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OM-229 979 Page 37
8-8. Adjusting Engine Speed On Standard Models
804 009−C
3
1
2
RPM (Hz)
Engine Speed
(No Load)
Weld/Power
1850 (61.7)
Maximum
! Stop engine and let cool.
Engine speed is factory set and
should not require adjustment. Af-
ter tuning engine, check engine
speed with tachometer or frequen-
cy meter. See table for proper no
load speed. If necessary, adjust
speed as follows:
Start engine and run until warm.
Turn Process/Contactor switch to
Weld Terminals Always On − Stick
position.
1 Lock Nut
2 Adjustment Screw
Loosen nut. Turn screw until engine
runs at weld/power speed. Tighten
nut.
. Do not set engine speed higher
than specified. Tampering with
adjustments other than shown
may affect engine warranty.
3 Engine Stop Lever
! Stop engine.
Close door.
Tools Needed: