CH5 Flashcards
NP1/NP2
Avoid 20-40 60-90% except engine start/shutdown
Transient 91-95%
Cont 95-101%
Transient 101-105%
12 Sec Trans 105-107%
NR
POWER ON:
Trans 91-95%
Cont 95-101%
Trans 101-107%
POWER OFF:
Normal 90-105%
Trans 105-110%
Maximum 110%
NG
Cont 0-105%
12 Sec Trans 105-106%
Q (TQ)
Dual Engine
above 80 kts 0-100%
10 sec trans 100-144%
At or below 80 kts 0-120%
10 sec trans 120-144%
Single Engine 0-135%
10 sec trans 135-144%
Engine Oil Pressure
Idle 22-26 PSI
Normal 26-100 PSI
5 min limit 100-120 PSI
Engine Oil Temperature
Cont -20 - 135°
30 min limit 135-150
TGT
Normal 0-793
30 min limit 793-846
10 min limit 846-879
Start/Abort 851
2.5 min cont 879-903
12 sec trans 903-949
Transmission Oil Press
Idle 20-30
Norm 30-65
Precautionary 65-130
Steady State 45-60
>10° up 30-35
>15° up 10-15
Nose up att (+6°) may flux up to 30 mins
Transmission Oil Temp
Cont -20 - 105°
Prec 105 -140°
Backup Pump Hot Weather
(Rotor Static)
Temp Operation Cooldown
-54-32 unl N/A
33-38 24 min 72 mins
39-52 16 min 48 mins
Starter Limits
15°C and below 2 consecutive start cycles, 3 min rest, 2 consecutive, 30 min rest.
Above 15°C up to 52°C 2 consecutive start cycles, 30 min rest period
Slope Limitations
Nose Up/Right/Left 15°
Minus 2° for every 5kts of wind
Nose down 6° 15kts Max tailwind
Landing Gear Limits
GW up to 16825
Level 540fpm slope 360fpm
> 16825
Level 300fpm slope 180fpm
Bank Angle Limit
PRI SERVO FAIL Caution
30°
Windshield Anti-Ice
Do not test if FAT >27°C
High Speed Yaw
Avoid abrupt full pedal inputs >80 knots
APU Operation Hot Weather
43°C and above
Engine & Rotor Operating
30 mins
Engine & Rotor not operating can be operated continuously up to 51°C
If APU OIL HOT caution appears
30 minute cooling period is req, before checking oil level.
Prohibited Maneuvers
Hovering turns greater than 30° per sec.
Intentional maneuvers beyond +/- 30° pitch or 60° roll
2 PCL’s idle/off in flight (throttle chop)
Rearward ground taxi
Landing/Search Light
Landing light
Extended by 130kts Max 180kts
Search light
Extended by 100kts Max 180kts
Rotor Brake
Max NR for emergency use
76%
Routine stop
Engines off NR below 40%, and 150-180PSI applied to stop the rotor not less than 12 sec
Min rotor brake pressure for engine start is 450PSI, Max 690PSI
Single/Dual engine IDLE only, no time limit
Autorotation Airspeed
< 16825 150kts
> 16825 130kts
AS limit VNE
193kts
180kts max AS for
Max Landing light Ext
Max Search light Ext
170kts max AS for
1 HYD Pump inop
1 SAS inop
Max gunner window open
150kts max AS for
2 HYD Pump inop (VMC)
2 SAS inop (VMC)
Max AS Cabin Doors Open
145kts
140kts max AS for
2 HYD Pump inop (IMC)
2 SAS inop (IMC)
Sling load WT up to 8,000
Max AS single engine
130kts
Max AS with Stab Failure
Sling load greater than 8,000
120kts
Max Glide distance (clean config)
110kts
Max glide distance (high drag)
100kts
Recommended Auto AS
80kts
Max GS for Roll-On landing
60kts
Max AS for hover side/rear
Max wind velocity start/stop
45kts
Max AS Side/Rear ERFS/sling
35kts
Max AS Stabilator manual mode
Full down below 40kts
0° above 40kts
EDECU will go into contingency power (2.5min) when what occurs
3% droop between reference and actual NP
NP droops below 96%
Greater than 5% per sec NP droops rate exists, and NP less than or equal to NP reference speed.
(Engine Bleed Air)
Engine anti-ice TQ reduction
-20%
(Engine Bleed Air)
Cockpit/Gunner heater on TQ reduction.
-5%
(Engine Bleed Air)
Engine Anti-Ice and cockpit/gunner heater on TQ Reduction.
-25%
Fuel flow for Engine anti ice and cockpit/gunner heater
Engine anti-ice about 100lbs/hr
Cockpit/gunner about 20lbs/hr
Single/Dual engine start and operation at IDLE with rotor brake on (time limit)
Not time limited
During Rotor Brake Operations. No indications in
NP
TQ
MAIN XMSN PRESS caution illuminated
No.1/No.2 HYD cautions remain
If the stabilator has not begun trailing edge up movement by ______________, and manual control is not available, do not exceed KIAS limits or longitudinal control may be lost.
30 to 50 KIAS
