DA20-C1 Flight Manual
Supplement 11
Doc # DA202-C1 April 06, 2010 Page S11 - 5
4.4.4. Normal Operation Checklist
Before Taxiing: The Before Taxiing Checklist has been repeated in this section to include
operations with “Pitot Heat” system installed.
Before Taxiing
1. Avionics Master Switch ON
2. Flight Instruments and Avionics set
3. Engine Gauges check
4. Voltmeter check, ensure needle is in the green
arc. Increase RPM to achieve or turn
OFF non-flight essential electrical
consumers
5. Warning Lights, Gen, Canopy, push to test
Start, EPU (if installed)
6. Fuel Prime Check OFF
7. Fuel Pump Check ON
8. Pitot Heat Switch ON
9. Pitot Heat Monitor Light ON, operational and dimmable
10. Pitot Heat Switch OFF
11. Parking Brake release
NOTE
The ground test of the pitot heat should be kept to the minimum
length of time required to verify normal operation (max. 10
seconds). Operation of the pitot heat system on the ground is
unnecessary and will shorten the life of the heaters.
CAUTION
WARM-UP ENGINE TO A MINIMUM OIL TEMPERATURE OF
75° F AT 1000 TO 1200 RPM (ALSO POSSIBLE DURING TAXI).
DO NOT OPERATE ENGINE ABOVE 1000 RPM UNTIL AN OIL
TEMPERATURE INDICATION IS REGISTERED.
5. PERFORMANCE
Revision 25 DOT Approved
There is no change in airplane performance associated with pitot heat operation.
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