Dolmar RM-72.13 H Manual De Instrucciones página 125

MAINTENANCE
A
DJUSTMENT TO BLADE ENGAGEMENT AND BRAKE
If there seem to be problems in engaging the
blade or the time for stopping after disen-
gagement is over 5 seconds, adjust the
spring tension (1).
To make this adjustment, loosen the nuts (2)
and screw or unscrew them on the control
rod (3) in order to obtain a distance of 77-79
mm between the bracket (4) and the inside
of the washer (5), with the blade engaged and the cutting height adjustment
lever at position "1". When the adjustment has been made, screw the nuts (2)
back on.
➤
For hydrostatic drive models:
A
DJUSTING THE SPEED CHANGE LEVER
The speed change lever has a clutch device which
keeps it in the position selected during forward
movement and which returns the lever to neutral
when brake is operated.
If the lever does not stay in position during working
and has difficulty in returning to neutral, the adjuster
nut (1) will need to be registered to restore normal
functioning.
S
HARPENING THE BLADE
Check that the blade is sharpened properly and firmly fixed to the bracket.
– A badly sharpened blade pulls at the grass and causes the lawn to turn yellow.
– A loose blade causes unusual vibrations and can be dangerous.
WARNING!
!
balancing, remounting and/or replacing) require a certain familiarity and
special tools. For safety reasons, go to a specialized centre if you do not
have the right tools or experience.
All operations on the blade (dismantling, sharpening,
77 - 79 mm
A
4 1
EN 35
2
5 3
1