Volvo Penta D65A MS Workshop Manual page 35

Maintenance Standards
Vane front face clearance, mm [in.]
Nominal value ........... 1.04 [0.041]
Standard Clearance .. (0.58 to 1.5) ([0.023 to 0.059])
Thermostat
Temperature at which valve starts opening
Assembly Standard ... 71±2°C [159.8±3.6°F]
NOTE! Check in atmospheric pressure
Temperature at which valve lift is more than 11 mm [0.43 in.]
Assembly Standard ... 85°C [185°F]
NOTE! Check in atmospheric pressure
Sea water pump
Impeller
Repair Limit ............... Replace if cracked.
Pump seals
Repair Limit ............... Replace if water leaks.
Bearing
Repair Limit ............... Replace if worn excessively.
Holder bearing bore inside diameter, mm [in.]
Nominal value ........... Ø110 [4.33]
Assembly Standard ... 109.995 to 110.030 [4.33050 to 4.33188]
Service Limit ............. 110.030 [4.33188]
Bearing, Outside diameter, mm [in.]
Nominal value ............ Ø110 [4.33]
Assembly Standard ... 109.985 to 110.000 [4.33011 to 4.3307]
Bearing, Inside diameter, mm [in.]
Nominal value ........... Ø50 [1.97]
Assembly Standard ... 49.985 to 50.000 [1.96791 to 1.9685]
Shaft bearing journal, mm [in.]
Nominal value ............ Ø50 [1.97]
Assembly Standard ... 50.002 to 50.013 [1.96858 to 1.96901]
Service Limit .............. 50.000 [1.96858]
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