Onan NH Series Operator's Manual And Parts Catalog

t
NO.
I
2
3
5
6
PART
NO.
QTY.
USED
PART
OESCRIPTION
REF,
PART
NO. NO.
23 |
t0A1.4s
24
815- t8 l
ETY.
USED
PART
DESCRIPTION
509 P8
5t0Pt3
r50B
r260
t50Bt t87
8t5-46
5l5- r30
*Seal,
Oil
-
covernor
Shaft
*Bearin8,
Governor
Shaft (Upper)
*Shafr
&
Arm,
covernor
*Yoke,
Governor
Shaft
*Screw,
Yoke
lYountine
(a-32
x'l /tA
"
\
*Pin,
Governor
Cup
Srop (tn
Ge ar
Cover)
ttBearint,
Governor
Shafr (Lower)
*Ball,
BearinS,
covernor
Shaft
Exten
sion,
Governor
Arm
Cover Ass€mbly,
cear
(
Inctudes
Parts
Marked *)
Gasket,
Gear
Cover
Cap
&
Indicator,
Oil F
ilt
Gasket,
Oil Fill
Cap
Gasket,
Oil Base
l.4ounrinr
Screw
(3/8-15
x
t-t/4
",
-
Oil
Base
to Block
-
Begin
Spec
D
Stud,
Oil
Base to
Block
-
Spec
C
Only
Base,
O
il
Plti8,
Oil
Drain
-
Spec
C
Onty
*Seal,
Gear
Cover
Pin,
Gear Cover
(5/16
x l-l/8")
El
bow,
Street
-
Oil Drain
-
Spec
C
Only
Nut,
Hex
-
Oil Base Stud
-
Spec
C Only
Nur,
Gear
Cover
MounrinS
Stud
-
Spec
C
On ly
I
Screw, Extension
Arm
l4ountine
-
(tu32
x t/2
"
)
4
+Bushin8, Spacer,
Vibration
Mount
4
Cushion,
Vibration
(Front
&
Rear)
4
+Snubber, Shock
Mounting
4
+Washer
(29/64
"
t.O. x t-t/z
"
O.D. x
t/e
")
4
+washer
(29,/64
"t.D.
x3-t/4
"
O.D.
x l/A
")
As
Req.
+washer
g/a
"
t.D. x t-t/2
"
O.D.
x. l/ t6
",
5 Washer
(Copper)
-
Gear
Cover
7
510A8
8
5
r0P
t4
9
t50B
t073
r0
t03
8329
t03
Bt I
l2 r234489
l3 r23A
t9 |
14 to2B646
ls
800-s
l
l5A
52047
t2
4
to2A672
I
505-56
|
509440
|
516,4
2
s0s-50
|
26
77
28
29
30
402A290
4028284
4024242
526- |
4
526At95
526A t98
3l
MountinS
32
PLATE,
MOUNTING.
OPTIONAL
I
Spec
C
Only
40381010
|
Betin
Spec D
33
862-4
4
+Nut,
Hex
(7/16-t4)
34
850-55
4
+Washer,
Lock
(7/t6
"\
ll
80G82
4
.Screw
(7/t6-t4
x3-3/4
")
36
94-92
|
Vatve,
Oit Orain
(3/B',) -
.
Besin
Spec
D (NOTE:
Atso
used
prior
to
Spec D
by
srn8
50S-
t9
Bushrn8)
37
505-19
|
Bushin8,
Reducer
1l,zi'x
3/8)
-
Be8in
Spec
D
38
850-50
4 washer.
Lock
(3,/8
")
4028364
|
Hardware
packaSe,
MountinS
(tnctudes
pa.is
Marked
+
)
*-
lncluded
in
cear
Cover Assembty.
+
-
Included
in
l'aountinS
Hardware
packate.
40389s8
t6
t7
t8
t9
20
2l
t04A9t
4
22
SCREW,
GEAR
COVER
TO BLOCK.
BEGIN
SPEC
D
SG32
4
5/16-18
x
t-3/4"
800-34
|
s/t6-t3
x2-t/4
"
22A
STUD,
GEAR
COVER
TO BLOCK
-
SPEC
C ONLY
520A7t0
4
s/t6
x2_t/a
"
520A7||
|
5/16
x3-tt/t6
"
31

Onan NH Series Specifications

General

Frequency	60 Hz
Engine Type	4-Cycle
Fuel Type	Gasoline
Starting System	Electric
Voltage	120/240V
Noise Level	72 dB(A) at 7 meters
Fuel Consumption	0.5-1.0 gal/hr (gasoline)