PPL » Aircraft Tech Knowledge (A) » Engine Instruments

12.34.2

Describe the function and principle of operation of the following instruments:

(a) tachometers (rpm) gauges (centrifugal and drag cup);

(b) manifold pressure and boost gauges;

(c) direct reading oil pressure gauges;

(d) vacuum gauges;

(e) outside air temperature gauges;

(f) fuel quantity gauges.