Sperian Miller DURAHOIST Serie Instrucciones De Uso página 11

5.0 Assembly and Adjustments of Mast & Base
Make sure base width is compatible with the mast offset you intend to use. See page 13 for base offset
dimensions.
(Can also be used in transport position for certain applications where clearance of manhole ring does not allow for normal oper-
ating position. Mounting surface must be fl at enough for all (4) adjuster screws to contact ground while level - see step 5.)
6
Insert mast into base sleeve, as shown.
USE R I NS TR UC TIO N S - E N G LIS H
3
4
Tighten tri-screws after
width adjustment to
remove play from base.
7
Remove leg pins and rotate
leg tubes in leg sleeve from
transport position to operating
position.
5
Move base into position over
opening. Adjust height and
level using adjuster screws
and level indicator. and level indicator. and level indicator.
Make sure the stop dog faces the
front of the sleeve and that the
mast rotates freely throughout its
range of rotation.
11
8
The mast may be secured
into position by tightening the
tri-screw located at the back
of the sleeve.