Stiga 2021 Edition PARK 320 P, Руководство по ремонту

Страница: 60 / 124

WORKSHOP MANUAL
PARK
Chapter
6 - TRANSMISSION BELTS
EDITION
2020
PAGE
60 /
124
Problem Probable cause Corrective action
1. Rapid belt wear Friction Check the belt path
Pulleys misalignment Check
Worn or damaged pulley grooves Replace pulleys
Inadequate belt Check the parameters and replace the
belt with the appropriate original spare
part
Belt slippage Check the tensioning system
2. Damaged sides and
twisted belt in the pulley
Damaged internal structure Replace the belt and check for correct
mounting
Overload Check the operating conditions
“Jerky” operating use Check the operating conditions
3. Belt slippage Loosening the belt Check the tensioning system
Overload Check the operating conditions
Worn pulleys, with the belt resting
on the bottom
Replace pulley
Presence of oil Clean up any oil or grease residue
4. Belt screeching Loosening the belt Check the tensioning system
Overload Check the operating conditions
5. Cracked belt Belt slippage Check the tensioning system
Excessive heat Adapt operating conditions
6.2 ARRANGEMENT AND FUNCTION OF THE BELTS
6.2.1 General information
The number and development of the belts present some differences between two drive wheels
(2WD) and four drive wheels (4WD) models; these differences are highlighted in the following
drawings, to which reference should be made to identify the belts described in the individual para-
graphs.
▶▶ Park 4WD machines:
A) Engine / transmission belt [
6.3.1] .
B) Engine / articulated joint axis
belt [ 6.3.2] .
C) Articulated joint axis / PTO
belt [ 6.3.3] .
A
B
C