Section 11. Reassembly - Kohler LH630-775 Service Manual

Section 10
Inspection and Reconditioning
Figure 10-13. Removing Governor Gear.
2. Remove the locking tab thrust washer located
under the governor assembly.
3. Carefully inspect the governor gear shaft and
replace it only if it is damaged. After pulling
damaged shaft, press or lightly tap replacement
shaft into closure plate to depth shown in
Figure 10-14.
Governor Gear Shaft
34.0 mm (1.3386 in.)
33.5 mm (1.3189 in.)
Figure 10-14. Governor Shaft Press Depth.
Reassembly
1. Install the locking tab thrust washer on the
governor gear shaft with the tab down.
2. Position the regulating pin to the governor gear/
flyweight assembly and slide both onto the
governor shaft.
Oil Pump Assembly
Disassembly
1. Remove the two hex flange screws.
10.12
19.40 mm (0.7368 in.)
2. Remove the oil pump assembly from the closure
plate.
Figure 10-15. Removing Oil Pump and Oil Pickup.
3. Remove the oil pump rotor.
4. Remove the oil pickup by unhooking the locking
clip, and pulling it free from the oil pump body.
5. If the relief valve is a one-piece style, staked to
the oil pump housing (See Figure 10-16) removal
should not be attempted, nor is internal
servicing possible. If a problem with the relief
valve is encountered, the oil pump should be
replaced.
Relief Valve
Figure 10-16. Oil Pump, Oil Pickup, and One-Piece
Relief Valve.
Inspection
Inspect the oil pump housing, gear, and rotors for
nicks, burrs, wear, or any visible damage. If any parts
are worn or damaged, replace oil pump.
Pickup