Triumph TR6 PI Operation Manual page 454

ALTERNATOR - LUCAS TYPES 15 ACR AND 17 ACR
ELECTRICAL
Dismantling
I. Remove the moulded cover.
2. Remove the brush box and control unit assembly by
disconnecting the Lucar type connector from the
rectifier pack and unscrewing three screws.
3. If required, the control unit may be detache<;l from
the assembly. Note the position of the three wire
eyelets. Withdraw the screw to release the control
unit and three screws to release the wire eyelets.
4 Note the position of the three stator wires on the
rectifier pack.
S. Unsolder the three stator wire connections. Do not
overheat the diodes or bend the diode pins. Solder
quickly and provide a heat sink by gripping the diode
pin with pliers.
6. Slacken the nut and withdraw the rectifier pack.
7. Remove the through-bolts.
8. Provide an extractor tool as shown.
9. To remove the slip-ring end bracket, position the
extractor tool to engage with the outer journal of the
slip·ring end bearing. Employ a second operator to
support the slip-ring end bracket by hand. Carefully
tap the extractor tool to drive the bearing from the
housing.
NOTE: It may be necessary to carefully file away
surplus solder from the two field winding connections
on the slip·ring moulding if the extractor tool will not
pass over the moulding.
10. The rubber '0' ring fitted in the slip-ring end bracket
bearing housing may remain
in situ
unless
replacement is contemplated.
11. Remove the stator windings from the drive end
bracket.
12. Prevent the rotor turning by wrapping a scrap fan belt
round the pulley and retaining by hand or vice.
Remove the nut, spring washer, pulley and fan. If
necessary, use a suitable extractor.
13. Remove the·key.
14. Using a suitable press, remove the rotor from the
drive end bracket.
CAUTION: Do not attempt to remove the rotor by
applying hammer blows to the shaft end. Such lfction
may burr over and damage the thread.
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Triumph TR6 Manual. Part No. 545217 Issue I
86.10.08 Sheet 1