Maintenance Service In Every 2000 Hours Of Operation - Belarus 1822.3 Operator's Manual

5. Check and tighten up if necessary nine accessible bolts
the joint of the gearbox case and the rear axle housing with torque of 315 to 400 N m.
6. Check and tighten up if necessary thirty six bolts
axle housing and the semi-axle tube (by eighteen bolts on each side) with torque from 160
to 200 N m.
7. Check and tighten up if necessary eight bolts
tening RLL brace brackets to rear semi-axle tubes with torque from 250 to 300 N m;
8. Check and tighten up if necessary two castle nuts
fastening eye ends to the lower link, for which perform the following actions:
- unfasten cotter pins holding castle nuts;
- tighten up two castle nuts with torque from 30 to 50 N m,
- then turn each castle nut further till the nearest slot on the nut matches the pin bore,
and then fasten it with a cotter pin.
9. Check and tighten up if necessary the accessory fastening the cab mounting
supports (front and rear) to the tractor frame. Sixteen bolts M16 shall be tightened with
torque from 160 to 200 N m (by four bolts per each supporting bracket).
Visually inspect the reliability of locking with a locking pin of the castle nut M20 fas-
tening the cab vibration isolator (four places).
10. Check and tighten up if necessary twelve bolts
the central reducing gear with torque from 60 to 75 N m.
11. Check and tighten up if necessary sixteen bolts
side) fastening the pivot axle and wheel-hub drive axle with torque from 110 to 140 N·m.
12. Check and tighten up if necessary four castle nuts
of the hydraulic steering cylinder, for which perform the following actions:
- unfasten the cotter pin holding castle nuts;
- tighten up four castle nuts with torque from 180 to 200 N m;
- then turn each castle nut further to the moment when the nearest slot on the nut
matches the pin bore, and fasten it with a cotter pin then.
13. Check and tighten up if necessary two castle nuts
pins, for which perform the following actions:
- unfasten the cotter pin holding castle nuts;
- tighten up each castle nuts with torque of 100 to 140 N m;
- then turn each castle nut further to the moment when the nearest slot on the nut
matches the pin bore, and fasten it with a cotter pin then.
14. Check and tighten up if necessary two locking nuts
headed thread) of steering link tube with torque from 100 to 140 N m.

6.4.6 Maintenance service in every 2000 hours of operation

6.4.6.1 General instructions
Carry out previous operations and the operations specified in subsection 6.4.6.
6.4.6.2 Operation 72. Change of filter cartridges in the cab ventilation and air
heating systems
Replace filter cartridges of cab ventilation and air heating systems. Method of re-
moving and installation of filter cartridge on the tractor is specified in clause 6.4.2.9 "Op-
eration 25. Cleaning of filter cartridges of the cab ventilation and air heating systems".
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18 and three nuts at
16 at both joints of the rear
20 (by four bolts on each side) fas-
27 (by one nut on each link)
12 fastening FDA housing to
16 (by eight bolts on each
27 1.5 of cone-shaped pins
20 1.5 of steering link ball
27 1.5 (with left and right-