Aerospool WT-9 Dynamic - Powerplant Instruments

1.6.8.3.1 Powerplant instrument
According to option of the customer are mounted round one–purpose needle
instruments or multiple instrument FLYdat on the instrument panel. The FLYdat
represents an instrument especially developed for ROTAX aircraft engines for
indication and acquisition of engine operating data readily accessible for the pilot.
The operating data is permanently compared with the engine specific operating limit.
If the signalled operating data exceeds the stored operating limit, the FLYdat will
warn the pilot by the warning light ( annunciator ).
FLYdat indications and their significance are shown below:
Display field Designation Unit Resolution
1 Engine speed rpm 1
2 Hours of operation h 0,1
3 Exhaust gas temperature cylinder PTO*
o
C or
o
F 1
4 Exhaust gas temperature cylinder MS**
o
C or
o
F 1
5 Cylinder head temperature
o
C or
o
F 1
6 x)
7 Oil temperature
o
C or
o
F 1
8 Oil pressure bar 0,1
x) Arrow indicating the line of cylinders from which the exhaust gas temperature is
picked up. Arrow denotes left line of cylinders
Arrow denotes right line of cylinders
* Cylinder PTO is at power take off side
** Cylinder MS is at the magneto side
The FLYdat has been configured for ROTAX 912 UL engine by the manufacturer.
The following warn- and alarm limits are stored:
Display Unit Warn limit
Alarm limit
Engine speed rpm
5 800
6 000
Exhaust gas temperature EGT
o
C
880
900
Cylinder head temperature CHT
o
C
150
160
Oil temperature
o
C
140
150
Oil pressure maximum bar
6,0
8,0
Oil pressure minimum bar
2,0
1,0
Date: 01.03.2002 WT-9 Dynamic Section 1 Page 1 - 16