Piper Aircraft Corporation Cherokee 140 PA-28-140, Service Manual

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PIPER CHEROKEE SERVICE MANUAL
II - HANDLING AND SERVICING 01/31/08
1E6
2-52. POWER PLANT.
2-53. SERVICING POWER PLANT. Regularly check the engine compartment for oil and fuel leaks, chaffing
of lines, loose wires and tightness of all parts. For cleaning of the engine compartment, refer to
paragraph 2-24. Maintenance instructions for the power plant may be found in Section VIII or VIIIA of
this manual and in the appropriate manufacturers’ manuals.
2-54. INDUCTION AIR FILTER.
2-55. REMOVAL OF AIR FILTER.
a. PA-28-140; PA-28-150. -160, -180, Serial Nos. 28-1 to 28-1760 incl. The induction air filter is
located below the spinner assembly within the nose cowling. If the airplane is equipped for night
flying, a landing light will be installed within the center of the filter assembly. The filter may be
removed in accordance with the following instructions:
1. Within the aft side of the nose cowl, loosen and remove the thumb screw on the back of the
assembly.
2. Remove the retainer assembly. If a landing light is installed, it will be necessary to remove the
wires aft the connections on the light before removal.
3. Remove the filter and clean or replace in accordance with Paragraph 2-56.
b. On PA-28-180, Serial Nos. 28-1761 and up, the filter is located on the right side and midway in the
engine compartment and may be removed by the following procedure:
1. Remove the two nuts and washers on the cover assembly and pull off the cover.
2. The filter is now free to be removed and cleaned per Paragraph 2-56.
c. On PA-28-235, Serial Nos. 28-10003 to 28-10560 incl., the air filter is located on the right side and
midway in the engine compartment. For removal, refer to the following steps:
1. Loosen and remove the wing nut on the filter cover and remove cover.
2. Remove the filter and clean or replace in accordance with Paragraph 2-56.
d. On PA-28-235, Serial Nos. 28- 10561 and up, the air filter is located on the right side of the engine
and in front of the fire wall. Remove the filter per the following instructions:
1. Remove the two wing nuts and remove the cover.
2. The filter is now free to be removed and cleaned per Paragraph 2-56.
e. On PA-28R, the filter is located on the left side and just in front of the fire wall. Remove by the
following procedure:
1. Loosen the three studs and carefully move the cover assembly aside. Be sure not to damage or
bend the alternate air cable.
2. The filter is now free for removal. Clean or replace the filter as given in Paragraph 2-56.