Usage:
End play (clearance) of the roller shaft:
(minimum) ... 0.25 mm (.010 in)
(maximum) ... 0.85 mm (.033 in)
(1) Clearance across the diameter between shaft and bearings (new) ... 0.346 ± 0.11 mm (.014 ± .004 in)
(2) Diameter of roller tread (new) ... 175 ± 0.25 mm (6.890 ± .010 in)
Roller tread diameter at 100 % worn ... 150 mm (5.906 in)
(3) Torque for bolts ... 55 ± 10 N·m (40 ± 7 lb ft)
(4) Torque for bolts that hold the rollers to the track roller frame ... 270 ± 25 N·m (200 ± 18 lb ft)
NOTE: Rubber toric seals and all surface in contact with them must be clean and dry at assembly. Put a thin layer of oil on the surfaces of the metal seals that are in contact just before installation. Seal rings must be assembled square with the bore and toric must not be bulged or twisted. Put lubricant on all other seals at assembly.
Roller Placement
Start at the front of the machine.
No. 1 Roller - Single Flange
No. 2 Roller - Double Flange
No. 3 Roller - Single Flange
No. 4 Roller - Double Flange
No. 5 Roller - Single Flange
No. 6 Roller - Double Flange
No. 7 Roller - Single Flange