Grove toucan 1010, Service Manual

Page: 50 / 73

Toucan 1010
Models
Revision 02-2000
50
5.15 Main hydraulic power unit
Main hydraulic power unit motor brushes (Qty = 4)
have to be regularily checked. Motor ventilation holes
have to be regularily cleaned by blowing compressed
air through the holes as indicated below :
Brushes removal :
1- Disconnect the battery plug.
2- Remove the covers from the motor.
3- Remove brushes connection screws.
4- Lift the spiral springs and remove the brushes
from their housing.
If the length of one of the brushes is below
10 mm, all 4 brushes must be replaced.
During removal/installation, do not
interchange the brushes.
Brushes installation :
1- Lift the spiral spring and install the brushes.
2 Install the brushes connection screws.
3- Install the protection covers.
Areas to blow
air through
Cover
Spring
10
m
m
m
in
i.
Brush
5.16 Steering bracket thrust
washers
Check thickness of thrust washers on both steering
brackets.
Replace the washers if their thickness is below 2,5
mm.
5.17 Mast section alignment
Mast sections alignment and adjustment of
the transversal play between the mast
sections must be performed by trained and
qualified personnel.
1- Clean the inside walls of the mast sections to
remove old grease.
2- Loosen the locknuts of the roller pins.
3- Reduce the transversal play by tightening the
roller pins in succession.
Do not suppress the play completely : for the
mechanism to work, a minimum play is
necessary.
! CAUTION
! CAUTION
DANGER
MAINTENANCE 5 5