12-9
Chapter 12 AIR START SYSTEM
2.4 Starter Valve - Inspect
2.4.1 Clearance Between Starter Valve and Starter
Valve Guide - Measure
Measure the clearance between the stater valve and valve
guide. If the value exceeds the limit, replace the starter
valve or starter valve guide with a new one.
Clearance Between Starter Valve and
Starter Valve Guide - Measure
2.4.2 Free Length of Valve Spring - Measure
Measure the free length of valve spring.
If the value exceeds the limit, replace the valve spring with
a new one.
Item
Nominal
value
Standard value Limit value
Val v e a n d
valve guide
guide clearance
-
0.016 to 0.052 mm
[0.0006 to 0.0020 in.]
0.100 mm
[0.0039 in.]
Item Standard value Limit value
Valve spring free length 36 mm [1.42 in.] 34 mm [1.34 in.]