Belarus 1025/1025.2/1025.3
Section G. Scheduled maintenance
G 41
Operation 44. Checking state of the
braking system.
1. Remove brakes’ housings together
with pressure and friction disks.
2. Clean inside housing cavities off
wear products; replace housings if
wear is large and there are cracks.
3. Check condition of clamping springs,
pressure disks, connecting rods and
profile grooves (hollows):
•
If springs are loose and there is
clearance between grips, replace
springs for new ones;
•
If profile grooves are worn out, replace
pressure disks;
•
If balls are corroded, replace them;
•
If working surfaces of pressure disks
have cracks, wear, circular grooves
and other defects, replace disks;
•
During subsequent assembly of
pressure disks grease balls and
hollows with thin coating of
consistent grease LITOL-24.
4. Check condition of friction disks:
•
If disks thickness is less than 6 mm ,
replace them;
•
If friction lining has cracks, flaking,
deep circular grooves and “glassing” ,
replace braking disks;
•
During subsequent assembly of
braking disks suitable for operation,
wash them in pure gasoline and polish
operation surfaces with abrasive
paper.
5. Adjust assembled brakes in
accordance with recommendations set
forth in operation manuals.
OPERATION 45. Tightening of bolts of
cylinder block head
.
NOTE!
Perform this operation only on
heated diesel.
Remove rockers’ cover, cover of
cylinder head and rockers’ axle in
assembly.
Using torque wrench, check and
tighten head bolts following sequence
shown in the figure to the right. Bolts’
torque should be within 160... 180
N
•
m (16... 18 kgf
•
m).
IMPORTANT!
After this operation check
clearances in valves and make
adjustment, if necessary.
Summary of Contents for 1025 2008
Page 205: ......
