Long 360 Series Service Manual page 141

FITS AND TOLERANCES
DESCRIPTION ln. (mm.)
Specifications of the engaging fork shafts lock ball springs:
-free length 1.40-1.44 35.5-36.5
i
-length under a load of 18.0-22.0 lbs. (8.2-10 kp)
1.122
28.5
IV. Transmission • 8/2
Spline Backlash:
Transmission driven gears 0.0040-0.0041 0.010·0.106
Transmission drive gears 0.0006·0.0037 0.015;0.093
Synchromesh engagement collar 0.0039 0.100
Planetary gear train staight drive engagement 0.0027 ·0.0067 0.070-0.170
Planetary gear train engagement 0.0134·0.017
0.340·0.440
Tooth backlash:
Transmission gears 0.0039-0.0079 0.100-0.200
Planetary gear train 0.0027 ·0.0051
0.070·0.130
Outside diameter of gear hub sleev,es (64, Fig. B.ll/29)
1.9655-1.9665 49.925-49.950
Diameter of gear housing bores, Transmission Driven gears
1.9700·1.9720 50.050-50.089
Assembly clearance of sleeves in driven gear hubs
0.0031·0.0047 0.080·0.120
Wear limit 0.012
0.10
Assembly clearance of driven shaft in gear hub sleeves 0.000·0.0020 0.000-0.0050
Diameter of P.T.O. clutch shaft
0.9828-0.9836 24.964-24.985
Inside diameter of bushing 0.9858·0.9879
25.040-25.092
Running clearance of P.T.O. clutch shaft in bushing
0.0021·0.0050 0.055·0.128
Wear limit
0.012 0.30
Interference fit of bushings on drive shaft
-0.0014/-0.0036 -0.037/-0.091
Diameter of clutch shaft 1.2251·1.2563
31.880·31.910
Diameter of drive shaft bushing bore
1.4185·1.4205 36.030-36.080
Dimensions of clutch shaft bushing
Outside diameter 1.4212·1.4291
36.100-36.300
)
Thickness 0.077-0.079
1.960·2.000
Diameter of transmission reverse gear axle
0.9834-0.9842 24.979-25.000
Inside fitted diameter of bushing 0.9868-0.9881
25.065-25.098
Running clearance of reverse gear axle and bushing
0.0026·0.0047 0.065·0.1 19
Wear limit 0.012
0.30
Interference fit of reverse gear bushing
-0.0020/·0.0090
-0.050/·0.230
Diameter of planetary gear train driven pinion shafts
0.5507-0.5512
13.988-14.000
Diameter of needle bearings 0.1178-0.1 181 2.990·3.000
Inside diameter of driven gears 0.8035-0.8043 20.410·20.430
Assembly clearance of shafts, needle bearings and driven gears . 0.0004·0.0024
0.010·0.061
Wear limit 0.006
0.15
Thickness of thrust washers and rings tor speed reduction unit 0.0579-0.0602
1 .440· 1 .560
Wear limit
0.051 1.30
Gearshift return spring:
Unstressed length
2.42 61.5
Length under load of 11.5·12.5 pounds (5.1·5.7 kg)
1.89 48
Gearshift lever spring
Unstressed length 1.3976
35.5
Length under load of 27 pounds (12.3 kg)
1.2401
31.5
Poppet ball springs
Unstressed length
1.40
35.5
Length under load of 18·22 pounds (8.2-kg)
1.12 28.5
Synchromesh flat springs
Arc under load of 3-3.4 pounds (1.40·1.55 kg)
0.060
1.5
V. Bevel Gear and Differential
Normal bevel gear and pinion tooth backlash
0.0059-0.0079
0.15·0.20
)
Backlash of planetary gear tooth and spider pinion tooth 0.0059-0.0079
0.15·0.20
Backlash of bevel gear
too~h
and differential shaft splines
0.0039-0.0042
0.100·0. 106
Diameter of spider pinion shaft (19, Fig. B.lll/5) 0.8653·0.866 1
23.939·23.960
Spider pinion bore
0.9464-0.9472
24.040·24.060
Power Train · 137