Tracks - Volvo EC35 Operator's Manual

Service and maintenance
98

Tracks

1012164
C
B
Tracks
Checking the track tension
Check and adjust the track tension every 10 operating hours
Incorrect tension reduces the lifetime of the tracks. A too
low track tension increases the risk of the tracks jumping
off.
1012263
1 Park the machine on horizontal ground.
2 Lower the dozer blade at the rear to the ground until the tracks
3 Run the track several times in forward and reverse.
4 Measure the sag (A) in the middle of the main chassis between
5 The track is correctly tensioned when a sagging (A) of 140 to
6 In order to reduce sagging of the track, press grease through
7 In order to increase sagging of the track loosen the valve unit
1012163
The grease in the track adjustment cylinder is under high
pressure. Do not remove the nipple or the valve unit to
drain off grease. Never loosen the valve by more than two
turns, as otherwise it will be ejected together with the
A
grease.
NOTE! For quality of grease please refer to the table of fuels
and lubricants on page 107.
E130138A
WARNING!
are slightly raised. Lower the bucket to the ground, operate the
boom until the front of the machine is raised (see Fig.).
track pad and track roller face.
150 mm (steel tracks) or 100 to 110 mm (rubber tracks) is
reached.
grease nipple (C) into the adjustment cylinder.
(B) by one revolution, so that the grease can be drained off.
Tighten the valve unit when the sag of the track is correct.
WARNING!