Upright MB20N Operator's Manual page 22

5 T
RANSPORTATION
1. Fully lower the jib boom and the mast sections. Rotate the mast into the stowed
2. Turn the Upper Control Box to the OFF position and remove the key.
3. Remove the rear GRP cover from the chassis and locate the hydraulic control valve
4. The hand valve marked 'A' should be turned fully clockwise to close. The hand valve
5. Operate the red handpump a number of times to develop sufficient pressure to
NOTE: The machine can now be safely towed or winched.
6. On completion of towing/winching, reverse the position of the rotary hand valves 'A'
!
RISK OF SERIOUS INJURY. Releasing the brakes will cause the
machine to move uncontrollably on a slope. Damaging momentum
can be developed due to the large mass of a slow moving machine
Page 16
Proceed as follows:-
Refer to the valve block drawing Figure 13.
position.
block.
marked 'B' should be turned fully anti-clockwise to open.
'separate' the internal brake disks. These brakes are integral with the hydraulic drive
motors.
and 'B'. The handpump becomes inoperative when the valves are returned to their
normal position.
W A R N I N G
Figure 13: Valve Block-Towing Valve
Handpump
!
s