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Section 04
ENGINE
Subsection 02
(277 ENGINE TYPE)
04-02-4
TROUBLESHOOTING
Before completely disassemble engine, check air-
tightness. Refer to LEAK TEST AND ENGINE DI-
MENSION MEASUREMENT 04-04.
NOTE:
The following procedures can be done
without removing the engine from chassis.
TOP END REMOVAL (without
removing engine from chassis)
Remove the following then lift cylinder head
no. 3
and cylinder
no. 4
:
– belt guard
– carburetor
– exhaust system
– spark plug
– oil injection inlet
– fan cowl and hood cable
– cylinder head nuts
no. 1
and washers
no. 2
CLEANING
Discard all gaskets.
Clean all metal components in a non-ferrous met-
al cleaner.
Scrape off carbon formation from cylinder ex-
haust port, cylinder head and piston dome using a
wooden spatula.
NOTE:
The letters “AUS” (over an arrow on the
piston dome) must be visible after cleaning.
Clean the piston ring grooves with a groove clean-
er tool, or with a piece of broken ring.
DISASSEMBLY
5, Piston
On this engine, piston pin needle bearing
no. 6
is
mounted without a cage.
Use piston pin puller (P/N 529 0290 00) along with
expansion sleeve and locating sleeve.
Place a clean cloth or rubber pad (P/N 529 0234
00) over crankcase to prevent circlips
no. 8
from
falling into crankcase. Then with a pointed tool in-
serted in piston notch, remove circlips from pis-
ton
no. 5
.
Insert piston pin puller (P/N 529 0290 00) then in-
stall expansion sleeve over puller rod.
1. Expansion sleeve
Pull out piston pin
no. 7
by unscrewing puller until
first thread of puller rod aligns with 277 mark.
1. 277 mark on puller
A21C06B
1
529 0290 00
A21C05A
1
Содержание Formula S 1998
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Страница 2: ...1998 Shop Manual VOLUME 1 TUNDRA II LT TOURING E LE FORMULA S S ELECTRIC SL SKANDIC 380 500...
Страница 314: ...TUNDRA II LT ANNEX 1...
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Страница 333: ...TOURING E LE FORMULA S ELECTRIC ANNEX 5...
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