THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
PAGE 10
Jun 1/03
5G10
81-20-00
(5) Connect the induction tube to the compressor outlet and the diverter box assembly to the
compressor inlet. Secure with hose clamps.
(6) Secure oil drain tank support bracket to turbine housing with bolt and washers and secure oil
drain tank to turbocharger oil outlet with two (2) bolts and washers.
(7) After installing turbocharger, flush oil through oil inlet line and ensure that line is clean and
unobstructed.
(8) Fill engine and oil inlet line with new, clean lubricating oil, and connect line to turbocharger oil
inlet with two (2) bolts and washers.
(9) Install the engine cowling. (Refer to 71-10-00.)
C. Decoking
Mouse Milk lubricant may be used to decoke the turbine and compressor drive shaft by the
following procedure:
(1) Disconnect the oil inlet and outlet lines from the turbocharger and allow all oil to drain.
(2) Cap the outlet port on the turbocharger.
(3) Pour the Mouse Milk into the oil inlet port of the turbocharger and allow the unit to soak
overnight.
(4) Drain all Mouse Milk from the turbocharger and flush the unit with engine oil.
(5) Prime the turbocharger lubrication system as described in Installation, above.
5. Exhaust Wastegate Assembly (See Figures 2 and 3.)
A. Removal
(1) Remove engine cowling. (Refer to 71-10-00.)
CAUTION: IF LOCKWIRE ON V-BAND COUPLING IS FOUND BROKEN, CLOSELY
INSPECT V-BAND T-BOLT FOR STRETCHING, CRACKING, OR OTHER
DAMAGE BEFORE REUSING THAT V-BAND COUPLING.
CA
UTION: WHEN REMOVING OR INSTALLING V-BAND COUPLINGS, SLIDE COUPLING
OVER THE END OF THE PIPE BEFORE ASSEMBLY/DISASSEMBLY.
EXCESSIVE SPREADING CAN LEAD TO PREMATURE COUPLING FAILURE.
(2) Remove lockwire and remove V-band couplings (2) securing wastegate to exhaust transition
and tail pipes.
(3) Pull exhaust wastegate assembly outboard to gain access to the hoses at the rear of the servo.
(4) Disconnect hose fittings, cap hose ends, and remove exhaust wastegate assembly.
B. Installation
(1) Position exhaust wastegate assembly close to its final installed position. Uncap and connect
and secure hose fittings to rear of servo.
(2) Install exhaust wastegate assembly with gasket between exhaust transition and tail pipes.
(3) Secure wastegate with V-band couplings and torque couplings to specifications given in
Lycoming Special Service Publication (SSP) 1776, Table of Limits. Secure with lockwire (see
Figure 4).
NO
TE: The wastegate valve should be lubricated with Mouse Milk or WD-40 at the
butterfly pivot points every 50 hours. Mouse Milk may be purchased from: Worldwide
Aircraft Filter Corp., 1685 Abram Ct., San Leandro, CA 94577.
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