Section 3 - Operating Welding Generator; Front Panel Controls - Miller Electric Legend AEAD-200LE Technical Manual

SECTION 3 – OPERATING WELDING GENERATOR

3-1. Front Panel Controls

Using Idle Lock Switch
RUN/IDLE
RUN/IDLE
RUN
UNLOCK
1 Engine Control Switch S2
Use switch to start engine, select speed,
and stop engine. In Run/Idle position, en-
gine runs at power/idle rpm at no load, and
weld/power rpm under weld or 100 Hz auxil-
iary power receptacle load. In Run position,
engine runs at weld rpm.
2 Idle Lock Switch S1
Use switch to lock engine at power/idle
speed (see Table). In Unlock position, En-
gine Control switch and optional Remote
Control switch determine engine speed.
3 Engine Choke Control
Miller Legend
5
1860 rpm
LOCK
(Power/Idle)
No Load:
1860 rpm
(Power/Idle)
Load:
UNLOCK
3000 rpm
(Weld)
OR
3000 rpm
(Weld)
LOCK
Use control to change engine air-fuel mix.
To Start: pull out choke and turn Engine
Control switch to Start position. Release
switch and slowly push choke in when en-
gine starts. Do not crank engine while fly-
wheel is turning.
To Stop: turn Engine Control switch to Off
position.
4 Remote Control Switch S4
Use switch to select front panel or remote
amperage control (see Section 3-2).
5 Ampere Ranges Switch S5
6 1
4
Use switch to select weld amperage range.
For best arc starts, use lowest amper-
age range possible.
6 Fine Amperage Control R1
Use control to select weld amperage within
the range selected by the Ampere Ranges
switch. Control may be adjusted while weld-
ing. Scale is for reference only. Weld output
would be 88 A DC with control settings as
shown (50% of 70 to 105 A).
7 Engine Hour Meter HM
2 7
3
Ref. ST-168 046
TM-428 Page 7