Subaru EH09-2D, Service Manual

Page: 21 / 47

– 19 –
2-3 REASSEMBLY PROCEDURES
● ●
PRECAUTIONS FOR REASSEMBLY
1) Clean parts thoroughly before reassembly.
Pay close attention to the cleanliness of piston, cylinder, crankshaft, connecting rod and bearings.
2) Scrape off all carbon deposits from cylinder head, piston top and piston ring grooves.
3) Check lip of oil seals. Replace oil seal if the lip is damaged. Apply oil to the lip before reassembly.
4) Replace all the gaskets with new ones.
5) Replace keys, pins, bolts, nuts, etc., if necessary.
6) Torque bolts and nuts to specification refer to the “TORQUE SPECIFICATIONS” (See page 44).
7) Apply oil to rotating and sliding portions.
8) Check and adjust clearances and end plays where specified in this manual.
9) When mounting any major parts during reassembly of the engine, rotate it with your hand to check for
any jamming or abnormal noise.
2-3-1 MAIN BEARING COVER
Install drain plug and gasket to main bearing cover.
2-3-2 CRANKSHAFT
(1) Install crankshaft in crankcase wrapping the
keyway with polyvinyl tape to avoid damage to oil
seal.
(2) Install woodruff key for flywheel on crankshaft.
DRAIN PLUG
GASKET
MAIN BEARING COVER
CRANKSHAFT
POLYVINYL TAPE
Tightening torque
20 - 23 N•m
(200 - 230 kgf•cm)
(14.4 - 16.6 ft•lb.)