVE 1 GND (GN)
VALVE 1 SET PT. (SP)
VALVE 1 +24 VALVE (PR)
VALVE 2 SHIELD (SH)
VALVE 2 GND (GN)
VALVE 2 SET PT. (SP)
VALVE 2 +24V (PR)
VALVE 3 SHIELD (SH)
VALVE 3 GND
VALVE 3 SET PT. (SP)
VALVE 3 +24 V (PR)
VALVE 4 SHIELD (SH)
VALVE 4 GND (GN)
VALVE 4 SET PT. (SP)
VALVE 4 +24V (PR)
(SHIELD GAS 2)
(SHIELD GAS 1)
(PLASMA GAS 2)
(PLASMA GAS 1)
(PROCESS AIR)
PS5
PS4
PS5
PS4
PS3
PS3
PS2
PS2
PS1
PS1
{
{
{
{
{
JP
1
JP
2
JP
3
JP
4
JP
5
RC
1
RC
2
RC3
RC
4
RC
5
RC6
RC
7
RC8
RC9
R
C1
0
TB
1
1
2
34
5
6
78
91
0
11
1
2
13
14
15
16
17
18
19
20
METH
METH
H-35
H-35
N-3
N-3
N-2
N-2
N-1
N-1
O-2
O-2
O-1
O-1
AIR-2
AIR-2
AIR-1
AIR-1
AR
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
SO
L
E
N
O
ID
S
O
L
E
NO
ID
S
O
L
E
NO
ID
1 amp
1 amp
1 amp
1 amp
1 amp
1 amp
1 amp
1 amp
1 amp
1 amp
P4
P1
P2
P3
P5
6.4 Flow Control Schematic
Summary of Contents for Precision Plasmarc
Page 16: ...SECTION 1 SAFETY 1 10 This page intentionally left blank ...
Page 20: ...SECTION 2 DESCRIPTION 2 4 Page intentionally left blank ...
Page 122: ...SECTION 4 OPERATION 4 88 Page intentionally left blank ...
Page 182: ...SECTION 7 REPLACEMENT PARTS 7 2 1 2 3 4 5 6 7 8 7 3 Plasmarc Power Source Exterior Components ...
Page 184: ...SECTION 7 REPLACEMENT PARTS 7 4 1 2 3 4 5 6 7 8 9 10 11 See TEE Detail Page 7 12 ...
Page 186: ...SECTION 7 REPLACEMENT PARTS 7 6 1 2 3 4 5 6 7 8 9 10 11 12 13 ...
Page 190: ...SECTION 7 REPLACEMENT PARTS 7 10 9 10 7 8 1 2 3 4 5 6 7 11 12 13 14 ...
Page 192: ...SECTION 7 REPLACEMENT PARTS 7 12 7 9 2 8 7 9 3 13 10 12 11 X5 1 4 5 6 2 3 7 8 9 TEE Detail ...
Page 194: ...SECTION 7 REPLACEMENT PARTS 7 14 1 2 3 4 5 6 7 8 9 7 10 ...
Page 196: ...SECTION 7 REPLACEMENT PARTS 7 16 1 2 3 4 5 6 7 8 9 10 11 12 13 ...
Page 198: ...SECTION 7 REPLACEMENT PARTS 7 18 1 2 3 4 5 6 7 7 5 Power Source Power Module ...
Page 200: ...SECTION 7 REPLACEMENT PARTS 7 20 A A 1 2 3 4 5 6 7 8 Section A A ...
Page 202: ...SECTION 7 REPLACEMENT PARTS 7 22 1 2 3 4 5 6 7 ...
Page 208: ...SECTION 7 REPLACEMENT PARTS 7 28 B B Section B B C C Section C C 1 2 3 4 5 6 7 8 ...
Page 210: ...SECTION 7 REPLACEMENT PARTS 7 30 1 2 3 4 5 ...
Page 224: ...SECTION 7 REPLACEMENT PARTS 7 44 Notes ...
Page 225: ......