SWITCH AS-PRESSURE 3373404 - Caterpillar

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) ... 0.250 0.050 mm (.0098 .0020 in.)(2) Diameter of roller tread (new) ... 241 0.25 mm (9.488 .010 in.) Minimum permissible roller tread diameter ... 201 mm (7.9 in.)(3) Torque for bolts ... 55 7 N m (41 5 lb.ft.)(4) Torque for bolts that hold the rollers to the bogies ... 750 70 N m (550 50 lb.ft.) 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. Put lubricant on all other seals at assembly.Roller Placement
Start at the front of the machine.NO. 1 ROLLER - SINGLE FLANGENO. 2 ROLLER - SINGLE FLANGENO. 3 ROLLER - DOUBLE FLANGENO. 4 ROLLER - DOUBLE FLANGENO. 5 ROLLER - DOUBLE FLANGENO. 6 ROLLER - DOUBLE FLANGENO. 7 ROLLER - SINGLE FLANGENO. 8 ROLLER - SINGLE FLANGE