Hino S5-LJ05E04A Workshop Manual page 317

ENGINE MECHANICAL (J05E)
(2) Use the spring tester to measure the set load of the valve spring.
If a measured load exceeds the permissible limit, replace the
valve spring.
SHTS021270900086
(3) Use the vernier calipers to measure a free length of a valve
spring. If a measurement reading exceeds the permissible limit,
replace the valve spring.
Referential values in brackets []
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4. INSPECTING THE OIL CLEARANCE OF THE VALVE GUIDE
AND VALVE STEM
(1) Use the micrometer to measure the outside diameter of the valve
stem.
SHTS021270900088
Measured item
Set length
(mm {in.})
Inner spring
Set load
(N {kgf})
Set length
(mm {in.})
Outer spring
Set load
(N {kgf})
Standard value
Measured item
(mm {in.})
Inner spring [64.6 {2.543}]
Outer spring [75.7 {2.980}]
Measured item
Intake valve stem
Exhaust valve stem
10–41
Standard Permissi-
value ble limit
–
44.8 {1.764}
128.5 {13.1} 118.2 {12}
–
46.8 {1.843}
313.8 {32} 288.7 {29.4}
Permissible limit
(mm {in.})
61.6 {2.425}
72.7 {2.862}
Standard value
(mm {in.})
7 {0.276}
7 {0.276}