Belarus 3522.5, Operator'S Manual

Page: 273 / 340

3522.5-0000010 OM
274
6.4.2 Maintenance services in every 125 hours of operation
6.4.2.1 General guidelines
Perform the following operations and the operations, listed in this subsector 6.4.2.
6.4.2.2 Task 16. Check of threaded joint torquing of wheels mounting
Check threaded joint torquing of wheels mounting shall be carried out one time
along with first MS on a shift basis (in 8-10 hours of operation), which is carried out by a
customer and then in every 125 hours of operation.
Check the torquing of torquing wheel nuts and hub bolts, and, if necessary, tighten
them up:
- rear wheels hub bolts 3 (6.4.7) tightening torque shall be from 550 to 600 N·m;
- tightening torque of nuts for rear wheels mounting on hubs shall be from 700 to
750 N·m;
- tightening torque of nuts for front wheels mounting on gear case flanges of FDA
shall be from 700 to 750 N·m;
1 – nuts for front wheels mounting on gear case flanges of FDA; 2 – nuts for rear
wheels mounting on hubs; 3 – rear wheels hub bolt.
Figure 6.4.7 – Check of threaded joint torquing of wheels mounting
6.4.2.3 Task 17. Washing of the tractor and cleaning of the cabin inside
Wash the tractor and clean the cabin inside.
Before washing the tractor with water jet stop the engine, put the battery disconnect
switch in “OFF” position.
During tractor washing take steps to protect the electronic components, plugs and
sockets against entry of water jets. Water jet must not be pointed at electric and electronic
work-pieces, cables connectors.
Maximum water temperature shall not exceed 50
0
С
. It is forbidden to add corrosive
agents (detergents).
After the tractor washing clear the electric and electronic work-pieces and cables
connectors with a compressed air.
6.4.2.4 Task 18. Check of bolts torquing of air duct clamps of CAC
Check and tighten the clamp bolts 4 (Figure 3.1.3) of CAC air ducts, if necessary,
with torque from 10 to 15 N
×
m.
6.4.2.5 Task 19. Check of pneumatic pressure in tires
Pressure in the front and rear tires is determined from load per single tire, driving
speed and operations performed. If it is necessary bring the pressure up to the required
value in compliance with subsection 4.2.9 “Selection of optimal internal pressure in tires, de-
pending on the operating conditions and load on the tractor axles, and tires operating rules”.
ATTENTION: CONTROL AND BRINGING THE TIRES INTERNAL PRESSURE UP TO
THE NORMAL VALUE, WHEN NEEDED, SHALL BE CARRIED OUT EACH TIME THE
TRACTOR IS CONVERTED FROM ONE OPERATION TO ANOTHER AND IS REEQUIPPED
WITH OTHER IMPLEMENTS ANA INSTRUMENTS COUPLED!
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