Cessna 172R, Operating Handbook

Page: 286 / 500

SECTION 8
HANDLING,
SERVICE
& MAINTENANCE
CESSNA
MODEL 172R
Depending on various
flight
operations,
your
local Government
Aviation Agency may require additional service, inspections, or
tests. For these regulatory
requirements, owners
should check with
local aviation officials where the airplane is being operated.
For quick and ready reference, quantities, materials and
specifications for frequently used service items are as follows.
OIL
OIL SPECIFICATION
|
MIL-L-6082 or SAE J1966
Aviation Grade Straight Mineral
Oil:
Used when the airplane was delivered from the factory and should
be used to
replenish the supply during the first 25 hours. This oil
should be drained and filter replaced after the first
25
hours of
operation.
Refill
the engine and continue
to
use until a total
of 50
hours has accumulated or oil consumption has stabilized.
|
MIL-L-22851
or SAE J1899 Aviation Grade Ashless Dispersant
Oil: Oil conforming to
Textron Lycoming Service Instruction No.
1014, and
all revision and supplements thereto, must be used after
first 50 hours,
or
when oil
consumption has stabilized.
RECOMMENDED VISCOSITY FOR TEMPERATURE RANGE
Multiviscosity
or
straight grade oil
may be used throughout
the
year for engine lubrication.
Refer to
the
following
table
for
temperature
verses viscosity ranges.
_
Temperature
MIL-L-6082
or
SAE
J1
966
Straight
Mineral Oil
SAE Grade
MIL-L-22851 or
SAE J 1899
Ashless Dispersant
SAE Grade
Above 27°C (80°F)
60 60
Above 16°C (60°F) 50 40
or
50
-1°C (30°F) to 32°C (90°F) 40 40
-18°C (0°F) to 21 °C (70°F) 30 30, 40
or
20W-40
Below -12°C(10°F) 20 30 or 20W-30
-18°C (0°F)
to
32°C (90°F)
20W-50 20W-50 or 15W-50
All Temperatures
...
15W-50, 20W-50
8-14
Revision
8