New Valve Lash Settings Are Used for C175 Engines {1102, 1121, 1123}
- Generator Set:
- C175-16 (S/N: WYB1-UP)
- Engine:
- C175-16 (S/N: M6B1-UP; WYC1-UP; P6L1-UP)
- C175-20 (S/N: BXR1-UP)
Description of Change: The valve lash has been reduced in order to help lighten the valve impact and improve the service life of the valve train system.
Adaptable To: Effective immediately, the valve lash setting for C175 Engines has been reduced. Refer to Table 1
Show/hide table
Valve Lash Settings for C175 Engines     | ||
Valve Type     | New Setting     | Former Setting     |
Inlet     | 0.80 ± 0.08 mm (0.031 ± 0.003 inch)     | 1.0 ± 0.08 mm (0.039 ± 0.003 inch)     |
Exhaust     | 1.30 ± 0.08 mm (0.051 ± 0.003 inch)     |
1.5 ± 0.08 mm (0.059 ± 0.003 inch)     |
Use the new valve lash settings under the following circumstances:
- During scheduled maintenance for the valve lash
- When other service on the engine disturbs the valve lash
Note: If engine service disturbs the valve lash for any cylinders, use the new valve lash for all of the cylinders at that time.
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