CYLINDER GP-COUPLER 3611139 - Caterpillar

Motor Mechanical Performance
Table 1
Mechanical Performance
Experienced Malfunction Possible Cause Corrective Action
Vibration Noise
Yes Yes Lubrication malfunction Check lubricant quality and quantity and lubrication system function
Yes Yes Bearing malfunction Damaged bearing parts Check bearing condition and replace bearing parts
Yes Yes Faulty bearing assembly Open and read just the bearing
Yes Yes Faulty cooling fans Imbalanced or damaged fans Check and repair cooling fans
No Yes Malfunctioning cooling system Inspect and repair cooling system
Yes Yes Machine misalignment Check machine alignment
Yes Yes Rotor or shaft imbalance Rebalance rotor
Yes Yes Vibration coming from connected machinery Check the balance of connected machinery and coupling type
Yes Yes Axial load coming from connected machinery Check alignment and coupling function and type
Yes Yes Faulty or incorrectly assembled coupling Check coupling function
Yes No Insufficient foundation strength Reinforce foundation
No Yes Winding fault Check windings
Yes Yes Excessive network unbalance Check that network balance fulfills requirements
No Yes Foreign material, moisture, or dirt inside the machine Check and clean machine interior, dry windings