115
fi g. 7.106
fi g. 7.107
fi g. 7.108
7 - A
CCESSOIRES
Adapter Bases for Sidewalk Canopy Installation
(optional)
Mast Base Plates
(optional)
Optional mast base plates are used to install an M2 Series motorized unit in areas where
space is restricted around the base. The mast base plates can be used in any single or
multiple units M2 Series confi guration
with mast ties
.
1-
Before installing the mast base plates, determine where the cribbing will rest. The
bearing surface under the cribbing should be level, clear of debris and have the proper
bearing capacity. Refer to the
Minimum Bearing Surface Capacities for an Installation
with Mast Base Plates
table, fi g. 7.108 for guidance. Should the actual bearing capacity
be inferior to the values in the table, please seek instructions and recommendations
from Hydro Mobile.
Installation
WARNING
On an installation where the unit is not on its regular base and is on adapter
bases or mast base plates, it is
mandatory
to
use a three-tie system for
the fi rst two tie levels
.
Dismantling guidelines (cont’d)
10-
Remove the mast locking bars and lower the motorized unit to base level.
11-
Unlock the access walkway and remove the additional mast sections installed on each
mast of the unit.
12-
Remove the X-braces and disassemble the support assemblies.
13-
If the unit is to be stored for any signifi cant length of time, refer to p. 118 of the
Transport,
Storage and Maintenance
section for instructions on how to properly store an M2 Series
motorized
unit.
Mast base plate
Mast toggle
bolt
Minimum Bearing Surface Capacities
Installation with a Mast Base Plate
Height
Load under each
mast
(ft)
(m)
Reaction
50
15,2
22 735 lb
10 312 kg
75
22,9
23 985 lb
10 879 kg
100
30,5
25 235 lb
11 446 kg
150
45,7
27 735 lb
12 580 kg
200
61,0
30 235 lb
13 714 kg
250
76,2
32 735 lb
14 848 kg
Access
walkway folded
and secured
Load reactions in the table above include a dynamic
factor
