Service Data and Specifications (S.D.S.) - Inspection and Adjustment — CD17 (Cont'd)
EM-275spec tablePage header tab reads "CD". CD17 diesel engine. Valve seat resurfacing dimensions for intake and exhaust shown as figures (standard and 0.5 mm oversize).
Inspection and Adjustment — CD17 (Cont'd)
Valve spring
Valve spring
Free height mm (in) - Outer
Standard46.40 (1.8268)
Limit
Free height mm (in) - Inner
Standard43.20 (1.7008)
Limit
Assembled height mm/N (mm/kg, in/lb) - Outer
Standard39.5/150.0 (39.5/15.3, 1.555/33.7)
Limit39.5/125.5 (39.5/12.8, 1.555/28.2)
Assembled height mm/N (mm/kg, in/lb) - Inner
Standard36.0/85.3 (36.0/8.7, 1.417/19.2)
Limit36.0/71.6 (36.0/7.3, 1.417/16.1)
Out-of-square "S" mm (in) - Outer
Standard2.1 (0.083)
Limit
Out-of-square "S" mm (in) - Inner
Standard1.9 (0.075)
Limit
Valve guide
Valve guide
Valve guide - Outer diameter
Standard11.023 - 11.034 (0.4340 - 0.4344)
Service11.223 - 11.234 (0.4418 - 0.4423)
Valve guide - Inner diameter (Finished size)
Standard7.000 - 7.015 (0.2756 - 0.2762)
Service
Cylinder head valve guide hole diameter
Standard10.975 - 10.996 (0.4321 - 0.4329)
Service11.185 - 11.196 (0.4404 - 0.4408)
Interference fit of valve guide
Standard0.027 - 0.059 (0.0011 - 0.0023)
Service
Valve guide - Stem to guide clearance
Stem to guide clearance - Intake
Standard0.020 - 0.050 (0.0008 - 0.0020)
Max. tolerance0.10 (0.0039)
Stem to guide clearance - Exhaust
Standard0.040 - 0.070 (0.0016 - 0.0028)
Max. tolerance0.10 (0.0039)
Valve deflection limit
Standard0.1 (0.004)
Max. tolerance
Valve seat resurfacing
NOTE
*: Cylinder head machining data