Alternator Overhaul; Disassembly - Piper 6X Maintenance Manual

F.

Alternator Overhaul

WARNING: FAILURE TO CONSULT APPLICABLE VENDOR PUBLICATION(S), WHEN
SERVICING OR INSPECTING VENDOR EQUIPMENT INSTALLED IN PIPER
AIRCRAFT, MAY RENDER THE AIRCRAFT UNAIRWORTHY. (SEE INTRODUCTION
- SUPPLEMENTARY PUBLICATIONS.)

(1) Disassembly

(a) Scribe a mark across stator and front and rear housings to facilitate alignment during
assembly. (Refer to Figure 9.)
(b) Separate front housing and rotor from rear housing by removing four thru bolts between
housings. Remove rear housing.
(c) Remove retainer nuts and insulators from the BAT and GRD terminals.
(d) It is not necessary to disassemble the complete rear housing to replace the brush
assembly only. Unsolder the stator lead, remove two screws securing the brush holder
assembly. (Refer to Figure 10.) (Refer to the Assembly Section for installation procedure.)
(e) Remove four retainer bolts from rectifier assembly, two retainer bolts from brush
assembly,and one screw from radio suppression capacitor lead. Remove stator, rectifier
assembly and brush assembly from rear housing.
(f) If replacing the rear shaft bearing, support housing on the inner bearing boss and press
bearing from housing.
(g) If the rectifier is to be replaced, or, if the stator and diodes are to be bench checked,
separate rectifier from stator by unsoldering terminal connections of stator windings and
rectifier assembly. (Use 100 Watt soldering iron to prevent excessive heat buildup.)
(h) Unsolder stator terminal from rectifier.
2G11
THE NEW PIPER AIRCRAFT, INC.
PA-32-301FT / 301XTC
MAINTENANCE MANUAL
Alternator Housing Disassembly
Figure 9
24-30-00 PAGE 11
Jun 1/03