2022.3-0000010 OM As the handle 9 together with the rod 3 turns by an angle of 35 …40° around its axis the toothed bar of the rod comes out of meshing with the latch 8 and the rod moves freely down, unbraking the pinion gears of the rear wheel drives.
1 – stop plate; 2 – lever; 3 – rod; 4 –adjusting bolt; 5 – drawing mechanism; 6 – axle; 7 – latch pin; 8 – latch; 9 – handle; 10 –brake shaft; 11, 20 – lever; 12, 19, 21, 23 – pin; 13, 16 – link; 14, 17 – brake lever; 15 – right working cylinder; 18 – left working cylinder; 22, 24 – fork.
Figure 3.8.9 – Parking brake 3.8.7 Parking brake adjustment ATTENTION: PRIOR TO ADJUSTMENT OF PARKING BRAKE ACTUATOR, ADJUST THE SERVICE BRAKES! To adjust the control of the manual mechanical brake actuator (parking brake), proceed as follows: - push the handle 9 (figure 3.8.9) with the rod 3 to the lowermost position. - adjust the length of the left brake link 16 and the length of the right brake link 13 so that the clearance between the pin 21 and the fork 22 of the left brake makes 3…4 mm, and the pin 23 touches face of the right brake fork 24 oval groove as the handle 9 of the brake is put into the lowermost position. - all the pins shall freely turn in connections “fork – lever head” and move in the fork grooves without seizure. - carry out the final check and adjustment of the mechanical brake control with the tractor assembled. The tractor shall stop on 18% slope when the force of up to 400 N is applied to the control handle. - if necessary, correct the adjustment by changing the length of the links 13 and 16. 110
