|
149
|
Shround Conditon
|
Brake
|
|
Required
|
Yes
|
10-23-2009
|
Identified 3 of 5 bolts are missing on shroud.
|
1
|
|
142
|
Tie Off Rail
|
Nacelle
|
|
Required
|
Yes
|
10-26-2009
|
Tie-off rail is missing fastening (nuts/bolts) hardware on front section. Safety issue that should be immediately addressed.
|
1
|
|
150
|
Rotor Lock Condition
|
Brake
|
|
Required
|
N/A
|
10-26-2009
|
Identified difficulty in applying the rotor lock. Should be further investigated.
|
1
|
|
107
|
Ladder / Safety Equipment
|
Tower
|
|
Required
|
Yes
|
10-22-2009
|
Ladder has several bent rungs discovered during climb between lower and middle sections. Appears that something had 'dropped' onto them from above. The ladder safety system (LSS) cable rubs against the bottom and third doors. To correct this, the cable guides should be re-spaced to properly posistion the cable away from the doors.
|
1
|
|
183
|
Rotor Hub Cleanliness
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
Unable to enter hub for inspection. Rotor lock mechanism has been dismantled for service.
|
1
|
|
184
|
Delat Connection
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
110
|
Tower Lighting / Wiring / Hardware
|
Tower
|
|
Required
|
Yes
|
10-22-2009
|
Identified three light fixtures with burned or malfunctioning bulbs during climb through middle and upper sections. These should be replaced and/or checked for operation.
|
1
|
|
185
|
Pitch Gear Wear
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
186
|
Pitch Bearings & Seals
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
187
|
Pitch Rams ( Condition, Leaks)
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
188
|
Proportional Valves ( condition, Leaks)
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
189
|
Pitch Auto Luber
|
Hub & Rotor
|
|
Required
|
N/A
|
10-26-2009
|
|
1
|
|
150
|
Rotor Lock Condition
|
Brake
|
|
Required
|
Yes
|
10-26-2009
|
Identified that the right side rotor lock is bent. Unable to install. Safety issue that should be immediately addressed.
|
1
|
|
89
|
Steps, Handrail, Door, Door Locks
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
Entrance stairs bottom step is loose. Safety issue that should be immediately addressed.
|
1
|
|
108
|
Tower (cracks, corrosion, bolts)
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
Identified excessive corrosion on base to mid flange bolts. See photos included in this report.
|
1
|
|
107
|
Ladder / Safety Equipment
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
LSS safety cable lower turnbuckle is damaged and should be replaced. See photo in report.
|
1
|
|
89
|
Steps, Handrail, Door, Door Locks
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
Handrail is missing on right side of stairs. Safety issue that should be immediately addressed.
|
1
|
|
111
|
Platform Doors
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
LSS cable rub identified at upper platform door. Cable guide can be adjusted to eliminate this issue.
|
1
|
|
111
|
Platform Doors
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
Platform door from middle to upper section has been removed and is missing. Safety issue that should be addressed immediately.
|
1
|
|
134
|
Safety Shields/Covers/Placards
|
Nacelle
|
|
Required
|
Yes
|
10-26-2009
|
Identified the emergency stop button on the main shaft is broken and inoperable. Safety issue-replace immediately.
|
1
|
|
107
|
Ladder / Safety Equipment
|
Tower
|
|
Required
|
Yes
|
10-23-2009
|
Ladder Safety System (LSS) cable is loose at the base connection. Should be tightened to manufacturer specifications
|
1
|
|
107
|
Ladder / Safety Equipment
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
The ladder safety system (LSS) cable rubs against the bottom and third doors. To correct this, the cable guides should be re-spaced to properly posistion the cable away from the doors.
|
1
|
|
88
|
Foundation & Base of Tower
|
Down Tower
|
|
Required
|
Yes
|
10-23-2009
|
Identified three locations of cracking in foundation. Appear to be approx 6-10 inches long, in intervals of 2-3 feet apart. Photos included in report.
|
2
|
|
88
|
Foundation & Base of Tower
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
Identified 4 base bolts near doorway that are missing torque check marks.
|
2
|
|
137
|
Hydraulic Station Oil Level
|
Nacelle
|
|
Required
|
Yes
|
10-23-2009
|
Identified Hydro level low when in standby condition. Requires attention by site personnel.
|
2
|
|
155
|
Stator Cable Terminations
|
Generator
|
|
Required
|
Yes
|
10-26-2009
|
Termination cables are not marked from torque checks.
|
2
|
|
156
|
Rotor Cable Terminations
|
Generator
|
|
Required
|
Yes
|
10-26-2009
|
Termination cables are not marked from torque checks.
|
2
|
|
178
|
Low Speed Shaft Coupling
|
Gearbox
|
|
Required
|
Yes
|
10-23-2009
|
Identified single loose bolt on shrink disc. See marking left on bolt head. Torque spec unknown.
|
2
|
|
179
|
High Speed Coupling
|
Gearbox
|
|
Required
|
Yes
|
10-23-2009
|
Dog bone bushing showing wear and cracking. Should be replaced at next service interval.
|
2
|
|
113
|
Wire Harness Clamps/Zip ties
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
Cable is not properly fastened between base and middle section. Identified 5 missing cable holders in this section.
|
2
|
|
158
|
Generator Slip Rings & Brushes
|
Generator
|
|
Required
|
Yes
|
10-26-2009
|
Identified an excessive amount of (brush) material dusting on brush holders. Brush material is within specifications.
|
2
|
|
121
|
Overall Condition
|
Yaw System
|
|
Required
|
Yes
|
10-26-2009
|
Excessive grease/dirt on exterior of yaw drives and motors.
|
2
|
|
112
|
Bolt Torque Check (torque stripe)
|
Tower
|
|
Required
|
No
|
10-22-2009
|
Did not conduct torque checks for this inspection however, was unable to find torque marks (identifiers for previous 10% torque check) on any inside tower structure bolts (lower, middle, upper, yaw deck). A full re-torque of the tower should be completed and proper identifying marks applied.
|
2
|
|
112
|
Bolt Torque Check (torque stripe)
|
Tower
|
|
Required
|
Yes
|
10-23-2009
|
Did not conduct torque checks for this inspection however, was unable to find torque marks (identifiers for previous 10% torque check) on any inside tower structure bolts (lower, middle, upper, yaw deck). A full re-torque of the tower should be completed and proper identifying marks applied.
|
2
|
|
122
|
Yaw Bearing
|
Yaw System
|
|
Required
|
Yes
|
10-23-2009
|
Identified excessive grease on yaw bearing face plate.
|
2
|
|
135
|
Oil Leaks
|
Nacelle
|
|
Required
|
|
10-22-2009
|
Identified a leak at K1 pipe connection to cooler, possible o-ring failure or loose connection.
|
2
|
|
137
|
Hydraulic Station Oil Level
|
Nacelle
|
|
Required
|
Yes
|
10-22-2009
|
Identified Hydro level low when in standby condition. Requires attention by site personnel.
|
2
|
|
119
|
Counterweight
|
Cable Twist/Stop System
|
|
Required
|
Yes
|
10-26-2009
|
Counterweight is missing. CTS is inoperable at this inspection.
|
2
|
|
186
|
Pitch Bearings & Seals
|
Hub & Rotor
|
|
Required
|
Yes
|
10-26-2009
|
Both blade 2 and 3 have leaking bearing seals. Excessive grease identified on inside and outside of blades.
|
2
|
|
88
|
Foundation & Base of Tower
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
Identified three loose base bolts,located below filter housing (1) and entrance steps (2).
|
2
|
|
92
|
Shutdown turbine (noises, etc.)
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
During turbine shutdown, blades moved in fast pitch motion. Possible indication of proportional valve feedback error or malfunction.
|
2
|
|
200
|
Note 1
|
Additional Comments
|
|
Required
|
Yes
|
10-26-2009
|
None of the generator feet bolts have torque check marks. Re-torque should be performed according to manufacturer specifications.
|
2
|
|
88
|
Foundation & Base of Tower
|
Down Tower
|
|
Required
|
Yes
|
10-26-2009
|
Foundation crack of approximately 24 inches in length identified inside of the tower. See photos attached to report.
|
2
|
|
97
|
Inside Controller Wiring & Cables
|
Controller
|
|
Required
|
Yes
|
10-26-2009
|
Identified two cables that have been routed directly over the cabinet heater. See photos attached to report. These cables should be re-routed properly through the appropriate cable raceways.
|
2
|
|
112
|
Bolt Torque Check (torque stripe)
|
Tower
|
|
Required
|
Yes
|
10-23-2009
|
Did not conduct torque checks for this inspection however, was unable to find torque marks (identifiers for previous 10% torque check) on any inside tower structure bolts (lower, middle, upper, yaw deck). A full re-torque of the tower should be completed and proper identifying marks applied.
|
2
|
|
148
|
Brakes (general condition, pads)
|
Brake
|
|
Required
|
Yes
|
10-26-2009
|
Identified excessive brake dust coating the calipers. Brake pad material is within specifications.
|
2
|
|
112
|
Bolt Torque Check (torque stripe)
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
Did not conduct torque checks for this inspection however, was unable to find torque marks (identifiers for previous 10% torque check) on any inside tower structure bolts (lower, middle, upper, yaw deck). A full re-torque of the tower should be completed and proper identifying marks applied.
|
2
|
|
113
|
Wire Harness Clamps/Zip ties
|
Tower
|
|
Required
|
Yes
|
10-26-2009
|
All cables in base section have been installed incorrectly and are not routed within raceways located behind the control panel cabinet.
|
2
|
|
155
|
Stator Cable Terminations
|
Generator
|
|
Required
|
Yes
|
10-26-2009
|
Termination cables are not marked from torque checks.
|
2
|
|
156
|
Rotor Cable Terminations
|
Generator
|
|
Required
|
Yes
|
10-26-2009
|
Termination cables are not marked from torque checks.
|
2
|
