Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

DO228 type rating > POH powerplant limitations (section 2) > Flashcards

POH powerplant limitations (section 2) Flashcards

1
Q

what is the maximum torque for normal operation at max power?

A

101.4% (if exceeded refer to maintenance manual)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what is the max ITT at maximum power?

A

923 degrees centrigrade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what is the maximum ITT for RPM below 99%?

A

885 degrees centigrade (except during starting)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is max RPM at max power?

A

101% (maximum continuous RPM)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what is the permitted range of oil pressure at max power?

A

70-120 psi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

what is the permitted range of oil temperature at max power?

A

55-110centigrade continuous

110-127 centigrade for 5 minutes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what is the permitted RPM range at flight idle?

A

96-100%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what is the permitted oil pressure range at flight idle?

A

70-120 psi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what is the permitted oil temperature range at flight idle?

A

55-110 centigrade continuous

110-127 centigrade for 5 minutes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what is the permitted RPM for ground idle?

A

67% minimum sustained

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what is the permitted oil pressure range at ground idle?

A

40-120psi (transients below 40 psi are permitted)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what is the permitted oil temperature range at ground idle?

A

-40 - +110 centigrade continuous

110-127 for 5 minutes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what is the permitted RPM for maximum reverse?

A

93% minimum when landing, 94.5% minimum when static

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what is the permitted oil pressure for maximum reverse?

A

70-120 psi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

what is the permitted oil temperature for maximum reverse?

A

55 to 110 centigrade continuous

1110 to 127 for 5 minutes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what is the max torque for max reverse (static)

A

50%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what is the max ITT for starting?

A

1149 centigrade for 1 second

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what is the permitted oil temperature for starting?

A

-40 to 127 degrees continuous

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

what is the max RPM when the prop is windmilling?

A

0-5% continuously

5-10% for 30 mins

10-18% for 5 mins

18-28% (do not allow windmilling in this range longer than time required to transition through this speed range)

28-100% for 1 minute

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

when can we operate at 18-28% RPM?

A

transients occurring during engine start and shutdown

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

what is minimum RPM during flight?

A

96%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

what is max continuous RPM for normal operation?

A

101% continuous

101-101.4% for 5 minutes

  1. 5- 105.5% for 30 seconds
  2. 6- 106% for 5 seconds

never exceed 106%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what is minimum oil temperature for starting and ground operation?

A

-40 centigrade. if below this preheat oil before start

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

what is minimum oil temperature for takeoff and flight?

A

55 centigrade

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
what is minimum oil temperature for an air start?
4 centigrade
26
what are the oil temperature parameters for ground operation?
55-110 centigrade continuous 110-127 centigrade continuous below 100% torque
27
what is the lower yellow arc (caution range) of RPM?
70-96%
28
what is the green arc (normal range) of RPM?
96%-101%
29
what is the red line (max limit) of RPM?
101%
30
what is the orange triangle limit of RPM and what is it used for?
104% allowed for governor overspeed check only
31
what is the green arc (normal range) of interstage turbine temperature?
300-923 degrees centigrade
32
what is the upper yellow arc of ITT?
885-923 degrees centigrade. 885 is max allowable below 99% RPM except during start
33
what is the red line of ITT?
923 degrees centigrade (max allowed at 100% RPM)
34
what is the orange triangle of ITT?
1149 degrees which is allowed for 1 second during start
35
what is the lower red line of oil temperature?
-40 centigrade
36
what is the lower yellow arc of oil temperature?
-40 - +55
37
what is the green arc of oil temperature?
55-110 centigrade
38
what is the upper yellow arc of oil temperature?
110-127
39
what is the upper red line of oil temperature>
127
40
what is the lower red line of oil pressure?
40psi
41
what is the lower yellow arc of oil pressure?
40-70psi
42
what is the green arc of oil pressure?
70-120 psi
43
what is the upper red line of oil pressure?
120 psi
44
what is the green arc of torque?
0-101.4%
45
what is the upper red line of torque?
101.4%
46
what is the maximum altitude for air starts?
20,000ft (only applicable if certified operating altitude is above 15000ft)
47
what is the minimum airspeed for air starts?
92 IAS
48
what is the minimum oil temperature for air starts?
4 degrees centigrade
49
recite the rules for operating the starter? (cycles 1 to 3)
cycle 1: max 60 sec on min 60 sec off cycle 2: max 60 sec on min 5 mins off cycle 3: max 60 sec on min 1 hr off
50
what is minimum fuel for takeoff?
2 x 115 litres (200lb)
51
what is total fuel?
2441 litres (4251lb)
52
what is total usable fuel?
2386 litres (4156lb)
53
what is the minimum fuel required in each feeder tank for jet pump operation?
10 litres (17lb)
54
what is the max difference in fuel quantity between each wings fuel systems?
700lb
55
with respect to the aileron trim how do we compensate for a fuel imbalance?
10% of aileron trim into the light wing for every 100lb of imbalance
56
what is the maximum lateral asymmetry with a crosswind of more than 15kts and/or landing single engine?
299lb
57
what is the minimum oil quantity per per tank before takeoff?
4.7 litres
58
what is the maximum oil capacity per tank?
5.9 litres
59
what is the maximum usable oil per tank?
5 litres
60
what is the max oil consumption per engine?
1 litre per 13.2 hours
61
can we mix types or brands of oil?
no
62
why can we not turn prop deicing on when the prop is stationary?
this can overheat the heating mats
63
what is the propellor operating speed?
1591 RPM at 100% engine RPM
64
what is the blade angle position with the power lever in FI measured at the 30 inch station?
13 degrees +/- 20

DO228 type rating (22 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions