Piper COMANCHE PA-24-180 Service Manual page 67

2-76. Draining Oil Sump. To drain oil sump, provide a suitable container with a minimum capacity of 8
quarts.
a. Remove the oil drain access plate from bottom of the engine cowl.
b. Remove oil drain plug from bottom of the engine sump. It is recommended the engine be warmed to
operating temperature to insure complete draining of the oil.
2-77. Filling Oil Sump. The oil sump should normally be filled with oil to the 8 U.S. quart mark on the
engine dipstick. The specified grade of oil may be found in Table II-VI, the Lubrication Chart, or on each
engine oil filler access door. To service the engine with oil, open the quick release access door on the left side
of engine cowling and remove the oil filler cap with dipstick.
TABLE II-VI. RECOMMENDED LUBRICATING OILS
PIPER COMANCHE SERVICE MANUAL
2-73. Lubrication.
2 74. Oil Systems (Engine). (Refer to latest revisions of Lycoming Service Instruction No. 1014 and
Lycoming Service Bulletin No. 480)
2-75. Servicing Oil System. The engine oil level should be checked before each flight and the oil changed as
specified in Paragraph 2-81. During oil change, the oil screen(s) should be removed and cleaned and, if
installed, the oil filter cartridge replaced. Removal and cleaning of screens may be found in Paragraphs 2-78
and 2-79. The engine manufacturer does not recommend oils by brand names. Use a quality brand Aviation
Grade Oil of the proper season viscosity. For information on the use of detergent oil, refer to Paragraph 2-81
and/or Lycoming Service Instruction 1014.
CAUTION
Do not introduce any trade additive to thc basic lubricant unless
recommended by the engine manufacturer.
Air Temperature
MIL-L-6082
MIL-L-22851
(Ashless Dispersant)
SAE 15W50 or 20W50
All
Above 80°F (26.67°C)
Above 60°F (15.55°C)
SAE 60
SAE 60
SAE 50 SAE 40 or SAE 50
30" TO 90°F (-.111
°
to 32.22°C) SAE 40 SAE 40
0
°
TO 70°F(-17.77
°
to21.11°C) SAE 30 SAE 30, SAE 40, or SAE 20W40
0
°
TO 90°F (-17.77
°
to 32.22°C) SAE 20W50
SAE 20W50 or SAE 15W50
Below 10°F(-12.22°C) SAE 20
SAE 30 or SAE 20W30
HANDLING AND SERVICING
Revised: 8/15/98
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