PPRuNe Forums - View Single Post - Allison/RR 250-C20 Engine Coking

5th Aug 2019, 08:25

#11 (permalink)

paco

Join Date: Nov 2000

Location: White Waltham, Prestwick & Calgary

Age: 72

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"Mr Hughes, how can turning the engine over damage the wheels?"

Cooling too quickly. The purpose of the 2 minute rundown is to stabilise the temperature, not reduce it.

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