Lycoming TEO-540-C1A Maintenance Manual page 66

Component or Part
Crankshaft
Crankshaft Counterbore
Crankshaft Trigger Gear
Assembly
Camshaft
Tappets
Crankcase
Removal of silk thread
and/or gasket material
from crankcase mating
flanges
Removal of gasket
material on vacuum pump
housing or other surfaces
Accessory Housing
Cylinders
Deposits in cylinder
combustion chamber
Connecting Rods
Interior surfaces of
aluminum parts with hard
carbon or oil varnish
(gum) deposits
05-30
Page 36
Table 1
Cleaning Guidelines for Engine Components
Cleaning Agent*
Mineral spirits, MIL-PRF-
680 or equivalent
Mineral spirits, MIL-PRF-
680 or equivalent or
Stoddard Solvent or
equivalent
Mineral spirits, MIL-PRF-
680 or equivalent or
Stoddard Solvent or
equivalent
Mineral spirits, MIL-PRF-
680 or equivalent
Petroleum-based solvent
Petroleum-based solvent
Methyl-Ethyl-Ketone
(MEK)
Acetone
Napsco SC-200
M-17
M-114
MEK
Acetone
Naptha or equivalent
Mineral spirits (MIL-PRF-
680), kerosene or equivalent
degreasing solvent
Mineral spirits, MIL-PRF-
680 or equivalent
Petroleum-based
decarbonizing solutions
® ®
(Gunk , Penetrol , or
equivalent)
TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual
Guidelines
Refer to the "Crankshaft Cleaning"
procedure in this chapter
Refer to the "Crankshaft Counterbore
Cleaning" procedure in this chapter
Refer to the "Crankshaft Trigger Gear
Assembly Cleaning" procedure in this
chapter.
Refer to the "Tappet Cleaning"
procedure in this chapter.
Refer to the "Crankcase Cleaning"
procedure in this chapter.
Apply solvent to gasket material
Use a wooden, plastic, or phenolic
scraper to remove gasket material.
Wipe away all debris with a clean lint-
free wipe.
Refer to the "Soft Carbon Removal"
procedure in this chapter
Refer to the "Cylinder Cleaning"
procedure in this chapter.
Refer to the "Grit-Blasting the
Combustion Chamber in an Engine
Cylinder" procedure in this chapter.
Refer to the "Hard Carbon Removal"
procedure in this chapter.
© 2018 Avco Corporation. All Rights Reserved
November 2018