AVIATION INSTITUTE OF MAINTENANCE

 IGNITION AND STARTING SYSTEMS - Block 14

 

 Name: ______________________ Date: __________

 

 1. Air turbine starters are designed to provide:

 A. Low starting torque from a large bulky source.

 B. Medium starting torque from a small lightweight source.

 C. High starting torque from a small lightweight source.

 D. High starting RPM from a large bulky source. 

 

2. Air turbine starters are capable of developing:

 A. One-fourth as much torque as an electric starter.

 B. One-half as much torque as an electric starter. 

C. Considerable more torque than an electric starter. 

D. Both A and B are correct. 

 

3. The typical air turbine starter consists of: 

A. A radial flow turbine, drive coupling, reduction gear train and starter clutch mechanism.

 B. An axial flow turbine, drive coupling, reduction gear train and starter clutch mechanism. 

C. A combination flow turbine, drive coupling, reduction gear train and starter clutch mechanism. 

D. A split-spool flow turbine, drive coupling, reduction gear train and starter clutch mechanism. 

 

4. The air to operate an air turbine starter is supplied from: 

A. The aircraft electrical system 

B. A ground power unit (Electrical) 

C. Ground operated compressor or bleed air from another engine.

 D. Recovered gas pressure from the turbine section. 

 

5. To facilitate starter installation and removal:

 A. The starter is bolted directly to an easy access location on the engine. 

B. It has a minimum of (2) mounting lugs. 

C. A mounting adapter is bolted to the mounting pad on the engine. 

D. It utilizes quick release pins (Pip pins)

 

 6. The turbine housing incorporates a turbine rotor containment ring designed to: 

A. Keep the supply air directed into the turbine nozzle and rotor. 

B. Align the transmission and reduction gear assembly. 

C. Dissipate the energy of blade fragments. 

D. Open the turbine switch actuator. 

 

7. Pneumatic starters normally store oil in the: 

A. Oil pan. 

B. External oil tank and is gravity fed. 

C. In the compressor housing. 

D. In the transmission housing.

 

 8. The pressure-regulating and shutoff valve regulates: 

A. Hydraulic pressure in the butterfly system. 

B. The pressure of the starter air and shuts the air off when minimum allowable starter speed has been reached.

 C. The pressure of the starter air and shuts the air off when maximum allowable starter speed has been reached. 

D. The oil flow in the transmission housing.

 

 9. The sprag clutch is an over running type to facilitate:

 A. Minimum engagement and maximum clatter. 

B. Positive engagement and maximum clatter.

 C. Minimum engagement and minimum clatter. 

D. Positive engagement and minimum clatter

 

10.Turning on the starter switch energizes the: 

A. Pilot valve rod. 

B. Regulating valve solenoid. 

C. Air inlet supply filter. 

D. Helical screw.