Cessna 172R, Operating Handbook

Page: 27 / 500

CESSNA
MODEL 172R
SECTION
1
GENERAL
NOTE
Isopropyl alcohol or diethylene glycol monomethyl ether
(DiEGME) may be added to the fuel supply. Additive
concentrations shall
not
exceed
1% for
isopropyl alcohol or
0.10%
to 0.15%
for DiEGME.
Refer
to
Section 8 for
additional information.
Fuel Capacity:
Total Capacity:
56.0
U.S. gallons.
Total Usable:
53.0
U.S. gallons.
Total
Capacity
Each Tank:
28.0 U.S. gallons.
Total Usable Each Tank:
26.5
U.S. gallons.
NOTE
To
ensure
maximum fuel capacity and minimize
cross¬
feeding when refueling, always park the airplane
in
a wings-
level,
normal ground attitude and place the fuel selector in
the Left or Right position. Refer
to
Figure 1-1 for normal
ground attitude dimensions.
OIL
Oil Specification:
MIL-L-6082 or SAE J1966 Aviation Grade
Straight
Mineral Oil:
I
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 the filter changed after the
first
25 hours
of
operation. Refill the engine with MIL-L-6082 or
SAE J1966 Aviation
|
Grade Straight Mineral
Oil 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
I
Oil: Oil conforming to the latest revision and/or supplements
to
I
Textron Lycoming Service Instruction No. 1014,
must
be used
after!
first
50
hours or once
oil consumption has stabilized.
Revision
7 1-5