Hobart 5359D Operation And Maintenance Manual page 172

OM 2012
1 . No (or low) g2l-l.
erafor culf,uf
WI
apz in 0 l I phc~s
Gonerot-or O+I CJ
ing at 400 Hz in
AUTOh~L4TIC
' (Cont'dj
moae .
1.
No
(or low)
odpt
voltage
when operating
in MANUAL
mode.
(4) Defective Ampheno!
conf~ecto~ ai volticgz
regulctor , or defect&
wirincj from rcgulatc:. to
exci:l-r field.
ive voltage reg- (5)Defect
uttitcr
. Defective generator manual
control excitaticxl circuit.
--___
---
.
(3j (c: GI-l?i~lUd)
(4.j
0 ISC
0nilec
t
VO!~G~Z
i-03~ la: <:;
Amphenol co:-~t?cc:~cr
(see 1-l; 14, Fig. '12). U:hg
jumper leads v,,Ith cfip and pi od
terminal;,
ca.mect 12-V DC to
terminu!s "El' and "C" in loois
plug. Connect NEGAT WE to
terminal 'E I'.
COlliXX~
PCS IT 1'~
load to "C" terminal (see Fig.
6). If the generator will NOT
produce a normcl voltage, re-
place or repair Atr,pheno!
COriilcI'C-
tor and wiring betv,een voltage
regulator and exciter field
as
required.
l
(5)AII components in the excitation
circuit except the voltage reg-
ulator have been tested in steps
(1) through (4) cbove. This
leaves only the regulator as
a
cause of trouble. Replace com-
plete voltage regu!ator .
4. Place AUTO-MANUAL control
switch (33, Fig. I) in AUTO
position. If 0 normal voltage is
NOT produced, perform checks
as instructed in GENERATOR AND
EXCITATION CIRCUIT TROUBLE
1, above. If a normal voltage is
produced, proceed to step "B"
below.
3-l
Page 26
Trouble Shooting Chart (Sheet 12 of 21)
Figure 9 Aug 25@5