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No Fun at the Fair…

A fairground ride near Manchester airport was out of commission due to a broken gearbox. The gearbox had failed because it’s housing was cracked and the oil had leaked out and the Worm wheel had worn. This meant that there was no drive and the ride was out of action.

Overview

A fairground ride near Manchester Airport was out of commission due to a broken gearbox. The gearbox had failed because its housing was cracked and the oil had leaked out, and the worm wheel had worn. This meant there was no drive, and the ride was out of action.

Failed fairground ride gearbox

The gearbox was practically un-repairable: the housing was cracked, there was next to nothing left of the worm wheel, and all the bearings were in bits.

Gearbox housing before sleeving

The delivery time for a replacement gearbox was 3 months from Italy, which meant that unless this gearbox was repaired, there would be no rides — and Paul, the owner of the ride, would be losing money.

Arrow Engineering were able to sleeve the bore of the housing, gear cut a new worm wheel, and replace all the bearings and seals, which enabled the drive to be back up and running.

Replacement gearbox bearings

3 months

Lead time for a new gearbox from Italy

Housing sleeved

Cracked bore repaired in-house

New worm wheel

Gear cut to replace the worn original

The repaired gearbox kept the ride running for the full 3 months whilst the new gearbox was on back order from Italy — saving Paul months of lost revenue.

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