TM 5-3820-246-14&P
Never use a steel hammer to disassemble crankcase or crankshaft. Damage will result. Use a babbitt
hammer or a rubber mallet to prevent damage.
a.
Disassembly.
(1) Remove and discard four locknuts (1) from crankcase half (2) using 10 mm wrench.
(2) Separate crankcase halves (2 and 3) using a puller.
(3) Remove and discard gasket (4).
(4) Remove crankshaft assembly (5).
(5) Remove two oil seals (6) from crankcase halves (2 and 3) using a small flat tip screwdriver. Discard seals.
Do not overheat bearings or damage will result to bearings and crankcase halves.
Use gloves when handling heated bearings and crankcase halves.
(6) Heat crankcase halves (2 and 3) using a propane torch.
(7) Remove two bearings (7) from crankcase halves (2 and 3).
5-5