WT-9 Dynamic Club S FLIGHT MANUAL Section 2 Page 2-
Speed IAS
Remarks
km/h MPH knots
V
A
Manoeuvring speed
165
103 88
Do not make full or abrupt control
movement above this speed, because
under certain conditions the airplane
may be overstressed by full control
movement
V
FE
Maximum Flap Extended
speed
140 88 75
Do not exceed these speeds with the
given flap setting.
2.3 Airspeed indicator markings
Airspeed indicator markings and their colour-code significance are shown below:
Marking IAS value or range Significance
km/h MPH knots
White arc
65 – 140
40 - 88
35 - 75
Positive Flap Operating Range. ( Lower limit
is maximum weight 1.1 V
SO
in landing
configuration. Upper limit is maximum speed
permissible with flaps extended positive.)
Green arc
70 – 230 43 - 143 37 - 124
Normal Operating Range. ( Lower limit is
maximum weight 1.1 V
S1
at most forward c.g.
with flaps and landing gear retracted ( if
retractable ). Upper limit is V
.
Yellow arc
230 – 280
143 - 174
124 - 150
Manoeuvres must be conducted with caution
and only in smooth air.
Yellow triangle 100 62 53
Minimum Approach speed
Yellow line 165 103 88
V
A
Manoevring speed
Red line 280 174 150
Maximum speed for all operations.
2.4 Powerplant
Engine Manufacturer: ROTAX-Bombardier, Gunskirchen
Engine Models: ROTAX 912 ULS
Maximum Power - Take-off: 73,5 kW / 100 HP
Continuous: 69 kW / 93,8 HP
Maximum Engine Speed – Take-off: 5800 1/min ( 5 min )
Continuous: 5500 1/min
Maximum Cylinder Head Temperature: 135 ° C
Maximum Oil Temperature: 130 ° C
Maximum Coolant Temperature: 120 ° C
Oil Pressure: Minimum: 0,8 bar ( 12 psi )
Maximum: 7 bar ( 102 psi )
Fuel Pressure: Minimum: 0,15 bar ( 2.2 psi )
Maximum: 0,4 bar ( 5.8 psi )
Fuel Grade: the following fuels can be used:
min. RON 95
Date: 8.12.2003 / Rev.: 1 „Appr“