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 Section III. SPECIAL TOOLS AND TEST EQUIPMENT
Reference
Maintenance
Tool
code
category
Nomenclature
number
1-H
C
Wrench, piston pin bracket nut
5120-362-6626
2-H
C
Guide, connecting rod
5120-362-6621
3-H
C
Guide, piston ring
5120-362-6620
4-H
O
Wrench, upper base to cylinder nut
5120-362-6627
5-H
O
Plate, sleeve lifting
5120-522-2885
6-H
O
Puller, discharge valve seat
5120-522-2880
7-I
C
Gage, injection setting
2815-363-2284
8-I
C
Drill, injector valve tip
5120-362-6619
9-I
C
Lever, priming pump
2910-362-6270
10-I
C
Tester, diesel fuel injector nozzle
4910-255-8641
11-I
C
Wrench
5120-363-0956
12-I
C
Wrench
5120-415-2378
13-I
C
Clamp, scavenging pump piston
2815-363-2282
14-I
C
Wrench, scavenging pump piston and flywheel hub bolt
5120-363-0960
15-H
H
Puller, main bearing half
5120-362-6624
16-H
C
Wrench, main bearing nut
5120-363-0957
17-H
C
Wrench, box
5120-494-1915
18-H
C
Reamer, fixture, set
4910-219-8392
19-H
C
Reamer set
4910-789-2104
20-H
C
Driver, bearing and bushing
5120-363-7572
21-H
C
Remove, cylinder liner
(33287)
22-H
C
Driver, valve seat insert
J1918-02
23-H
C
Installer, valve guide
5120-423-6723
24-H
C
Remover, pushrod
5120-706-5588
25-H
C
Remover, valve guide
5120-724-8447
26-H
C
Remover, valve seat insert
5120-473-7392
27-H
C
Cleaner, valve guide
5120-706-5586
28-H
C
Test set, diesel engine
5120-766-2141
29-H
C
Remover, injector valve spring
4910-690-8452
30-I
C
Tool set, fuel pump
5120-219-8400
31-I
C
Wrench, fuel pump
5180-219-8407
32-I
C
Drift, forged steel point
5120-494-1928
33-I
C
Wrench, bowl coupling
5120-213-0460
34-I
C
Wrench, spanner
5120-152-2420
35-I
C
Stand, bowl
5120-317-2518
36-I
C
Scoop, bowl shell
4330-774-6438
37-I
C
Clamp, bowl top lifting
4330-213-0425
38-I
C
Wrench, nut, combination
4330-163-0159
39-I
C
Wrench
5120-213-0352
4320-073-2138
Section IV. REMARKS
Reference
Reference
code
Remarks,
code
Remarks
A-E/A-J Engine Assembly- Alignment and Overhaul is
F-B
Fuel Injector: The fuel injector nozzle should open
usually performed during the 24 month period
at 2,500 PSI. Remove shims to increase
dry docking required by AR 750-29.
opening pressure and add shims to decrease
B-H
Cylinder head: When cylinder head is replaced,
opening pressure.
the piston-cylinder head clearance should be
G-D
Overspeed Governor: Overspeed governor is to
from 0.062 inch to 0.094 inch with the engine
be adjusted to trip the cut out mechanism when
cold.
the engine attains a speed of from 350 to 370
C-H
Piston Rings: Clean all carbon from ring grooves,
rpm.
to be effective, rings must move freely in
H-C
Air Start System: When engine has been shut for
grooves.
a considerable period, blow out all air lines to
D-H
Connecting Rod: When a new connecting rod has
free them of dirt, scale, etc. Lubricate the air
been fitted, inspect it at intervals after the
start check valves in the cylinder heads by
engine has been started and apply load
disconnecting the pivot air tube from the check
gradually.
valve and pouring in a teaspoonful of oil.
E-D
Injection Pump: Each cylinder has its own in-
I-A
Cooling System: The recommended engine
jection pump. Each pump is to deliver the same
operating temperature is 130-140F.
amount of fuel.
C-13
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