Ops Limits Flashcards
Nr - Transient (Yellow)
(Power On)
101-107%
91-95%
Nr - Continuous (Green)
(Power On)
95-101%
Nr - Minimum
Except for Idle & Transient (Red)
(Power On)
91%
Main Rotor Overspeed
⭐️- 127%
⭐️⭐️- 137%
⭐️⭐️⭐️- 142%
Nr - Autorotation, Maximum
110%
(120% for FCF)
Nr - Autorotation, Transient
(Power Off)
105-110%
Nr - Autorotation, Normal
(Power Off)
90-105%
Nr - Autorotation, Min Single Engine GA
95%
ENG % TRQ - 12 Sec Trans > 80 KIAS
100-144%
ENG % TRQ
12 Sec Trans < 80 KIAS
120-144%
ENG % TRQ - Continuous > 80 KIAS
0-100%
ENG % TRQ - Continuous < 80 KIAS
0-120%
ENG % TRQ - 12 Sec Trans (Single Engine only)
135-144%
ENG % TRQ - Continuous (Single Engine only)
0-135%
Engine Nf
12 Second
105-107%
Engine Nf
Maximum
105%
Engine Nf
Transient
101-105%
91-95%
Engine Nf
Continuous
95-101%
Engine Nf
Min (EX Idle & Trans)
91%
Engine Nf
Avoid Ranges
20-40%
60-90%
Main Xmsn Oil Temp
Maximum
140 Degrees
Main Xmsn Oil Temp
Precautionary
105-140 Degrees
Main Xmsn Oil Temp
Continuous
-50 - 105 Degrees
Main Xmsn Oil Pressure
Maximum
130 PSI
Main Xmsn Oil Pressure
Precautionary
65-130 PSI
Main Xmsn Oil Pressure
Continuous
30-65 PSI
Main Xmsn Oil Pressure
Idle & Transient
20-30 PSI
Main Xmsn Oil Pressure
Minimum
20
Main Xmsn Oil Pressure
Caution Light
14 +/- 2 PSI
Engine Start Abort Criteria:
No TGT Rise within
45 Seconds
Engine Start Abort Criteria:
No Eng Oil Press within
45 Seconds
Engine Start Abort Criteria:
No Nf or NR Indications within
45 Seconds
Engine Start Abort Criteria:
Starter Caution Light Out before
52% Ng
Engine Start Abort Criteria:
TGT Reaches 851 C before
63% Ng
TGT DEG C
12 Sec Transient
903-949
TGT DEG C
2.5 Min Transient (Contingency Power)
TGT Limiting
878-903
881-901
TGT DEG C
Start Abort Limit
851
TGT DEG C
10 Minute Limit
TGT Limiting
851-878
857-875
TGT DEG C
30 Minute Limit
810-851
TGT DEG C
Normal
0-810
Engine Ng
12 Sec
102-105%
Engine Ng
Maximum
102%
Engine Ng
30 Min Limit
99-102%
Engine Ng
Continuous
0-99%
Engine Oil Temp
Maximum
150 Deg C
Engine Oil Temp
30 Min Limit
135-150 Deg C
Engine Oil Temp
Continuous
-50 -135 Deg C
Engine Oil Pressure
Maximum
120 PSI
Engine Oil Pressure
5 Min Limit
100-120 PSI
Engine Oil Pressure
Normal Operation
26-100 PSI
Engine Oil Pressure
Idle
22-26 PSI
Engine Oil Pressure
Minimum
22 PSI
VNE KIAS
193 KIAS
Bank w/ PRI SVO PRESS
30 Deg
Max Wind for Start
45 Knots
Max Nr Rotor Brake
76%
Engine Starter Limits
OAT < 16 Deg C
1st-1 min
2nd-3 min
3rd-1 min
4th-30 min
Engine Starter Limits
OAT 16-52 Deg C
1st-1 min
2nd-30 min
Engine Out Audio
55% Ng
Low Rotor Audio
95% Nr
Landing Limits
GW < 16,825
Level: 540 FPM
Slope: 360 FPM
Landing Limits
GW > 16,825
Level: 300 FPM
Slope: 180 FPM
One Hyd Sys/SAS Inop
170 KIAS
Two Hyd Sys/SAS Inop
150 KIAS
Two Hyd Sys/SAS Inop (IMC)
140 KIAS
Airspeed Limits
One Engine Inop
130 KIAS
Airspeed Limits:
Max Auto GW < 16,825 Lbs
150 KIAS
Airspeed Limits
Max Auto GW>16,825
130 KIAS
Airspeed Limits
Side/Rearward Flight
45 KIAS
Airspeed Limits
Extend Landing Light
130 KIAS
Airspeed Limits
Landing Light Extended
180 KIAS
Airspeed Limits
Extend Searchlight
100 KIAS
Airspeed Limits
Searchlight Extended
180 KIAS
Airspeed Limits
Doors Open (No Soundproofing)
145 KIAS
Airspeed Limits
Move Cabin Doors
130 KIAS
Airspeed Limits
Open/Close Gunners Window
170 KIAS
Airspeed Limits
Autorotate w/Stab Auto Failure
120 KIAS
Weight Limitations
Cargo Hook
8,000 Lbs
Weight Limitations
Rescue Hoist
600 Lbs
Weight Limitations
H-Bar
600 Lbs
Weight Limitations
FRIES Bar (Full EXT)
1300 Lbs
Weight Limitations
FRIES Bar (Int Pos)
1800 Lbs
Weight Limitations
CORS
1560 Lbs
Weight Limitations
Rappel Attach Points
4,000 Lbs
Weight Limitations
Max of ___ Gunners Belts
2
Back Up Pump Limits
<33 Deg C: Operate Unlimited
33-38 Deg C: Operate 24 Mins. Cool 72 Mins
>38 Deg C: Operate 16 Mins. Cool 48 Mins
APU Operating Limits
Eng/Rotor Operating
OAT: > 43 Deg C
Time: 30 Mins
APU Operating Limits
APU Only
OAT: 51Deg C
Time: Continuous
Slope Landing Limits
Nose Up/Left/Right
15 Deg
Slope Landing Limits
Nose Down
6 Deg
Airspeed Limits
Max FWD Touchdown GS
60 KGS
Airspeed Limits
Landing Speed w/ Tail Wheel Unlocked
25 KGS
Engine Nf
Overspeed
120 +/- 1
Engine Ng
Overspeed
110 +/- 2
Minimum ETF for One Eng
.85
Minimum ATF
.90
Right WOW Switch
AC Under-frequency
CDU MX PGs
IAHHS
Left WOW Switch
Back Up Pump Thermal Switch
Back Up Pump Auto Operation
Hydraulic Leak Test (LDI)
Low Rotor Audio
AFCC MX Checks
IFF Mode 4
Retracted Probe Refueling
AN/ALE-47
IAHHS
Windshield Wiper Override
Weight Limitations
MARS:
5,000 Lbs
Slope Landing Limits:
Reduce ___ for every ___ wind.
2 Deg
5 Kts
Slope Landing Limits:
Landing with downslope wind > ___ ______ be conducted.
15 Kts
Shall Not
XMSN:
At 100% Nr on the ground and during level flight XMSN PX should be:
50-55 PSI
XMSN:
Make a 781 entry if not steady, or drops below:
45 PSI
Normal XMSN Oil Pressure (Slopes)
10 Deg Slope: 30-35 PSI
15 Deg Slope: 10-15 PSI
Hoist OAT Limit
-40 Deg C to 60 Deg C
Droop Stops Out
75% Nr
Droop Stops In
50% Nr
IR Searchlight Limits
Max Watt w/IR Filter
250 Watts
IR Searchlight Limits:
Max Operating Time w/o Rotors Turning
5 Mins
De/Anti-Ice Op Limits:
Blade De-Ice
Windshield Anti-Ice
21 Deg C
21 Deg C
Eng Inlet Anti-Ice:
Cannot Be On
May Be On
Must Be On
> 13 Deg C
4-13 Deg C
< 4 Deg C
Icing Limits:
NO windshield Anti-Ice, Pitot Heat, Eng Anti-Ice, Eng Inlet Anti-Ice
4 Deg C or below and Visible Liquid Moisture.
Icing Limits
NO Blade De-Ice
Trace
Icing Limits
Blade De-Ice On & Everything Else
Moderate
Intentional flight into know _____ turbulence is prohibited.
Severe
Intentional flight into ______ is prohibited
Thunderstorms
Intentional flight into ____ with a sling load attached and an inoperative ___.
Turbulence
Collective pitch control friction
