Technical data
13773-001
12-20
Page 6 30 Nov 2000
(1) Changing Engine Oil and Filter
Note: The engine should be warm, prior to changing oil.
(a) Acquire necessary tools and equipment.
* or equivalent substitute
(b) Remove the upper and lower engine cowlings. (Refer to 71-10)
(c) Place a suitable drain pan under the drain plug.
Note: A flexible oil funnel can be used to aid the draining process.
(d) Remove the safety wire and remove the drain plug. Allow the oil to completely drain out.
(e) Remove the safety wire from the oil filter and remove the oil filter.
(f) Lubricate the seal with oil and secure the new filter. Tighten the filter to 18-20 ft.lbs. (24.4-
27.1 N-m). (Refer to 12-10)
(g) Safety wire oil filter.
CAUTION: Be careful not to damage the threads on the oil filler plug or oil pan when
tightening.
(h) Install the drain plug using a new gasket. Tighten the oil drain plug to 17 ft.lbs. (23 N-m).
(i) Safety wire drain plug. (Refer to 20-50)
(j) Fill the engine oil sump with an approved oil.
(k) Using the integral filler cap and dipstick, verify correct oil level exists.
(l) Secure filler cap and dipstick assembly.
(m) Secure the access panel and install both engine cowlings. (Refer to 71-10)
(n) Perform Oil System Leak Inspection/Check. (Refer to 12-20)
(2) Oil System Leak Inspection/Check
(a) Start the engine in accordance with Pilot’s Operating Handbook procedures and monitor
the engine oil pressure gage for proper oil pressure. Allow the engine to idle for a few min-
utes and shutdown the engine in accordance with POH procedures.
CAUTION: If oil pressure is not present after 10 seconds of running time, shut the
engine down immediately.
(b) Remove the both engine cowlings and visually check for any obvious leaks. Correct any
leaks found immediately. Verify engine oil level, add oil as needed.
Description P/N or Spec. Supplier Purpose
Oil filter strap wrench GA340 * Snap-on Tools
Kenosha, WI
Removal of oil filter
Oil drain pan - Any Source Retrieve used oil
Safety wire,.032” MS20995 Any Source Secure fasteners
Safety wire plier M-84 * Genair Ltd. Tension safety wire
Flexible oil funnel - Any Source Replace engine oil