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|  CHAPTER SEVEN
T-34C AIRCRAFT SYSTEMS FAMILIARIZATION
WORKBOOK
STUDY QUESTIONS
1.
Complete the following statement:
The propeller on the T-34C is a __________-speed, _________controlled___________ -
____________, ____________ type.
2.
Select, by circling the preceding letter(s), the components of the pitch change assembly.
a.
Oil dome
b.
Spring and retainer cup
c.
Valve housing
d.
Piston and connecting links
e. Counterweight
f. Beta retainer
g. Beta feedback ring
3.
Define blade angle.
4.
Match each blade angle numerical valve to its description.
NUMERICAL VALVE
DESCRIPTION
BETA
a.
87.5
feather
b.
17.5
c.
-5
idle low pitch stop
5.
Complete the following statement:
To set the highest blade angle/feather (87.5), ____________ force pulls the servo piston aft.
The servo piston is connected to each blade by ___________ so that all blades rotate to higher
angle simultaneously. The force of the ____________ assist to turn the blades to feather when
the propeller is rotating.
6.
Select the statement(s) pertaining to setting the propeller to a low blade angle.
a.
Unpressurized engine oil is routed to the pitch change assembly.
b.
High pressure oil is routed to the servo piston through the prop shaft.
7-6 PROPELLER
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