Limits Flashcards
Engine rpm 1-2
105-107 12 second transient 101-105 transient 95-101 continuous 91-95 transient Avoid 20-40 and 60-90
Main rotor power on rpmr
101-107 transient
95-101 continuous
91-95 transient
Main rotor power off rpmr
110 maximum
105-110 transient
90-105 normal
Engine NG
102-105 12 second transient
99-102 30 minute limit
0-99 continuous
Engine torque 10 second transient
Dual engine above 80 100-144 Dual engine below 80 120-144 Single engine 135-144
APU operations
30 minute - greater than 43c engine/rotor on
Continuous less than 51c engine/rotor off
30 minute cool down if APU Oil Hot caution
Backup pump operations
-52 to 32 unlimited
33-38 24min OP/72 min CD
39-52 16min OP/48 min CD
Engine starter limits
Less than 15 degrees
2 starts 3 min rest 2 starts 30 minute CD
15-52
2 starts 30 minute rest
Windshield heat test
Max 27 FAT
Slope landing limits
Nose up/left/right 15 degrees
Nose down 6 degrees
Decreased by 2 degrees for every 5kts
Max tailwind of 15kts
Landing FPM
Below 16825
540 level 360 slope
Above 16825
360 level 180 slope
Engine torque continuous
Dual below 80 0-120 Dual above 80 0-100 Single 0-135
Engine oil pressure
22-26 idle
26-100 continuous
100-120 5 minute limit
Engine oil temperature
-50 to 135 continuous
135 to 150 30 minute limit
TGT
903-949 12 seconds 878-903 2.5 contingency 851 start abort 851-878 10 minute 810-851 30 minute 0-810 continuous
Transmission oil pressure
65-130 precautionary
30-65 continuous
20-30 transient
30-35 10 degree nose up
10-15 15 degree nose up
Transmission oil temp
-50 to 105 continuous
105-140 precautionary
Vne
Vne 193
Landing/searchlight speeds
Extended 180 for both
To extend
Landing max 130
Search max 100
Gunner window speed
170 max when open
Hyd pump inop speeds
170- 1 pump
150- 2 pumps
140- 2 pumps and imc
SAS inop airspeeds
170- 1 sas
150- 2 sas
140- 2 sas and imc
Cabin door airspeeds
Doors open
Without soundproof 145kts
With 379 soundproof 100kts
One engine inop max speed
130kias
