Appendix 1. Graphic Profiles of Endurance Test Schedules
1. Engines other than certain rotorcraft engines, § 33.87(b).
150-Hour Endurance Test Cycles 1-15 Figure 1
150-Hour Endurance Test Cycles 16-25 Figure 2
2. Rotorcraft engines with a 30-minute OEI power rating, § 33.87(c).
150-Hour Endurance Test Cycles 1-15 Figure 3
150-Hour Endurance Test Cycles 16-25 Figure 4
3. Rotorcraft engines with a continuous OEI rating, § 33.87(d).
150-Hour Endurance Test Cycles 1-15 Figure 5
150-Hour Endurance Test Cycles 16-25 Figure 6
4. Rotorcraft engines with a 2½ OEI rating, § 33.87(e).
a. § 33.87(b) and § 33.87(e)
150-Hour Endurance Test Cycles 1-15 Figure 7
150-Hour Endurance Test Cycles 16-25 Figure 8
b. § 33.87(c) and § 33.87(e)
150-Hour Endurance Test Cycles 1-25 Figure 9
c. § 33.87(d) and § 33.87(e)
150-Hour Endurance Test Cycles 1-15 Figure 10
150-Hour Endurance Test Cycles 16-25 Figure 11
5. Rotorcraft engines with 30-second and 2-minute OEI ratings, § 33.87(f).
2-Hour Supplemental Endurance Test, Cycle 1 of 4 Figure 12
2-Hour Supplemental Endurance Test, Cycles 2 through 4 Figure 13
A1-1
Figure 1. § 33.87(b), 150-Hour Endurance Test Cycles 1-15 03/09/15 Takeoff - Maximum - continuous A1-2 1/2 min.• -4 1/2 min.
Idle - $ le 5 min.
3 5 1/2 AC 33.87-1A Time ~ Hours
Figure 2. § 33.87(b), 150-Hour Endurance Test Cycles 16-25 03/09/15 Takeoff -
• 30 min.
Maximum - continuous A1-3 1/2 min.• -4 1/2 min.
Idle - → * 5 min.
1 11/2 5 1/2 AC 33.87-1A Time ~ Hours
Figure 3. § 33.87(c), 150-Hour Endurance Test Cycles 1-15 for Rotorcraft Engine with 30-Minute OEI Power Rating 30 Minute OEI A1-4 Pow er Idle Takeoff Maxim um Continuous 5 min.
30 min.
1/2 min.
4 1/2 min.
5 min.
0 1 2.5 3 5.5 6 Time ~ Hours 03/09/15 AC 33.87-1A
Figure 4. § 33.87(c), 150-Hour Endurance Test Cycles 16-25 for Rotorcraft Engine with 30-Minute OEI Power Rating 30 Minute OEI Pow er Idle Takeoff Maxim um Continuous 5 min.
1/2 min.
4 1/2 min.
5 min.
30 min.
30 min.
A1-5 0 1 2.5 3 5.5 6 Time ~ Hours 03/09/15 AC 33.87-1A
Figure 5. § 33.87(d), 150-Hour Endurance Test Cycles 1-15 for Rotorcraft Engine with Continuous OEI Power Rating A1-6
-4 1/2 min.
1/2 min.- • Figure 6. § 33.87(d), 150-Hour Endurance Test Cycles 16-25 for Rotorcraft Engine with Continuous OEI Power Rating • 1 hr. † 11/2 21/2 31/2 Time ~ Hours
• *- 5 min.
Continuous OEI- Takeoff - Maximum - continuous Idle - A1-7
Figure 7. § 33.87(e), 150-Hour Endurance Test Cycles 1-15 for Rotorcraft Engine with Rated 2 ½ Minute OEI Power Rating A1-8
Figure 8. § 33.87(e), 150-Hour Endurance Test Cycles 16-25 for Rotorcraft Engine with Rated 2 ½ Minute OEI Power Rating *9 applications @ TO One last application in 25 cycles 1/2 min. -4 1/2 min.
Time ~ Hours
- +745 min. * * 30 min.
1 1 1/2
• la- 5 min.
2 ½ - min. OEI - Takeoff - Maximum - continuous Idle - A1-9
-4 1/2 min.
for Rotorcraft Engine with Rated 2 ½ Minute and 30-Minute OEI Power Rating 5 1/2 Figure 9. § 33.87(e), 150-Hour Endurance Test Cycles 1-25 *24 applications at 30 min. OEI One last application at 2 ½ - min. OEI 1/2 min.• 3 1/2 Time ~ Hours *-5 min. * mur 1 1 1/2
• la-5 min.
2 ½ - min. OEI - 30 Minute OEI - Takeoff - Maximum - continuous Idle - A1-10
-4 1/2 min.
Figure 10. § 33.87(e), 150-Hour Endurance Test Cycles 1-15 for Rotorcraft Engine with Rated 2 ½ Minute and Continuous OEI Power Rating 1/2 min. 5 1/2 + 1 hr. 1 11/2 21/2 31/2 Time ~ Hours → -2½ min → 4-5 min.
2 ½-min. OEI - Continuous OEI- Takeoff - - Maximum - continuous Idle - A1-11
Figure 11. § 33.87(e), 150-Hour Endurance Test Cycles 16-25 for Rotorcraft 03/09/15 Engine with Rated 2½ Minute and Continuous OEI Power Rating 2 ½-min. OEI - *-2 min *- - 5 min.* Continuous OEI - Takeoff - * 1 hr. *9 applications at Continuous OEI One last application in 25 cycles Maximum - continuous A1-12 1/2 min.→ -4 1/2 min.
Idle - * *-5 min.
1 112 21/2 31/2 5 1/2 AC 33.87-1A Time ~ Hours