Czech sport aircraft PS-28 SportCruiser Operator's Manual download pdf (Page 28)

PS-POH-1-1-11

EASA approved Rev. No.: - Date: 2011-09-01

SECTION 2

LIMITATIONS

2-6

2.12 Engine operating speeds and limits

Engine Model: ROTAX 912 S2

Engine Manufacturer: BRP-Powertrain GmbH

Power

Max. takeoff:

73.5 kW

at 5,800 rpm

(max. 5 min.)

Max. continuous:

69 kW

at 5,500 rpm

Cruising (75%):

51 kW

at 5,000 rpm

Engine

speed

Max. takeoff:

5,800 rpm

(max. 5 min.)

Max. continuous:

5,500 rpm

Cruising (75%):

5,000 rpm

Idling:

1,400 rpm

(minimum)

Oil

pressure

Minimum:

0.8 bar

below 3,500 rpm

Maximum:

7 bar

cold engine starting

Normal:

2 - 5 bar

above 3,500 rpm

Oil

temperature

Minimum:

50 °C

Maximum:

130 °C

Normal:

90 - 110 °C

Cylinder

head temp.

(CHT)

Maximum:

135 °C

Exhaust

gas temp.

(EGT)

Nominal:

800 °C

Maximum:

850 °C

Max. takeoff:

880 °C

Fuel

press.

Minimum:

0.15 bar

Maximum:

0.4 bar

Engine start,

operating

temperature

Minimum:

-25°C

Maximum:

50 °C

Limit of engine operation at zero gravity and in negative “g” condition

Maximum:

5 seconds at max. -0.5 g

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Czech sport aircraft PS-28 SportCruiser Operator's Manual Page 28

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