Deputy Mechanical Maintenance Manager Interview Questions and Answers

Backlash in gears refers to the clearance or play between mating gear teeth, which allows for smooth operation and prevents binding.

• Backlash is necessary to prevent gears from jamming or binding during operation

• It is the amount of free movement or play between the teeth of two gears

• Backlash can be adjusted by changing the distance between the gears or by using shims

• Proper backlash ensures smooth and efficient gear operation

• Excessive backlash can lead to noise, vibration, and ...read more

Preload in bearing is the initial load applied to the bearing before any external forces are applied.

• Preload helps to reduce internal clearances and eliminate any play in the bearing system

• It ensures that the rolling elements are in constant contact with the raceways

• Preload can be achieved through various methods such as using shims, springs, or adjusting the position of the bearing components

• Examples include angular contact bearings where preload is necessary to prevent exce...read more

Transmission refers to the process of transferring power from the engine to the wheels of a vehicle.

• Transmission is responsible for controlling the speed and torque of a vehicle.

• There are two main types of transmissions: manual and automatic.

• In manual transmissions, the driver manually shifts gears using a clutch pedal and gear stick.

• Automatic transmissions shift gears automatically without the need for manual input.

• Transmission fluid is used to lubricate and cool the transmi...read more