Kohler Command Pro CV980 - Manual (Page 104)

Section 9
Inspection and Reconditioning
9.12
Oil Pan Assembly
Inspection
Inspect the oil seal in the oil pan and remove it if it is
worn or damaged. Refer to ‘‘Install Oil Pan Oil Seal’’
in Section 10 for new oil seal installation.
Inspect the main bearing surface for wear or damage
ǻ›ŽŽ›ȱ˜ȱŽŒ’˜—ȱŗǰȱȃ™ŽŒ’ęŒŠ’˜—œǰȱ˜•Ž›Š—ŒŽœǰȱŠ—ȱ
™ŽŒ’Š•ȱ˜›šžŽȱŠ•žŽœȄǼǯȱŽ™•ŠŒŽȱ‘Žȱ‹ŽŠ›’—ȱ˜›ȱ˜’•ȱ
pan assembly if required.
Oil Pump Assembly
Disassembly
ȱ ŗǯȱ Ž–˜ŸŽȱ‘Žȱ‘›ŽŽȱ‘Ž¡ȱ̊—ŽȱœŒ›Ž œȱœŽŒž›’—ȱ
the oil pump housing including the relief valve
‹ŠĝŽǰȱŠ—ȱ‘Žȱœ’—•ŽȱœŒ›Ž ȱ˜›ȱ‘Žȱ™’Œ”ž™ǯȱŽŽȱ
Figure 9-13.
2. Remove the oil pump housing and pickup from
the oil pan.
3. Remove the oil pump gerotor gears from the oil
pan recess.
4. Remove the oil pickup by pulling it free from the
oil pump body.
5. The relief valve is a one-piece style, staked to
the oil pump housing; removal should not be
ŠĴŽ–™Žǰȱ—˜›ȱ’œȱ’—Ž›—Š•ȱœŽ›Ÿ’Œ’—ȱ™˜œœ’‹•ŽǯȱȱŠȱ
problem with the relief valve is encountered, the
oil pump should be replaced. See Figure 9-15.
Figure 9-13. Oil Pump and Pickup.
Inspection
Inspect the oil pump housing, Gerotor gears, and
oil pan recess for nicks, burrs, wear, or any visible
damage. Inspect the inlet seal for the pickup in the
housing. If any parts are worn or damaged, replace
the inlet seal, oil pump or oil pan as required.
Reassembly
1. Make sure the recess in the closure plate for the
oil pump gerotor gears is clean.
2. Lubricate the oil pump Gerotor gears with grease
(Lubriplate ® ȱŗŖŖǰȱ›ŽȬ
˜ŽȱŚśȱ˜›ȱŽšž’ŸŠ•Ž—ǼǰȱŠ—ȱ
install into the recess. See Figure 9-14.
Figure 9-14. Installing and Lubricating Oil Pump
Gerotor Gears.
3. Lightly lubricate with oil and install the inlet seal
into the oil pump housing until it is fully seated.
See Figure 9-15.
Figure 9-15. Installing Inlet Seal in Oil Pump
Housing.
Inlet Seal
Relief
Valve
Mounting
Screws
Pickup
Oil
Pump
%DIÀH
(Covering
Relief
Valve)
Pickup
Mounting
Screw