Page 2-42
Pilot’s Operating Manual
Revision A1: Nov, 2002
Sub-section 2
ENGINES
Hawker 800XP Pro Line 21
Section III - SYSTEMS DESCRIPTION
Autostow
The stow sequence (autostow) will always be activated when at least one pair of door latches on the
same side of the reverser is not locked and a valid deploy signal is not present, irrespective of the
position of the POWER switch. If the POWER switch is off the reverser will stow.
Automatic Thrust Lever Retard/Autostow System
The thrust lever retard system will automatically move the engine FCU engine thrust lever arm to the
idle position when a stow or overstow condition is recognized. If both door latches on the same side of
the reverser move towards an abnormal position, both door latch microswitches will automatically ARM
the reverser and initiate a stow cycle (autostow) which in turn activates the thrust lever retard system to
force the engine thrust lever to move to the idle position.
SYSTEM SAFETY
A reverse thrust selector installed to each engine thrust lever is operable only when the associated
thrust lever is fully retarded to the engine idle position. Detents locate the selector in either the stow or
deploy positions. When on the ground, the reverser doors may be secured in either the stowed or
deployed positions by use of safety pins with flags attached.
PRESSURE
RELEASE
VALVE
THERMAL
RELIEF
VALVE
SYSTEM
TO OPPOSITE
T/R SYSTEM
ISOLATION
SWITCH
LATCH
INBOARD
OUTBOARD
DOOR LATCH ASSEMBLY
STOW
DEPLOY
FAN
FLAP
ACTUATOR
FAN
FLAP
ACTUATOR
PRIMARY
ACTUATOR
T/R ACCUMULATOR
CONTROL
(SELECTOR)
VALVE
1
2
1
1
2
1
3
3
FUEL
CONTROLLER
THROTTLE
RETARD
ACTUATOR
IDLE
POSITION
PRESSURE
HYDRAULIC
PRESSURE
LINE FROM
AIRPLANE
HYDRAULIC
RETURN LINE
TO AIRPLANE
SYSTEM
1. Latch Switch
2. Unlatch Switch
3. Latch Actuator
Door Latch Assembly Legend
Figure 11
Thrust Reverser Operating Mode - Overstow and Latch
Содержание Hawker 800XP
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