Thrush Aircraft S2RHG-T65 TURBO THRUSH Maintenance Manual page 65

THRUSH AIRCRAFT, INC - MODEL S2RHG-T65 TURBO THRUSH
POWERPLANT AND PROPELLER
GENERAL DESCRIPTION...........................................................................................3
AIR CLEANING SYSTEM ............................................................................................ 3
POWERPLANT ............................................................................................................3
DESCRIPTION AND OPERATION ......................................................................... 3
ENGINE BUILDUP .................................................................................................. 5
ENGINE REMOVAL ................................................................................................6
ENGINE INSTALLATION.............................................................................................9
DESCRIPTION AND OPERATION ............................................................................ 11
PROPELLER AND BETA FEEDBACK MECHANISM............................................... 11
CONSTANT SPEED UNIT (CSU)............................................................................... 12
PROPELLER OVERSPEED GOVERNOR ................................................................. 15
ENGINE POWER AND PROPELLER CONTROLS (FCU) ........................................ 15
PROPELLER SPEED SELECT AND FEATHERING CONTROL .......................... 16
PROPELLER SETTINGS ......................................................................................16
PROPELLER MAINTENANCE................................................................................... 17
PROPELLER REMOVAL ...................................................................................... 17
PROPELLER INSTALLATION............................................................................... 18
CONSTANT SPEED UNIT (CSU) REMOVAL ....................................................... 19
CONSTANT SPEED UNIT (CSU) INSTALLATION ............................................... 20
PROPELLER CSU HIGH RPM ADJUSTMENT..................................................... 21
PROPELLER OVERSPEED GOVERNOR REMOVAL ......................................... 21
PROPELLER OVERSPEED GOVERNOR INSTALLATION ................................. 21
RIGGING INSTRUCTIONS ........................................................................................ 22
AIRFRAME CONTROL LINKAGES....................................................................... 22
PROPELLER REVERSING INTERCONNECT LINKAGE ..................................... 22
FRONT LINKAGE..................................................................................................22
REAR LINKAGE ....................................................................................................23
CONDITION LEVER LINKAGE ............................................................................. 24
PROPELLER RIGGING ........................................................................................ 24
ENGINE RIGGING CHECKS AND ADJUSTMENTS ................................................. 25
GROUND IDLE ADJUSTMENTS .......................................................................... 25
FLIGHT IDLE ADJUSTMENTS ............................................................................. 25
PROPELLER GOVERNOR CHECK...................................................................... 25
MAX PROPELLER SPEED CHECK...................................................................... 26
OVERSPEED GOVERNOR CHECK..................................................................... 26
FEATHERING CHECK.......................................................................................... 26
REVERSE MAX POWER CHECK......................................................................... 26
GROUND OPERATION PROPELLER PITCH STOP............................................ 26
Effective: 9/16/05
AIRCRAFT MAINTENANCE MANUAL
SECTION 4
TABLE OF CONTENTS
4-1