3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Caterpillar


Woodward PSG Governor

Usage:

(1) Torque for sleeves ... 40 N·m (30 lb ft)

(2) Governor oil pump relief valve must open at ... 1200 kPa (175 psi)

(3) Synchronizing motor rating ... 24V

(4) Adjust clutch assembly to slip at ... 0.7 ± 0.06 N·m (6.0 ± .5 lb in)

(5) 3N5723 Return Spring:

Free length ... 104.9 to 108.0 mm (4.13 to 4.25 in)

Outside diameter ... 25.27 to 25.78 mm (.995 to 1.015 in)

(6) Torque for nut on pilot valve ... 8 N·m (70 lb in)

(7) Flyweight rotation as seen from the top ... counterclockwise

(8) 2N1021 Speeder Spring and fork assembly:

Free length ... 24.6 to 26.2 mm (.97 to 1.03 in)

Outside diameter (large end) ... 24.13 ± 0.25 mm (.950 ± .010 in)

(9) Diameter of the power piston (new) ... 21.803 to 21.816 mm (.8584 to .8589 in)

Bore in the bushing (new) ... 21.829 to 21.841 mm (.8594 to .8599 in)

(10) Diameter of five pilot lands (new) ... 6.325 to 6.337 mm (.2490 to .2495 in)

Bore for pilot valve lands (new) ... 6.350 to 6.363 mm (.2500 to .2505 in)

(11) Diameter of pilot valve bushing (new) ... 15.847 to 15.855 mm (.6239 to .6242 in)

Bore for pilot valve bushing (new) ... 15.875 to 15.885 mm (.6250 to .6254 in)

(12) 6L3990 Damper Springs:

Color Code ... one purple stripe

Free length ... 33.3 to 34.8 mm (1.31 to 1.37 in)

Outside diameter (large end) ... 10.67 ± 0.25 mm (.420 ± .010 in)

(13) Depth of the counterbore ... 6.680 to 6.693 mm (.2630 to .2635 in)

Thickness of gears ... 6.647 to 6.660 mm (.2617 to .2622 in)

(14) Bore in oil pump idler gear ... 7.734 to 7.747 mm (.3045 to .3050 in)

Diameter of shaft ... 7.709 to 7.717 mm (.3035 to .3038 in)

Install the shaft with the oil hole as shown.

The distance between the top of the shaft and the bottom of the counterbore must be ... 6.40 to 6.45 mm (.252 to .254 in)

Caterpillar Information System:

3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Front Power Take-off Clutch Adapter
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Introduction
3304B & 3306B INDUSTRIAL & MARINE ENGINES Testing & Adjusting
3304B & 3306B INDUSTRIAL & MARINE ENGINES Systems Operation
3304B & 3306B INDUSTRIAL & MARINE ENGINES Hand Pump For Hydraulic Starter 2L8342
3304B & 3306B INDUSTRIAL & MARINE ENGINES Charging Pump For Hydraulic Starter 6L8719
3304B & 3306B INDUSTRIAL & MARINE ENGINES Pressure Accumulator For Hydraulic Starter 2L8343, 3N9503
3304B & 3306B INDUSTRIAL & MARINE ENGINES Hydraulic Starting Motor 8L7695
3304B & 3306B INDUSTRIAL & MARINE ENGINES Pressure Regulating Valve For Air Starting Motor
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3304B & 3306B INDUSTRIAL & MARINE ENGINES Shutoff Solenoids
3304B & 3306B INDUSTRIAL & MARINE ENGINES Series Parallel Switch
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Governor Control
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Primary Fuel Filter
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Exhaust Elbows
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Exhaust Pipe
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Exhaust Fitting
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Exhaust Line
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Fan Drive
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Fan Drive Belt Tightener
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Radiator
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Jacket Water Heater
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Air Cleaner And Precleaner
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS Air Lines
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