Kverneland 4328LT, Service Manual

Page: 114 / 154

114
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Assembling Centre Gearbox
Tools : Pipe, hammer, fork wrench
n°1\2”-17- 19-22, dynamometric
wrench, torque meter.
• Assemble shim (5), outer ring (6)
inside cover (9), using pipe and
hammer.
• Assemble shims (3),(2), inner
ring (12), using pipe and hammer
on shaft (8).
• Assemble blank washer (14), bolt
(10) and tighten to 5÷6.5 kgm.
• Assemble gear (4).
• Assemble shim (11) and inner
ring (6), using pipe and hammer.
• In order to test the right mesh
between the gears, use a color
like Prussian blue on the gears
toothing.
• Assemble pre-mounted shaft (8),
cover (9), bolts (10) and tighten
manually.
• Lock the shaft (8a) and rotate
manually the shaft (8), in the
work direction.
• Verify the right mesh between
gears, (see the technical
specifications on page 11), the
value must be to 0.19÷0.52 mm.
• In order to have the correct
backlash, change shims set
(2),(11) (figure 2.2), (please be
aware that when you change the
shims set you will also have to
re-set the preload).
•
• Assemble the pre-mounted shaft
(8a).
• Assemble pre-mounted cover
(9a), bolts (10a) and lock
manually.
• Hit the shaft (8) with a plastic
hammer in order to set the axis.
• Check the assembled axis
preload, using a torque meter,
the value must be to 0÷3 Kgcm
• If the value is not correct change
the shim set (5). (See figure 2.4.)
• Disassemble cover (9a), put a
Silicone film in the contact faces
between cover (9a) and housing
(13).
• Assemble cover (9a), bolts (10a)
and tighten to 8.5÷10.9 kgm.
• Disassemble cover (9), put a
Silicone film in the contact faces
between cover (9) and housing
(13).
• Assemble cover (9), bolts (10)
and tighten to 8.5÷10.9 kgm.
Maintenance