Bearing Condition
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Rel. 2005-01-12 Main Bearing Inspection Report Vessel: IMO no: Builder: Eng. No.: Checked by: No. of cyl.: Eng. type: Eng. hrs.: Date (yymmdd): Bearing details Bearing no.: Bearing hrs.: Drawing no.: Marking: Overlay: Sn-flash layer (Y/N): Shims (mm): Bearing housing: Bearing maker: Off-set: Thick shell bearing type: Thin shell bearing type: Inspection details Findings Corrosion Cracks Detachment Fretting Hard contact Lacquering Loose white metal Misalignment Peeling off Porosities Scratches Scuffing Seizures Spark erosion Squeezed Tearing Trapped particles Wiping Journal imprint Dent marks Heat cracks Rough surface Scratches Uneven surface Shell imprint Concave Conical Convex Even Uneven Weak / light Wide Cause of defect Assembly Bonding Clearance Contamination Design Dirt Hard contact Housing geometry Journal geometry Lubrication Material Other Shell geometry Spark erosion Water Measurement details Damages Damage no. Start angle (degrees) End angle (degrees) Position (fore/mid/aft) Depth (mm) 1 2 3 Clearances Top clearance (1/100 mm), T Bottom clearance (1/100 mm), B Fore Aft Fore Aft Upper shell Lower shell Horizontal clearance (1/100 mm) Horizontal clearance (1/100 mm) Horizontal clearance Remarks: Clockwise (Y/N): Shell thickness at 180° (mm) Exhaust/Fore Exhaust/Aft Exhaust/Fore Exhaust/Aft Manoeuvre/Fore Manoeuvre/Aft Manoeuvre/Fore Manoeuvre/Aft 60 60 T B 89° 91° 271° 269° 0° 180° Exh. Man. Aft Fore 0° 89° 271° 180° 91° 269° Upper shell Man Exh. Exh. Man Fore Fore Aft Lower shell Upper shell Lower shell
Transcript of Bearing Condition
Rel. 2005-01-12
Main Bearing Inspection Report
Vessel: IMO no: Builder: Eng. No.: Checked by:
No. of cyl.: Eng. type: Eng. hrs.: Date (yymmdd):
Bearing details
Bearing no.: Bearing hrs.: Drawing no.: Marking:
Overlay: Sn-flash layer (Y/N): Shims (mm):
Bearing housing: Bearing maker: Off-set:
Thick shell bearing type: Thin shell bearing type:
Inspection details
FindingsCorrosion Cracks Detachment Fretting Hard contact
Lacquering Loose white metal Misalignment Peeling off Porosities
Scratches Scuffing Seizures Spark erosion Squeezed
Tearing Trapped particles Wiping
Journal imprintDent marks Heat cracks Rough surface Scratches Uneven surface
Shell imprintConcave Conical Convex Even Uneven
Weak / light Wide
Cause of defectAssembly Bonding Clearance Contamination Design
Dirt Hard contact Housing geometry Journal geometry Lubrication
Material Other Shell geometry Spark erosion Water
Measurement details
Damages
Damage no. Start angle (degrees) End angle (degrees) Position (fore/mid/aft) Depth (mm)
1
2
3
Clearances
Top clearance (1/100 mm), T Bottom clearance (1/100 mm), B
Fore Aft Fore Aft
Upper shell Lower shellHorizontal clearance (1/100 mm) Horizontal clearance (1/100 mm)
Horizontal clearance
Remarks:
Clockwise (Y/N):
Shell thickness at 180°(mm)
Exhaust/Fore Exhaust/Aft Exhaust/Fore Exhaust/Aft
Manoeuvre/Fore Manoeuvre/Aft Manoeuvre/Fore Manoeuvre/Aft
60
60
T
B
89°
91°
271°
269°
0°
180°
Exh.
Man.
AftFore
0° 89°271°
180° 91°269°
Upper shell
Man Exh.
Exh.Man
Fore
Fore
Aft
Lower shell
Upper shell
Lower shell
Rel. 2005-01-12
Crosshead Bearing Inspection Report
Vessel: IMO no: Builder: Eng. No.: Checked by:
No. of cyl.: Eng. type: Eng. hrs.: Date (yymmdd):
Bearing details
Bearing no.: Bearing hrs.: Drawing no.: Marking:
Overlay: Sn-flash layer (Y/N):
Bearing housing: Bearing maker:
Thin shell bearing type:
Inspection details
FindingsCorrosion Cracks Detachment Fretting Hard contact
Lacquering Loose white metal Misalignment Peeling off Porosities
Scratches Scuffing Seizures Spark erosion Squeezed
Tearing Trapped particles Wiping
Journal imprintDent marks Heat cracks Rough surface Scratches Uneven surface
Shell imprintConcave Conical Convex Even Uneven
Weak / light Wide
Cause of defectAssembly Bonding Clearance Contamination Design
Dirt Hard contact Housing geometry Journal geometry Lubrication
Material Other Shell geometry Spark erosion Water
Measurement details
Damage no. Start angle (degrees) End angle (degrees) Position (fore/mid/aft) Depth (mm)
1
2
3
Clearances
Top clearance (1/100 mm) Bottom clearance (1/100 mm)
Fore Aft Fore Aft
Upper shell Lower shellHorizontal clearance (1/100 mm) Horizontal clearance (1/100 mm)
Top clearance
Remarks:
Clockwise (Y/N):
Shell thicknessat 180°(mm)
Exhaust/Fore Exhaust/Aft Exhaust/Fore Exhaust/Aft
Manoeuvre/Fore Manoeuvre/Aft Manoeuvre/Fore Manoeuvre/Aft
0°
89°
91°
271°
269°
Exh
Man
Aft
Fore
Lower shell
0° 89°271°
180° 91°269°
Upper shell
Exh.
Man
Fore
Aft
Exh.
Man
180° Fore
Upper shell
Lower shell
Rel. 2005-01-12
Crankpin Bearing Inspection Report
Vessel: IMO no: Builder: Eng. No.: Checked by:
No. of cyl.: Eng. type: Eng. hrs.: Date (yymmdd):
Bearing details
Bearing no.: Bearing hrs.: Drawing no.: Marking:
Overlay: Sn-flash layer (Y/N):
Bearing housing: Bearing maker:
Thin shell bearing type:
Inspection details
FindingsCorrosion Cracks Detachment Fretting Hard contact
Lacquering Loose white metal Misalignment Peeling off Porosities
Scratches Scuffing Seizures Spark erosion Squeezed
Tearing Trapped particles Wiping
Journal imprintDent marks Heat cracks Rough surface Scratches Uneven surface
Shell imprintConcave Conical Convex Even Uneven
Weak / light Wide
Cause of defectAssembly Bonding Clearance Contamination Design
Dirt Hard contact Housing geometry Journal geometry Lubrication
Material Other Shell geometry Spark erosion Water
Measurement details
Damages
Damage no. Start angle (degrees) End angle (degrees) Position (fore/mid/aft) Depth (mm)
1
2
3
Clearances
Clearance (1/100 mm), C
Fore Aft
Upper shell Lower shellHorizontal clearance (1/100 mm) Horizontal clearance (1/100 mm)
Remarks:
Clockwise (Y/N):
Shell thicknessat 0°(mm)
Exhaust/Fore Exhaust/Aft Exhaust/Fore Exhaust/Aft
Manoeuvre/Fore Manoeuvre/Aft Manoeuvre/Fore Manoeuvre/AftC
Horizontal clearance to be measured just above and below the bore relief.
0°
180°
89°
91°
271°
269°
Exh.
Man
AftFore 0° 89°271°
180° 91°269°
Upper shell
Man Exh.
Exh.ManFore
Fore
Aft
Lower shell
Upper shell
Lower shell
