Page 35
Sub-section - 4.05
ABNORMAL PROCEDURES
FAA Approved
Original Issue: Feb 28, 2006
Hawker 850XP Pro Line 21 Airplane Flight Manual
HYDRAULIC SYSTEM OVERHEAT
During Taxi (High Ambient Temperatures)
Cycle the flaps twice over the operating range. If warning extinguishes, continue taxi. If warning
remains illuminated, have fault corrected before flight.
During Flight
No in-flight action.
HYDRAULIC AUXILIARY SYSTEM LOW FLUID LEVEL
AUX HYD LO LEVEL annunciator is illuminated whenever the auxiliary system is used.
If this annunciator illuminates without using the auxiliary system, it indicates insufficient hydraulic
fluid may exist for extension of the gear and flaps while using the auxiliary system.
OVHT
HYD
LO LEVEL
AUX HYD
For Training Purposes Only