Red-D-Arc EXTREME 360, Technical Manual

Page: 36 / 68

PRE-POWER CHECKS
TM-229 409 Page 32 Extreme 360
6-19. Power Interconnect Board (PC2)
Ref. 907 161 / 225 065-A
Y Read and follow safety information
in Section 6-1 before proceeding.
Y Wear an earth grounded wrist strap
when performing pre-power
checks. Remove wrist strap before
performing any checks or proce-
dures with power applied to the ma-
chine.
1 Power Interconnect Board PC2
2 Resistor R10
3 Resistor R11
4 Resistor R12
5 Resistor R14
6 AC1
7 AC2
8 AC3
9 Q1
10 Q2
11 Diode D1
12 Diode D2
13 Diode D3
14 Diode D4
15 Diode D8
16 Diode D9
17 Diode D10
18 Diode D11
19 Diode D12
20 Diode D13
21 Center Bus
22
− BUS
23 +BUS
.
Remove all plugs from PC2 before
testing.
Visually inspect PC2 for damage.
Check all measurements for PC2.
If all measurements passed, continue to
the end of the pre-power flowchart (see
Section 6-2).
.
If any measurements failed, replace
PC2.
Y Pre-power checks are now com-
plete. Remove earth grounded wrist
strap before performing any checks
or procedures with power applied to
the machine.
1
Test Equipment Needed:
8
5
20
19
3
4
2
6
7
22 21 23 10 18 17
15
16
9
11
12
13
14