Setting Up The Valve Clearancez 8641 - Z 11441; Setting Up The Valve Clearance Z 11741; Setting-Up The Injectors Z 8641 - Z 11441 - Zetor 86 41 forterra turbo Operator's Manual

SETTING UP THE VALVE CLEARANCE
Z 8641 - Z 11441
The valve clearance should be set up in
the cold engine. The correct clearance in
the admission and exhaust valves is
0,25 ± 0,05 mm.
Alternation of the rocker arms motion:
Cylinder rocker Cylinder to be
arm alternation: adjusted:
1
2
3
4
SETTING-UP OPERATIONS
F276
SETTING UP THE VALVE
CLEARANCE Z 11741
The valve clearance should be set up in
the cold engine. The correct clearance in
the admission and exhaust valves is
0,30 ± 0,05 mm.
Alternation of the rocker arms motion:
Cylinder rocker
arm alternation:
4 1
3 5
2 3
1 6
2
4
F_02_203a
SETTING-UP THE INJECTORS
Z 8641 - Z 11441
The service opening pressure of the in-
jectors is 22,0 - 0,8 MPa. The opening
pressure of injectors should be set up to
the upper limit of the range (22,0 MPa)
with spacing washers (1) of different
thickness, which should be put under the
spring (2). The Correct position of the
Cylinder to be
injection nozzle (3) is determined with
adjusted:
the positioning pins at the sealing sur-
6
face. The tightening torque of the fixing
2
nut (4) is 50 to 60 Nm. Before tightening
4
the nut, push the nozzle against the
1
spring with leaning it against the wooden
5
block
3
189
F278