ENGINE AR 4P0911 - Caterpillar

Illustration 1 g03746604
Illustration 2 g03746612
Numerical sequence
Table 1
Specification for 191-9780 Hydrostatic Motor and Mounting Gp    
Item     Qty     Part     Specification Description    
Orient the ports toward the rear of the machine, when you assemble each piston motor group to the machine.    
The mating surfaces of the piston motor group and the frame must be clean. The mating surfaces must be free from oil prior to the application of the silicone gasket.    
1     16     8T-4132 Nut     Use the following procedure in order to tighten the nut for each bolt in the numerical sequence as shown in Illustration 2:
1. Tighten the nuts to 40 10 N m (30 7 lb ft).
2. Again tighten the nuts to
110 10 N m (81 7 lb ft).    
2     -     -     Seal motors to frame by applying activator to frame mounting surface and apply
3.0 1.5 mm (0.12 0.06 inch) continuous bead of Loctite 5127 on the motor pilot diameter.