P/N 140-590035-0005TC13
Feb 28, 2011
Page 2 of 2
Read the following in place of the existing procedures that precede the CAUTION on
Page 23. The CAUTION and remaining procedures are unchanged.
THREE GREENS NOT INDICATED
Annunciators.............................................................. Test
Are all gear locked down as shown by standby indicators?
HYD SUPPLY pressure ............................................. Check
If low:
MAIN HYDRAULIC FAILURE procedure,
Sub-section 4.05, ABNORMAL PROCEDURES ....... PERFORM
If normal:
Is nose wheel (only) up (no green nose indicator lit)?
DUMP VALVE ............................................................ OPEN slowly to heat nose gear.
Maintain cabin pressure.
F/DK VLV ................................................................... OPEN to add heat and cabin
pressure.
Altitude ...................................................................... Reduce as appropriate to terrain
Wait as long as fuel and other circumstances permit.
If nose gear remains locked ...................................... Refer to Lower Gear with Hand
Pump procedure.
If three greens indicated:
DUMP VALVE ............................................................ As required
F/DK VLV ................................................................... As required
Make a normal landing.
Lower Gear with Hand Pump
HORN .......................................................................... Pull circuit breaker (DA-D, K1)
EGPWS ....................................................................... Pull circuit breaker (DA-A, F8)
AUX HYD SYSTEM ..................................................... Pull handle - Do not reset
HAND PUMP ............................................................... Operate
YES
NO
Make a normal landing
NO
YES
Refer to Lower Gear with
Hand Pump procedure.
For Training Purposes Only