Red-D-Arc D502K 5+4, Technical Manual

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TM-4412 Page 52
D502K 5+4
SECTION 11 – DISASSEMBLY AND REASSEMBLY
11-1. Disassembly Of Unit
Use Section 10 to determine if trouble
is in exciter stator, stator, rotor, engine
or combination of these components.
Y
Stop engine and let cool. Dis-
connect battery negative (–)
cable.
Remove exhaust pipe, fuel cap, and
top cover. Reinstall fuel cap. Remove
side panels and door(s). Retain all
hardware.
1 Control Box
Disconnect plugs from control box.
Remove box.
.
To aid in reassembly, mark leads
before disconnecting. See lead
list summary in Section 12 for
connection information.
Disconnect:
F stator weld leads from Amper-
age Range switch S3
F stator exciter leads from termi-
nal strip 1T
F resistor R3 leads
F weld output terminal leads
2 Front And Center Upright
Assembly
3 Reactor Z1 Lifting Eye
The entire assembly will be removed
together. Remove bolts securing up-
rights to base. While supporting as-
sembly at front panel and reactor lift-
ing eye, evenly lift and remove
assembly.
4 Engine
5 Flywheel Housing
6 Front Generator Mounts
Support engine under flywheel hous-
ing with a 1 x 3 x 30 in (25 x 76 x 762
mm) metal bar.
.
Do not support engine on fuel
tank or under oil pan.
Remove front generator mounts. Go
to Section 11-2.
802 431-C
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