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Page Title:
Table 1-3. Mast Parts, Wear Limits |
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 Table 1-2. Engine Limits and Clearances-continued
Point of measurement
Manufacturer' specifications
s
Wear limits
Minimum Inches
Maximum Inches
Inches
Journal clearance
0.0002
0.0024
0.0034
Crankshaft end play
0.004
0.006
Piston Pin
Diameter
0.8591
0.8593
0.8588
Piston pin hole diameter
0.8593
0.8596
Pin to piston fit
Light push
Light push
Connecting rod bushing diameter
0.8593
0.8596
0.8606
Pin to bushing fit
0.0000
0.0005
Piston Rings
Width
Top (chrome) & No. 2
0.0930
0.0940
0.0928
No 3 and 4
0.1545
0.1555
0.1525
Piston groove width
Top and No. 2
0.096
0.097
0.099
No. 3 and 4
0.156
0.157
0.159
Side Clearance
Top
0.002
0.004
No. 2
0.001
0.003
No. 3 and 4
0.0005
0.0025
Thickness
Top
0.162
0.172
No. 2, 3 and 4
0.148
0.153
End gap clearance
0.010
0.020
Cylinder diameter
3.4375
3.4395
3.4493
Table 1-3. Mast Parts, Wear Limits
Point of measurement
Manufacturer' specifications
s
Wear limits
Minimum Inches
Maximum Inches
Inches
Primary cylinder bore diameter
5.465
5.535
5.530 with 0.003 in. Max. eccentricity
Primary plunger outer diameter
4.9345
4.9365
4.9338. Replace if chrome is worn
through.
Secondary cylinder bore diameter
2.757
2.760
2.750
Secondary cylinder outer diameter
3.184
3.187
3.183. Replace if chrome is worn
through.
Secondary plunger outer diameter
2.434
2.436
2.433. Replace if chrome is worn
through.
Tilt piston diameter
4.010
4.012
4.002
Tilt piston rod
1.7485
1.7500
1.7484. Replace is chrome is worn
through.
Tilt cylinder bore diameter
4.017
4.020
4.024
Upright wear inserts, thickness
1/2 nominal
3/16
Table 1-4. Brakes, Wear Limits
Point of measurement
Manufacturer' specifications
s
Wear limits
Minimum Inches
Maximum Inches
Inches
Brake drum inner diameter
10.495
10.505
10.565 (oversize machining limit)
Brake lining thickness
1/16
Brake lining to drum clearance
0.010
0.020
Brake master cylinder push rod to piston free travel.
1/8
3/16
1-3
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