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Allis Chalmers Models D-19, D-19 Diesel Shop Manual

SHOP MANUAL
ALLIS-CHALMERS
MODELS D-19
D-19 DIESEL
Tractor serial number is stamped on the left front of torque tube. Engine
serial number is stamped on the center left side of the engine block. Trans-
mission serial number is stamped on the lower right hand corner of rear
face of transmission case.
The D-19 tractor is available with an LP-Gas, gasoline or a turbo-charged
diesel engine in dual wheel tricycle, single wheel tricycle or adjustable
axle versions.
I N D E X
( By Starting Paragraph l
BELT PULLEY
........................
140
Pistons and rings
....................
51
Bull pinion bearings adjust
...........
132
BRAKES
Adjustment
.........................
137
Brakes R&R
........................
138
CARBURETOR
Gasoline
.......................
·
.. .. 60
LP-Gas
............................
61
CLUTCH
Engine clutch
......................
108
Engine clutch shaft
..................
112
"Power-Director" clutch
..............
115
COOLING SYSTEM
Water pump
.............
.........
98
Radiator
.......
....
. . . . .. . ...
......
97
DIESEL FUEL SYSTEM
Energy
cells
. ..
......
............
.. 89
Filters
and
bleeding. .
....
... .. .. .. . .
76
Injection
pump
....
. .
.....
. . .
.....
. . 86
Injection pump
gears. ..
...........
. . 46
Nozzles
............................
78
Quick checks
.........
... .
.......
... 75
DIFFERENTIAL
Adjustment
.........................
128
R&R and overhaul
...................
129
ELECTRICAL
............. ...........
101
t:NGINE (DIESEL)
2
Assembly-R&R
..
.........
... . .
....
29
Cam
followers
. . . . . . . . . .. .
....
. .. . . .
38
Camshaft
... ... . . . . . . . .. .
.......
. . .
47
Connecting r
o
ds & bearings.. . .
.....
. 52
Crankshaft
and
bearings. . ...
.....
.. . 53
Cylinder
head
.. .. ... .. .
.....
. ...•. .
31
Cylinder
sleeves
.....
. . . . . .
....
. . ...
51
Flywheel
. . . . . . . . . . . . . . ... . . . . . ... .
56
Front
oil
seal. . . ..
......
. . . .
.....
. . .
41
Injection
timing
. . ... ..
.........
. . ..
86
Main
bearings
.. .. ... . . ...
.....
....
53
Oil pan
...................
........
57
Oil pump
..........................
58
Piston pins
........................
51A
Piston
&
rod
removal. . . . . . . . . .
.....
. 49
Rear oil seal. .. . . ...
....
.........
. .. 55
Rocker
arms
. . . . .
....
. . .
...........
40
Speed adjustments
.. ...
.
... .
.
.
. . ...
. 88
Tappet gap
.........................
40A
Timing
gear
cover. . .
.....
...
.....
. . .
41
Timing gears
........
.............
. . 43
Turbo-charger
..........
, . ... . . . . ...
90
Valve guides
.......................
35
Valves & valve seats
................
33
Valve rotators
......................
33
Valve seals
........................
33
Valve springs
......................
37
Valve timing
.......................
42
Bull
pinion
renew
...............
....
132
Differential overhaul
................
129
Final drive units R&R
................
132
Wheel axle shafts
...................
134
FRONT SYSTEM
Adjustable
axle
........
. . .
......
.. .
5
Dual wheel tricycle
.......
. ..•
....
. . .
3
Manual
steering
....
. .. .
.......
. .. . .
11
Power
steering
.. ... .. .. . . . . ... . ... .
17
Single wheel tricycle
................
1
GOVERNOR (NON-DIESEL)
ENGINE (NON-DIESEL)
Adjustment
......
.. . . . .. . . ...• . . . . . .
95
Assembly-H&R
... . . .. . .. . . ... . . .. .
28
Overhaul
. . . . . . . . . . . ... .. .
.........
96
Cam
followers
... . .
....
.
.....
. ... . . .
38
Camshaft
..........................
47
IGNITION SYSTEM
Connecting rods & bearings.. . ... . .. . 52
Crankshaft & bearings
....
.
......
.. .. 53
Cylinder head
.......
. . . .
.....
. . . . ..
30
Cylinder sleev
e
s
.. . . . . . . . . .. . . . . . . . .
50
Flywheel
. . . . . . . ... . . .
.
. . . . . ... . . ..
56
Front oil seal,
......................
41
Ignition timing
.....................
103
r.fain bearings
......................
53
Oil pan
............................
57
Oil pump
..........................
58
Piston pins
........................
51A
Piston & r
o
d
removal
......
....
. . . . ..
49
Pistons
&
rings. . .
....
... . . . . . . . .
....
50
Rear oil seal. ...
.......
.
.....
.......
55
Rocker
arms
.......
.
....
. . .
....
. .. .
39
Spark plugs
........................
101
Speed
adjustment
. . . . . . . . . . . . .
.....
95
Tappet
gap
.........................
39A
Timing gear cover
...................
41
Timing gears
....
......
......
.......
43
Valve
guides
.......
.......
.
.....
. . 34
Valves & valve seats
................
32
Valve rotators
......................
32
Valve seals
........................
32
Valve springs
...................
•.. 36
Valve timing
.......
.
..............
42
FINAL DRIVE & DIFFERENTIAL
Bevel gears adjust
...................
130
Bull gear renew
.....................
133
Distributor
........................
• 102
Ignition liming
.....................
103
LP-GAS SYSTEM
Adjustments
. . . . . ... . . . ...
.....
. . . . •
61
Filter
..............................
68
Regulator
. ...
....
.
......
.
..........
69
"POWER-DIRECTOR"
Clutch
.............................
115
Shafts and gears
....................
119
POWER LIFT SYSTEM
Pump
..............................
157
Testing
............................
151
Work cylinders
.....................
167
POWER TAKE-OFF
...................
145
STEERING GEAR
(Manual)
.....
....
. ... . ... ... . ... . .
11
(Power)
.. . . ..
....
.. .
....
..
.........
17
TRANSMISSION
Bevel pinion shaft
...................
12.li
Countenihaft
.......................
126
Input shaft
.........................
124
Reverse idler
.......................
127
Shifter assembly
....................
122