RCA L Version 2.0 35
6.6.1 Gearbox
The gear construction is maintenance-free and has lifetime lubrication. (The output shaft
should be kept rust free.)
The table below list the type of bolt, its use, and what its torque setting is
Size Type Location Torque (ft-lb):
5/8-11 x 2" Hex head bolt,
Grade 8 Drive barrel bearing to end plate
212
5/8-11 x 1-1/2" Hex head bolt,
Grade 8 End plate to side frame 212
5/8-11 x 1-1/2" Hex head bolt,
Grade 8 End plate to spring mounting
brackets 212
1/2-13 x 2" Hex head bolt,
Grade 8 Idler barrel bearing to end plate
106
1/2-13 x 1-1/2" Hex head bolt,
Grade 8 Header assembly to
truss/spreader bars 106
3/8-16 x 1-1/4” Weld bolt Operator to endplate 31
3/8-16 x 1-1/2" Hex head bolt,
Grade 5 Side fram e angle to front cover 31
3/8-16 x 1" Socket head cap screw,
grade 5 Bottom beam
to aluminum extrusion 31
3/8-16 x 1-1/4" Button head screw,
Grade 5 Bottom beam angle
thru fabric to flat bar 31
5/16-18 x 1-1/2" Self tapping screw Curtain to drum tube 15
1/4-20 x 1-1/4" Hex head bolt,
Grade 5 Break away bar on bottom beam
8
Service & Repair