Engine Installation; Engine Pre-Oiling - Piper PA-44-180 SEMINOLE Maintenance Manual

INSTALLATION OF ENGINE. (Refer to Figure 71-1.)
The information contained herein deals with the main items pertaining to engines installed on both the 180
and 180T. For those items peculiar to the installation of a specific engine (normally aspirated or turbo-
charged), refer to the appropriate removal information, and reverse the procedure.
THE BYPASS VA LVE ON THE TURBOCHARGED
V E RSION IS SET AT THE FA C TO RY AND SHOULD
NEED NO FURTHER ADJUSTMENT CONTACT PIPER
C U S TOMER SERVICE, VERO BEACH FOR ANY
A D D ITIONAL INFORMATION.
1 . Attach a one-half ton (minimum) hoist to the engine hoisting straps and swing the engine into
a l i g nment with its attaching points.
2. Install the engine shock mounts. Refer to paragraph titled, Installation of Engine Shock Mounts.
3. Connect the alternator leads and secure cables with clamps.
4. Connect the oil pressure line, tachometer drive cable, oil temperature lead and the engine vent tube to
the aft end of the engine.
5. Connect the vacuum pump line at the pump.
6. Secure the ignition harness, hoses and lines at the aft end of the engine.
7. Connect both lines to the oil cooler.
8. Connect the fuel pump supply line.
9. Connect the magneto "P" leads to the magnetos.
10. Connect the throttle, mixture and carburetor heat cable to the engine components.
11. Connect the starter positive and ground leads at the starter and secure with attachment clamps.
12. Be certain that the magneto switches are OFF and install the propeller. Refer to Chapter 61.
13. Install the proper grade and amount of engine oil. Refer to Lubrication Chart. Refer.to Chapter 12.
14. Connect the battery ground wire at the battery.
15. Open the throttle and fuel valve completely. Turn on the electric fuel pump and check the fuel line for
leaks.
16. Install the engine cowlings and remove the tail stand. Make sure the appropriate drains are installed.
TO PREVENT DAMAGE TO THE ENGINE (AND TURBOCHARGER) AT
INITIAL RUN-IN, BE SURE TO PERFORM THE ENGINE PRE-OILING
INSTRUCTIONS CONTAINED IN THE LATEST REVISION OF TEXTRON
LYCOMING SERVICE INSTRUCTION NO. 1241.
1 7 . Perform an engine operational check. Refer to the engine manufacturer's appropriate operator's manual.

ENGINE PRE-OILING.

Textron Lycoming recommends pre-oiling prior to the initial start after an engine change, overhaul or any
prolonged period of inactivity in order to avoid possible high speed bearing failure resulting from lack of
lubrication. Refer to the latest revision of Textron Lycoming Service Instruction No. 1241 for proper pre-oiling
procedure.
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
— CAUTION —
— CAUTION —
3E11
71-04-00
Page 71-13
Revised: June 20, 1995