D353 INDUSTRIAL & MARINE ENGINES Caterpillar


Governor (Later)

Usage:

(1) Torque for nut ... 9 ± 3 lb. ft.(12 ± 4 N·m)

(2) Torque for nut ... 40 ± 5 lb. in.(4.5 ± 0.6 N·m)

(3) 9L6422 Spring for collar guide:

Length under test force ... .430 in.(10.92 mm)

Test force ... .35 ± .03 lb.(1.55 ± 0.11 N)

Free length after test ... 1.12 in.(28.4 mm)

Outside diameter ... .370 in.(9.40 mm)

(4) Torque for plug ... 27 ± 5 lb. ft.(38 ± 7 N·m)

7M7244 Spring for speed limiter:

Length under test force ... .49 in.(12.4 mm)

Test force ... 1.48 ± .14 lb.(6.6 ± 0.62 N)

Free length after test ... 2.00 in.(50.8 mm)

Outside diameter ... .507 in.(12.88 mm)

(5)

NOTE: 2P9556 Washer must be assembled between the two wave washers 2N828.

(6) 9L6448 Spring for governor:

Color code is ... one green and one yellow stripe

Put force on spring of ... 6.5 lb.(29 N)

Then add more force to make spring shorter by ... .900 in.(22.86 mm)

Test force ... 16.6 ± .30 lb.(74 ± 1.35 N)

Free length after test ... 2.24 ± .03 in.(56.9 ± 0.8 mm)

Outside diameter ... 1.387 ± .015 in.(35.23 ± 0.38 mm)

(7) 7L8696 Spring for bypass valve:

Length under test force ... 1.13 in.(28.7 mm)

Test force ... 7.22 ± .4 lb.(32.1 ± 1.8 N)

Free length after test ... 1.370 ± .010 in.(34.80 ± 0.25 mm)

Outside diameter ... .290 in.(7.37 mm)

(8) 9M6303 Spring:

Length under test force ... .180 in.(4.57 mm)

Test force ... 10.0 ± .5 lb.(45 ± 2.2 N)

Free length after test ... .344 in.(8.74 mm)

Outside diameter ... .480 in.(12.19 mm)

(9) Outside diameter of bearing ... .8110 ± .0003 in.(20.599 ± 0.008 mm)

Inside diameter of gear ... .8130 ± .0005 in.(20.650 ± 0.013 mm)

(10) Height of gears ... .2500 ± .0003 in.(6.350 ± 0.008 mm)

Depth of counterbore ... .2515 ± .0003 in.(6.388 ± 0.008 mm)

(11) Outside diameter of pin ... .6235 ± .0005 in.(15.837 ± 0.013 mm)

Diameter of bore ... .6255 ± .0005 in.(15.888 ± 0.013 mm)

(12) 7L8695 Spring for link:

Length under test force ... 1.50 in.(38.1 mm)

Test force ... 9.02 ± .45 lbs.(40.1 ± 2.0 N)

Free length after test ... 2.32 in.(58.9 mm)

Outside diameter ... .46 in.(11.7 mm)

(13) Outside diameter of shaft ... .6860 ± .0005 in.(17.424 ± 0.013 mm)

Diameter of bore ... .6880 ± .0005 in.(17.475 ± 0.013 mm)

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