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10-6. Adjusting Engine Speed (Deutz F3L912-Powered Units)
10-7. Servicing Optional Ether Starting Aid (Deutz F3L912-Powered Units)
33 oz
(935 g)
Full
Engine Speed
(No Load)
Weld/Power
2
1
3
15 oz
(425 g)
Empty
!
Stop engine.
Engine speeds have been factory
set and should not require adjust-
ment. After tuning engine, check
engine speeds with a tachometer.
RPM (Hz)
See table for proper no load speed.
If necessary, adjust speed as fol-
1850
lows:
(61.6 Hz)
1
Speed Adjustment Screw
2
Locknut
Loosen nut. Start engine.
Turn screw until engine runs at
weld/power speed. Tighten locknut.
.
Do not set engine speed higher
than specified.
!
Stop engine.
Close side door.
!
Stop engine.
!
Improper handling or expo-
sure to ether can harm your
health. Follow manufactur-
er's safety instructions on
cylinder.
If engine does not start in cold
weather, check ether cylinder as
follows:
Remove cylinder from valve.
1
Ether Cylinder
1
2
Valve
3
Scale
Weigh cylinder to see if it is empty.
Be sure atomizer is not plugged and
valve fitting is clean.
Replace cylinder according to
Section 5-5.
2
ether2 7/96 − ST-153 382-A / Ref. 202 705 / S-0692
Tools Needed:
9/16, 7/8 in
803 658 / 134 730-C
OM-4428 Page 55
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