12
Mounting Bolt Specifications and Installation Requirements
Mounting Bolts Specifications
NOTE: Mounting hardware to be supplied by installer.
• Use Metric M12 x 1.75 pitch class 8.8 (1/2 in.-13 UNC - 2B Rolled
thread grade 5), medium carbon steel bolts and locking nuts.
• All hardware must be zinc plated with dichromate finish.
Mounting Bolt Installation Requirements
NOTE: The location of the unit mounting bolts in the trailer front wall
is critical to proper unit installation.
• A gasket sealing surface of 76.2 mm (3.00 in.) wide all around the
trailer wall opening must be free from rivets or bolt heads and flat
within 6.5 mm (.25 in.)
• All mounting bolts must be square with the front wall and securely
fastened to the trailer wall in such a manner to allow the mounting nuts
be torqued to 82 N•m (60 ft. lbs.) from outside the trailer.
• Mounting bolts are to extend 57.2 mm (2.25 in.) beyond the front wall
(Detail I).
• Surface of all mounting bolts are to be flat within 2.5 mm (0.10 in.).
DANGER: The use of mounting bolts other than those
specified could result in severe damage to equipment, void
the warranty or cause personal injury or death!
DANGER: Four mounting bolts must be installed to properly
secure the unit to the trailer front wall! Failure to do so could
result in severe damage to equipment, void the warranty or
cause personal injury or death!
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