MD Helicopters MILVIZ MD530F, Rotorcraft Flight Manual, Page: 125 / 326

MD 500
(Models 369HE/HS/HM) ROTORCRAFT FLIGHT MANUAL CSP
−
HE/HS
−
1
Normal Procedures
FAA Approved
Revision 7
4
−
17
If rotor and engine rpm indicator needles are not superimposed,
CAUTION
shut down engine.
NOTE
:
‘‘Superimposed’’ means within 1/2 needle width. The relative positions of the
superimposed needles should remain constant during powered flight.
e
Start pump AS REQUIRED
4
−
4. ENGINE RUN
−
UP
NOTE
: Checks with an asterisk
(
*
)
need only be performed prior to the first flight of the
day. Insure that an
“Auto Reignition Check” is performed prior to flying into falling
or blowing snow.
NOTE
: C20
−
Refer to Section II
“Power turbine (N
2
) speed limits
−
speed avoid
range”.
e
Electrical power
SELECT
e e
External start: Set BATTERY/EXT PWR switch to
BATTERY, disconnect external power source.
e
Set generator (GEN) to ON (GEN OUT caution light out;
ammeter will show charge)
CHECK
OPERATE AND CHECK
e
Cyclic friction RELEASE AND SET AS
DESIRED
e
Avionics (as required)
ON AND CHECK
e
Twistgrip
FULL OPEN
Check for unusual aircraft vibration or noise while accelerating
CAUTION
from ground idle to flight idle. If any unusual vibration or noise
occurs, this may be an indication of a loose or defective tailrotor
dirveshaft damper. Shut aircraft down and advise maintenance.
Avoid rapid acceleration when parked on slippery surfaces.
CAUTION
NOTE
: If the engine has been shut down for more than 15 minutes, stabilize at idle for
1 minute before increasing power.