Powerhead
Page 4A-36 90-8M0050731 MAY 2011
14. Use the lockring removal tool to remove the piston lockring.
a - Location of the identification number
b - Lockring
Lockring Removal Tool 91‑52952T 1
15. Use a heat gun or torch lamp to heat the piston to remove the piston pin.
16. Support the piston and remove the piston pin using service tool 91‑76159A1 for serial number 0T178499 and below, or service
tool 91‑92973A1 for serial number 0T178500 and above.
a - Piston pin
b - Piston pin tool
c - Needle bearings and locating washers
Piston Pin Tool 91‑76159A1
Piston Pin Tool 91‑ 92973A 1
Torch Lamp 91‑ 63209
17. Remove the upper and lower end caps from the crankshaft.
18. Remove and discard the O‑rings from each end cap.
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