TECHNICAL DESCRIPTION, OPERATING, MAINTENANCE AND REPAIR MANUAL
Powerplant instrument markings and their colour code significance are shown below:
Instrument
Unit
Red Line
Minimum
Limit
Green Arc
Normal
Operating
Yellow Arc
Caution
Range
Red Line
Maximum
Limit
Tachometer rpm 1 400 1 800 – 5 500 5500–5800 5 800
Oil temperature
indicator
o
C 50 90 – 110
50 - 90
110 - 140
1)
110 – 130
2)
140
1)
130
2)
Cylinder-head coolant
temperature
o
C
90 – 110
50 – 90
110 – 120
120
Cylinder-head
temperature indicator
o
C
150
1)
135
2)
Fuel-pressure indicator
bar 0,15 0,4
Oil-pressure indicator
bar 0,8 2 – 5 0,8 – 2
5 – 7
7
Fuel quantity indicator
l
Yellow light annunciator above the fuel indicator will be
illuminated with the remaining fuel of 7 litre in each fuel tank.
1)
Indication is valid for ROTAX 912 UL engine
2)
Indication is valid for ROTAX 912 S2 engine
1.6.8.3.2 Avionics
The following avionics are mounted in the aeroplane: radios and intercom. These
equipment must be connected with the headphones and with the antenna. The
aeroplane might be equipped with other instruments ( GPS, transponder, or board
computer ). The flight and navigation instruments are mounted as an option of the
customer ( but with respect to the weight limitation of the ultra light aircraft ). Refer
to the Manuals supplied with above mentioned instruments for right operation of the
instruments and for more details.
1.6.8.3.3 Rescue System
Several types of the rescue systems are offered to costumer for choice: Magnum,
USH and BRS. The USH-52 rescue system is described below.
The rescue system USH 52 Speed Softpack from the company USH – záchranné
systémy s.r.o Praha can be mounted as the miscellaneous equipment of the aeroplane
WT-9 Dynamic. This rescue system is designed for the ultralights aircraft with
maximum weight up to 520 kg and with maximum speed of using 300 km/hour. The
triconical type of parachute with 30 parachute gores and square area 105 m
2
with
slider is used for the rescue system. The descent rate of the opened parachute is 6,5
m/sec. The container dimension is 260 x 150 x 500 mm and the total weight is 12,5
kg. The solid fuel rocket engine UPI – PFE – 400 with total impulse of 400 N sec and
time of the burning 0.85 sec is used. The life time of the rescue system is 18 years
with the repacking interval is 6 years.
Date: 01.03.2002 WT-9 Dynamic Section 1 Page 1 - 18
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