Cessna 402C - Page 50

MODEL 402C EMERGENCY PROCEDURES
(ABBREVIATED PROCEDURES)
_ .. ",,/
LANDING GEAR EMERGENCY PROCEDURES
HYD PRESS LIGHT REMAINS ILLUMINATED AFTER GEAR CYCLE
1. Landing Gear Switch - RAPIDLY RECYCLE.
2. If HYD PRESS light still illuminated:
a Landing Gear - DOWN.
b. GEAR HYD Circuit Breaker - PULL.
c. If HYD PRESS light remains illuminated - LAND as soon as practical tol
prevent damage to the hydraulic systems and/or components.
LANDING GEAR DOWN AND LOCKED LIGHT ILLUMINATED WITH GEAR
HANDLE
UP AND HYD PRESS LIGHT OUT
1. Pertorm "LANDING GEAR WILL NOT EXTEND HYDRAULICALLY" Checklist.
LANDING GEAR WILL NOT EXTEND HYDRAULICALLY
1. Airspeed ~ 130 KIAS or less.
2. Landing Gear Switch - DOWN.
3. GEAR HYD Circuit Breaker - PULL.
4. Emergency Gear Extension T-Handle - PULL.
5. Gear Down Lights - ON; Unlocked Light - OFF.
6. If Main Gear does not lock down - YAW AIRPLANE. Airtoads will lock main gear
down II uplocks have released.
7. Gear Warning Hom - CHECK.
8. As soon as praeticai - LAND
.------lcAuTION\ -------,
The landing gear cannot be retracted in flight once the emergency gear
extension T-handle has been pulled. Ground servicing is required.
LANDING GEAR WILL NOT RETRACT HYDRAULICALLY
1. Landing Gear Switch - DOWN.
2. Gear Down Lights - ON; Unlocked Light - OFF.
3. Gear Warning Horn - CHECK.
4. As
soon as practical - LAND.
FLIGHT INSTRUMENTS EMERGENCY PROCEDURES
VACUUM PUMP FAILURE (Attitude and Directional Gyros)
1. Failure indicated by left or right red failure button exposed on vacuum gage.
2. Automatic valve will select operative source.
3. Vacuum Pressure - CHECK proper vacuum from operative source.
OBSTRUCTION OR ICING OF STATIC SOURCE:
1. Alternate Static Source - OPEN.
-----...,.-./ 2. Excess Altitude and Airspeed - MAINTAIN to compensate for change in
caiibration. (See Figures 5-2 and 5-4)
1 November 1979
Revision 4 - 1 December 1983
3-11