Hobart 5359D Operation And Maintenance Manual page 167

OM 2012
--N-.-e -.--I--
7.
(Contlcc?*l)
. Engine goes to
ovenpeed when
control switch
(18, Fig. i) is in
GEN position.
Aug 25,'85 ;
D. Defective
actuator
D. Apply !2-V DC to iI.s two
I. Defective control unit
k. Governed speed control
adjrr;tment set too high
(see 2-3; Fig. 12)
wbk Shooting Chart (Sheet 7 of 21)
Figure 9
F -.
A?
Connect a DC voltmstcr to the
leads from the control
unit
to
the actuator. Start thz engine
and mnually control spzed.
At speech be low govztncd speec
the
voltmzter shoJ!d indicate
within two (2) vofk of the sys-
tern voltcge.
if
VO!tGp.
is at
'or near zero, turn spzzed cfd-
justing screw several turns
clockwise to be sure speed
setting is not too low beccuse
of tampering. If voltage rc-
mains low
Oi at
2x3-0, replocc
control unit. Refer to Arrxxi-
can Bcsch Handbook for con-
trol unit bench tests and ad-
justmnts.
Turn speed control adjusting
screw 22 turns counterclockwise
Start engine. Place
control
switch (18, Fig. 1) in GEN
position. If engine srxed is
now we II be low
govemed
speed, turn adjusting screw
clockwise until coxcct speed
(2000 RPM, 400 Hz) is
3-1 .
Page 21