AUSA M-50 x 4, Руководство по ремонту

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Section 03 ENGINE
Subsection 09 (CYLINDER AND HEAD)
03-09-6
VMR2004_132_03_09A.FM
DECOMPRESSOR
330 Engines
This engine is not equipped with a decompressor
system. Therefore parts
no. 5 to no. 8 are not
present and camshaft screw no. 4 is shorter.
1. Camshaft timing gear
2. Camshaft screw
400 Engines
Removal
Remove:
– valve cover
– camshaft screw no. 4
– decompressor washer no. 5
– centrifugal weight no. 6 together with torsion
spring no. 7 and spacer no. 8
– decompressor shaft no. 9 .
1. Camshaft screw
2. Decompressor washer
3. Centrifugal weight
Inspection
Check decompressor shaft for service limit, replace
if out of specifications.
1. Decompressor shaft
2. Groove for centrifugal weight
A. Measure here the bearing seat to cylinder head
B. Measure top end (contact to camshaft lobe exhaust)
C. 7 mm (.276 in)
R400motr232A
2
1
1
R400motr57A
2 3
2
R400motr58A
1
A
C
B