146981-1200 ZEXEL 9 461 620 440 BOSCH NAMEPLATE 9461620440 1469811200

Later Governors Any adjustment to the governor must be made only by a person approved by Caterpillar or by a Caterpillar Dealer.(1) Torque for nut ... 12 4 N m (9 3 lb.ft.).(2) 6N8793 Spring: Length under test force ... 19.05 mm (.750 in.)Test force ... 2.00 0.13 N (.45 .03 lb.)Free length after test ... 41.9 mm (1.65 in.)Outside diameter ... 9.40 mm (.370 in.)(3) Seat. Install a spring washer, flat washer and spring washer between seat (3) and spring (4) as shown.(4) 9L6449 Spring for the governor: Color code ... one green stripe, one brown stripePut force on spring of ... 22 N (5 lb.)Then add more force to make spring shorter by ... 22.86 mm (.900 in.)Total test force ... 86.6 1.8 N (19.4 .4 lb.)Free length after test ... 56.9 1 mm (2.24 .04 in.)Outside diameter ... 35.23 mm (1.387 in.)
Install Spring Washers As Shown(4) 9L6448 Spring for the governor: Color code ... one green stripe, one yellow stripePut force on spring of ... 22.24 N (4.00 lb.)Then add more force to make spring shorter by: ... 22.86 mm (.900 in.)Total test force ... 73.00 1.50 N (16.60 .30 lb.)Free length after test ... 56.9 0.8 mm (2.24 .03 in.)Outside diameter ... 35.3 mm (1.39 in.)(5) 9M6303 Spring: Length under test force ... 4.57 mm (1.80 in.)Test force ... 45 4 N (10 1 lb.)Free length after test ... 8.74 mm (.344 in.)Outside diameter ... 12.19 mm (.480 in.)(6) Diameter of the outer surface of the cylinder (new) ... 38.100 0.013 mm (1.5000 .0005 in.)Bore in the gear (new) ... 38.151 0.013 mm (1.5020 .0005 in.).(7) Put marks in alignment on pinion-stop and gear before installing dowel.(8) Bore in the bearing (new) ... 22.263 0.038 mm (.8765 .0015 in.)Diameter of the gear at the hub (new) ... 22.187 0.013 mm (.8735 .0005 in.).
Earlier Governors
Governor Plate(9) Distance from the face of the plate to the bearing for the governor drive assembly ... 0.51 0.25 mm (.020 .010 in.).(10) Dowel installation: Angle A must be ... 54 10°Dimension B must be ... 7.9 0.5 mm (.31 .02 in.)(11) Install dowels to get a dimension of ... 5.6 0.5 mm (.22 .02 in.).
Control Shaft Bearings(12) Bore in the governor control shaft bearings (after assembly) ... 15.761 0.038 mm (.6205 .0015 in.) Diameter of the governor control shaft (new) ... 15.720 0.008 mm (.6189 .0003 in.)(13) Distance between the bearings for the governor control shaft ... 60.58 0.13 mm (2.385 .005 in.)(14) Distance from the face of the housing to the end of the bearing for the governor control shaft ... 43.38 0.15 mm (1.708 .006 in.)
Shutoff Shaft Bearings(15) Bore in the shutoff shaft bearing (new) ... 12.713 0.013 mm (.5005 .0005 in.) Diameter of the shutoff shaft (new)