ENGINE OIL PUMP MAINTENANCE (Contd)
The engine oil pumps on both engines are replaced the same way.
This procedure covers the replacement of one engine oil pump.
Remove four screws (5) and oil pump (1) from cylinder block (2).
Mark oil pump back plate during removal to assist with
Remove oil pump back plate (6), gerotor planetary (8), and gerotor drive (7) from oil pump (1).
CLEANING AND INSPECTION
For general cleaning and inspection instructions, refer to WP 0013 00.
Inspect oil pump gear (4) and idler gear (3) for chips, cracks, or excessive wear. Replace oil pump (1) if
gears are chipped, cracked, or excessively worn.
Inspect oil pump back plate (6) for excessive wear or damage. Replace oil pump (1) if oil pump back
plate (6) is excessively worn or damaged.
Inspect oil pump (1) and gerotor drive (7) for excessive wear or damage. Replace oil pump (1) if gerotor
drive (7) or oil pump (1) are excessively worn or damaged.
Skysol 100 solvent is combustible; DO NOT use or store near heat,
sparks, flame, or other ignition sources. Use mechanical ventilation
whenever product is used in a confined space, heated above
ambient temperatures, or agitated. Keep container sealed when not
Contact with Skysol 100 may cause skin irritation. Use chemical-
resistant gloves. In case of skin contact, remove any contaminated
clothing and wash skin thoroughly with soap and water. Wash
contaminated clothing before reuse. Eye contact may cause
irritation, tearing, or blurring of vision. Use face shield or goggles
when eye contact may occur. In case of eye contact, flush eyes with
large amounts of water for at least 15 minutes or until irritation
subsides. Inhalation may cause irritation to upper respiratory
passages. DO NOT have food or drink in the vicinity. Failure to
comply may result in injury to personnel.
Compressed air source must not exceed 30 psi (207 kPa). Wear
eyeshields when cleaning with compressed air. Failure to comply
may result in injury to personnel.
Clean all parts with Skysol 100 and dry with compressed air.
Install gerotor planetary (8) on gerotor drive (7).