3H50, 4H50
Maintenance
HATZ
97
Manual
Checking and setting the belt tension
Model without A/C compressor
The following description only applies to engines
without
A/C compressor.
For the model
with
A/C compressor, a belt tensioner with spring preload al-
ways ensures the correct belt tension. The checking and setting of the belt
tension is omitted here. For details, see section
, subsection
Belt run
.
NOTICE
i
▪
The cause of running noises of the poly v belt is mostly that
the pretension on the belt is too low.
▪
Too low a belt pretension causes early wear of the poly v
belt. Regularly check the belt tension, retension the poly v
belt if required.
Overview
4
6
5
1
2
3
4
1
Alternator
2
Upper fixing screw on the generator
3
Lower fixing screw on the generator
4
"Facom DM.16" belt tension meter
5
Display on the belt tension meter
6
Measuring point for belt tension
