PIN 2420814 - Caterpillar

Governor Without Electric Speed Control
Illustration 1 g00579477
(1) Torque for the sleeves ... 40 N m (30 lb ft) (2) Relief valve for the governor oil pumpThis valve must open at the following pressure. ... 1200 kPa (175 psi) (3) Adjusting bolt (4) Locknut (5) SpringFree length ... 104.9 to 108.0 mm (4.13 to 4.25 inch)Outside diameter ... 25.27 to 25.78 mm (0.995 to 1.015 inch) (6) Torque for the nut on the pilot valve ... 8 N m (70 lb in) (7) FlyweightWhen you view the governor from the top, the flyweight rotates in a clockwise direction. (8) Speeder springFree Length ... 44.45 mm (1.750 inch)Outside diameter of the large end ... 24.13 0.25 mm (0.950 0.010 inch) (9) Diameter of the new power piston ... 21.803 to 21.816 mm (0.8584 to 0.8589 inch)Bore in the new bushing ... 21.829 to 21.841 mm (0.8594 to 0.8599 inch) (10) Diameter of five new pilot valve lands ... 6.325 to 6.337 mm (0.2490 to 0.2505 inch)Bore for new pilot valve lands ... 6.350 to 6.363 mm (0.2500 to 0.2505 inch) (11) Diameter of new pilot valve bushing ... 15.847 to 15.855 mm (0.6239 to 0.6242 inch) (12) Buffer springSpring rate ... 1.5 N m (13 lb in) (13) Depth of the counterbore ... 6.680 to 6.693 mm (0.2630 to 0.2635 inch)Thickness of gears ... 6.647 to 6.660 mm (0.2617 to 0.2622 inch) (14) Bore in oil pump idler gear ... 7.734 to 7.747 mm (0.3045 to 0.3050 inch)Diameter of shaft ... 7.709 to 7.717 mm (0.3035 to 0.3038 inch)Governor With Electric Speed Control
Illustration 2 g00579528
(1) MotorRating ... 24 VDCWhen you view the motor from the top, the direction of rotation is counterclockwise.Speed when there is no load on the motor. ... 5 1 RPMSpeed with a 2.12 N m torque limit ... 4 1 RPMThe amount of current flow when there is no load on the motor. ... 0.095 Amperes maximumCurrent with a 2.12 N m torque limit ... 0.2 Amperes (2) Tighten the screws to the following torque. ... 1.0 0.1 N m (9 1 lb in) (3) GovernorRefer to Governor Without Electric Speed Control for specifications.Governor Fastener
Illustration 3 g00579530
(1) Tighten the studs to the following torque. ... 15 5 N m (11 4 lb ft) (2) Governor drive housing