Section IV. CYLINDER LINERS INSPECTION
3-10. CLEAN LINERS
STAY CLEAR OF SEAL RING GROOVES WITH WIRE BRUSH.
Cylinder liners are in direct contact with coolant for efficient cooling. Coolant is
sealed in block by machined surfaces at liner flange and by O-rings and crevice
seal at lower end of liner.
a. Remove rust and scale from exterior of liner. Stay clear of seal grooves.
b. Clean exterior of liner with bristle (not wire) scrub brush and warm water and detergent soap.
c. Wash interior with detergent soap and warm water using bristle (not wire) scrub brush.
COMPRESSED AIR USED FOR CLEANING PURPOSES WILL NOT EXCEED 30 PSI
(207 KPA). USE ONLY WITH EFFECTIVE CHIP GUARDING AND PERSONAL
PROTECTIVE EQUIPMENT (GOGGLES, SHIELD, GLOVES, ETC.).
d. Rinse liners thoroughly and dry with compressed air.
e. Coat liner interior with engine oil and let stand for 5 to 10 minutes.
f. Use white paper towels to wipe oil from inside of liners. Note gray or black residue that appears with oil on white
g. Repeat application of engine oil and wipe off with towels until residue no longer shows.