Diamond DA 40 Flight Manual page 130

Normal Operating
Procedures
The use of an external pre-heater and external power source
is recommended whenever possible, in particular at ambient
temperatures below 0 °C (32 °F), to reduce wear and abuse
%
to the engine and electrical system. Refer to Section 4B.8 -
%
STARTING THE ENGINE WITH EXTERNAL POWER.
Pre-heat will thaw the oil trapped in the oil cooler, which can
be congealed in extremely cold temperatures. After a warm-
up period of approximately 2 to 5 minutes (depending on the
ambient temperature) at 1500 RPM, the engine is ready for
take-off if it accelerates smoothly and the oil pressure is
normal and steady.
6. Ignition switch . . . . . . . . . . . . . . . . . . . . . . . START
When Engine Fires:
7. Mixture control lever . . . . . . . . . . . . . . . . . . rapidly move to RICH
8. Oil pressure . . . . . . . . . . . . . . . . . . . . . . . . . green sector within 15 sec
9. Electrical fuel pump . . . . . . . . . . . . . . . . . . . OFF
If the oil pressure has not moved into the green sector within
15 seconds after starting, SWITCH OFF ENGINE and
investigate problem.
10. Master switch (ALT) . . . . . . . . . . . . . . . . . . . ON
11. Ammeter . . . . . . . . . . . . . . . . . . . . . . . . . . . check
12. Fuel pressure . . . . . . . . . . . . . . . . . . . . . . . . check (14 PSI to 35 PSI)
13. Annunciator panel . . . . . . . . . . . . . . . . . . . . check
END OF CHECKLIST
Page 4A - 14
CAUTION
WARNING
Rev. 8 01-Dec-2010
DA 40 AFM
Doc. # 6.01.01-E