since 1940

Aircraft Maintenance TroubleShoot > Aircraft Turbocharger & Controller

Bell 47G3B 61-75

2. Dry sump, vertical-mount engine oil.

3. The density controller senses both the temperature and pressure (therefore density) of the compressor . When density of the air reaches a pre-set level, the density controller opens the wastegate, reducing compressor out- put/pressure to the proper level for wide-open throttle operation.

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