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3G Modular Access System Assembly Manual Page 33 of 77
3.7. ANCHOR RAMP UPPER TRANSITION
The PRUT (RAMP UPPER TRANSITION) must be anchored to a substantial surface. Use the pre-drilled
holes at each corner of the PRUT (RAMP UPPER TRANSITION) as guides.
3.7.1.
IF RESTING ON A WOOD SURFACE:
3.7.1.1.
Secure PRUT (RAMP UPPER TRANSITION) by installing the 1/4 x 1 long self-drilling
screw through each hole (FIG. 3.18).
3.7.2.
IF RESTING ON A CONCRETE SURFACE:
3.7.2.1.
Using the PRUT (RAMP UPPER TRANSITION) as a template, transfer the hole
locations to the concrete surface and note locations with marking device.
3.7.2.2.
Remove PRUT (RAMP UPPER TRANSITION). Using a 1/4 masonry bit, drill two
1-1/2 deep holes at the marked locations.
After drilling, make sure that the holes are free of any residue and or
debris.
3.7.2.3.
Re-attach the PRUT (RAMP UPPER TRANSITION) and align over the drilled holes.
3.7.2.4.
Drive the 1/4 diameter mushroom head pin drive anchors into the holes in the
PRUT (RAMP UPPER TRANSITION) with a hammer until the head is seated flush
with anchor body.
FIG. 3.18