Branson 4015r User Manual

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42hW-201601
CHAPTER 2 ENGINE3015R(h)/3515R(h)/4015R(h)/F36R(h)/F42R(h) TRACTOR
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6.3.2 CYLINDER BLOCK
CHECK THE CRACK AND ETC IN EACH PART
If damaged by freezing or rollover, check first
by sight before disassembly. If there is defect,
execute the color checking.
Check points: Cylinder head bolts, screws: crack,
etc.
If the damage is serious, replace the cylinder
block and if the damage is minor, modify it.
To test the crack or water leak, execute the water
pressure test.
When replacing the freezing protection plug, put
some bonds to the plug’s circumference.(Three
Bond 1194 or equivalent)
▶
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6.3.3 VALVE DEVICE
Rocker arm assembly needs to be maintained
clear ly and exac tly because it is related with
timing of the valve open & close and the engine
performance.
1. Rocker arm shaft outer diameter and rocker arm
Inner diameter
If the measurement of the shaft outer diameter and
rocker arm Inner diameter is over the limit, replace it.
K20W263A
ITEM SPECIFICATION LIMIT
Shaft Outer
Diameter
18.959 ~ 18.98 18.95
Rocker arm
inside diameter
19.0 ~ 19.021 19.09
clearance
0.02 ~ 0.062 0.14
(mm)
K20W262A
ITEM SPECIFICATION LIMIT
Cylinder inside
diameter
88.005 ~ 88.025 88.20
Cylinder
roundness
0.0~0.01 0.03
Cylinder
cylindricity
0.0~0.015 0.03
(mm)
Measure the cylinder inside diameter and if the
measurement value is over limit, replace it.
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CHECK THE CYLINDER BLOCK
MEASURING THE CYLINDER INSIDE DIAMETER
▶
Measuring position : Measure the engine front
and thrust parts and the upper area 20 mm, Mid
area, bottom area. (Average)
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CHECK THE ROCKER ARM

Branson 4015r Specifications

General

Brand	Branson
Model	4015r
Category	Tractor
Language	English