UH-1Y Emergency Procedures

Question 1

EMERGENCY SHUTDOWN

Answer 1

• 1. Throttles — CLOSE.
• 2. FUEL — OFF.
• 3. Rotor brake — ON.
• 4. APU — OFF (blank).
• 5. Battery — OFF.

Question 2

APU FIRE

Answer 2

• 1. APU — OFF (blank).
• 2. APU fire PBA — ARM.
• 3. READY/DISCH PBA—DISCHARGE.
• 4. Helicopter — SHUTDOWN.

Question 3

ENGINE HOT START

Answer 3

• 1. Throttle (affected engine) — CLOSE.
• 2. FUEL PBA (affected engine) — CLOSE.
• 3. START PBA (affected engine) — ENGAGE. Motor until MGT decreases below 145 °C or 2-minute automatic timeout is reached.

Question 4

ENGINE FIRE ON START (EXTERNAL)

Answer 4

• 1. Throttles — CLOSE.
• 2. START PBAs — OFF (blank).
• 3. FUEL 1 and FUEL 2 PBAs — CLOSE.
• 4. ENG fire PBA (affected engine) — ARM.
• 5. READY/DISCHARGE PBA — DISCHARGE.

Question 5

DUAL-ENGINE FAILURE DURING TAKEOFF

Answer 5

*1. Autorotation — ACCOMPLISH.

Question 6

SINGLE-ENGINE FAILURE DURING TAKEOFF

Answer 6

• 1. Controls — ADJUST (to control Nr and establish single–engine flight parameters).
• 2. Stores — JETTISON (as appropriate).

Question 7

DUAL HYDRAULIC FAILURE

Answer 7

*1. Land Immediately.

Question 8

ROTOR BRAKE PRESSURIZES IN FLIGHT

Answer 8

*1. Rotor brake handle — STOWED.
If warning light remains illuminated and secondary indications exist:
*2. HYD 1 PBA — OFF (illuminated).
*3. COOLER PBA — HYD 2 (illuminated).
*4. Nr — MONITOR.

Question 9

SCAS HARDOVER

Answer 9

• 1. SCAS — DISENG.

* 2. Aircraft Control – Regain.

Question 10

Complete Loss of Tail Rotor Thrust/Tail Rotor Components (while at a Hover)

Answer 10

• 1. Throttles — IDLE.

* 2. Autorotation — ACCOMPLISH.

Question 11

Complete Loss of Tail Rotor Thrust/Tail Rotor Components (while in Forward Flight)

Answer 11

*1. Autorotation — ACCOMPLISH.

Question 12

Jammed/Fixed Pitch/Loss of Tail Rotor Pitch Control

Answer 12

*1. Use power and airspeed to align the nose.

Question 13

Dual-Engine Failure — HIGE

Answer 13

*1. Autorotation — ACCOMPLISH.

Question 14

Dual-Engine Failure — HOGE

Answer 14

*1. Autorotation — ACCOMPLISH.

Question 15

Dual-Engine Failure In Flight

Answer 15

*1. Autorotation — ACCOMPLISH.

Question 16

Single-Engine Failure — HIGE

Answer 16

*1. Controls — ADJUST (to control yaw and cushion the landing).

Question 17

Single-Engine Failure — HOGE

Answer 17

• 1. Controls — ADJUST (to maintain Nr and establish single–engine flight parameters).
• 2. Stores — JETTISON (as appropriate).

Question 18

Single-Engine Failure In Flight

Answer 18

• 1. Controls — ADJUST (to maintain Nr and establish single–engine flight parameters).
• 2. Stores — JETTISON (as appropriate).

Question 19

Engine Np Underspeed

Answer 19

• 1. Controls — ADJUST (to maintain Nr and establish single–engine flight parameters).
• 2. Stores — JETTISON (as appropriate).

Question 20

Engine Ng/Np Overspeed

Answer 20

*1. Controls — ADJUST (to control Nr).

Question 21

Compressor Stalls

Answer 21

• 1. Controls — ADJUST (to maintain Nr, reduce power, and establish single–engine parameters).
• 2. Stores — JETTISON (as appropriate).

Question 22

Complete Electrical Failure

Answer 22

*1. Check BATT PBA — ON (blank).
If battery power is not restored:
*2. Land immediately.

Question 23

Fuselage Fire In Flight

Answer 23

*1. Land immediately.

Question 24

Dual-Engine Fire In Flight

Answer 24

• 1. Controls — ADJUST (to establish an autorotation).
• 2. Stores — JETTISON (as appropriate).
• 3. Throttles — CLOSE.
• 4. FUEL 1 and FUEL 2 PBAs — CLOSE.
• 5. ENG fire PBAs — ARM.
• 6. READY/DISCH PBA—DISCHARGE.
• 7. Autorotative landing — ACCOMPLISH.

Question 25

Single-Engine Fire In Flight

Answer 25

• 1. Controls — ADJUST (to establish single-engine parameters).
• 2. Stores — JETTISON (as appropriate).
• 3. Throttle (affected engine) — CLOSE.
• 4. FUEL PBA (affected engine) — CHECK CLOSED.
• 5. ENG fire PBA (affected engine) — ARM.
• 6. READY/DISCH PBA—DISCHARGE.

Question 26

Electrical Fire

Answer 26

*1. Affected equipment — OFF and CBs pulled.
If fire persists:
*2. INV 1 and INV 2 PBAs — OFF (illuminated).
If fire persists:
*3. GEN 1 and GEN 2 PBAs — OFF (illuminated).
If fire persists:
*4. Land immediately.

Question 27

Engine-Driven Suction Fuel Pump Failure

Answer 27

*1. XFEED PBA — OPEN (illuminated).

Question 28

MAIN DRIVESHAFT FAILURE

Answer 28

*1. Autorotation — ACCOMPLISH.

Question 29

AUTOROTATIVE LANDING

Answer 29

• 1. Controls — ADJUST (to maintain Nr and desired airspeed).
• 2. Stores — JETTISON (as appropriate).
• 3. Throttles — CLOSE.