CJ3 - Limitations Flashcards
(114 cards)
What is max Take Off weight?
13,870
What is the max ramp weight?
14,070
What is max landing weight?
12,750
What is max zero fuel weight?
10,510
During start what’s the ITT max?
1000 degrees
What’s the max ITT temp for 15 seconds and 30 seconds?
> 900 (15 seconds)
>840 (30 seconds)
What’s the max ITT for take off?
877 degrees
Max continuous for the ITT is?
840 degrees Celsius
Max transient temp for the ITT?
891 degrees Celsius (10 seconds)
877 degrees Celsius (5 min)
Describe the engines on a CJ3?
Williams FJ44-3A medium bypassed (2.09 to 1), producing 2780 pounds of static thrust, flat rated to 22 degrees C (72F) at sea level.
What is the idle power setting for N2 both on the ground and in the air?
- 4% - Ground
60. 7% - Air
What is the correct power setting for takeoff N2?
100% N2
What is the max continuous for N2?
100% N2
What is the max transient N2?
100.7% N2 (20 seconds)
What is the takeoff power setting N1, 1 engine and single engine operation?
102.8% 10 mins (1 eng) 5 mins (2 eng)
What is the max power setting N1?
102.8% N1
Max transient power setting N1?
103.9% (20 seconds)
What are the wind limitations for starting the engines?
Tailwind less than 10 knots
Crosswind less than 10 knots
At what oil temp do you need to preheat the engines?
-40 degrees C/F
What’s the max time allowed for a battery to be cold soaked in surface temps -18 C?
2 hours, must be heated above -18 C before start.
If the EIS has been cold soaked below -10 C how long will it take after power is applied before they become usable?
It could take between 1 and 6 minutes.
At what temp is startup not permitted, and why?
Start is not allowed -40C. The FADEC units may generate ENG CTRL SYS FAULT annunciators upon power up.
What is the max airport elevation permitted for engine battery or external power starts?
14,000 feet.
What is the min voltage for a BATT start?
24 volts.