Gearbox Inspection Sheet

• Site conducted

• Turbine ID

• Gearbox type

• Gearbox serial No.

• Turbine start up date

• Production large generator

• Operational hours large generator

• Max power 10min last reset

Max oil temp, sump

• Gearbox age

Max temp HSS bearing rotor side

Actual power/Temperatures

• Actual power

Oil sump temp HSS bearing rotor side HSS bearing generator side

External Check (to be carried out every service)

• Oil type

• Latest fill

• Oil sample taken?

  Yes

  No

  N/A

• Sample No.

• Oil level OK?

  Yes

  No

  N/A

• How much clean oil added?

• Gear sealing tight?

  Yes

  No

  N/A

• Is manual oil valves in correct position?

  Yes

  No

  N/A

• Hoses tight?

  Yes

  No

  N/A

• Cooler tight?

  Yes

  No

  N/A

• Oil pumps tight?

  Yes

  No

  N/A

• Check clean air filter

  Yes

  No

  N/A

• Has oil filter been changed?

  Yes

  No

  N/A

• Comments about oil

• Additional comments

• Inspection date

• Inspected by

Internal check (insert comments or write OK)

• HS pinion

• IMS wheel

• IMS pinion

• LS wheel

• Comment about teething

Check bearing if possible

• HS bearing

• HS bearing endfloat

• IMS bearing

• LS bearing

• Comments about bearing

Axial clearance of shaft must be measured if wrong contact pattern is observed

• HS shaft (mm)

• IMS shaft (mm)

• LS shaft (mm)