Interior And Prestart Check - Bell BHT-206L3-FM-1 LongRanger-III Flight Manual

DOT APPROVED
BHT-206L3-FM-1
2-16. INTERIOR AND
PRESTART CHECK
1.
Cabin interior - Clean;
equipment secured.
I
2. Fire extinguisher - Condition
and security.
3. Cabin loading - Refer to BHT-
206L3-MD-1 to maintain CG within
limits.
4. Passenger seat belts - Secured.
5. Copilot seat belt - Secured (if
solo).
6. Doors - Secured.
7.
Flight controls - Loosen
frictions; check freedom of
travel; position for start. Tighten
frictions as desired.
8. Throttle - Check freedom of
travel and IDLE REL operation.
Return to closed position.
9. LDG LTS switch - OFF.
10. ENGINE ANTI-ICING switch -
OFF.
11. HYDRAULIC SYSTEM switch -
ON.
12. Radio and navigation equipment
- OFF.
13. ALTIMETER - Set to field
elevation.
14. Instruments - Static at zero.
15. FREE AIR temperature - Note
indication.
16. Overhead switches - OFF.
NOTE
Effective helicopter S/N 51001
through 51389: For daylight
operations, ensure INST LT switch
(rheostat) is OFF. If the INST LT
switch Is on, the caution lights
can be dimmed and may not be
visible.
Effective helicopter S/N 51390 and
subsequent: With the INST LT
switch (rheostat) on and CAUTION
LIGHT switch positioned to DIM,
the caution lights are dimmed to a
fixed intensity and can not be
adjusted by the INST LT switch.
17. Overhead circuit breakers - In.
BOTH FUEL BOOST PUMPS
SHALL BE ON DURING ENGINE
OPERATION.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
BAT switch - ON for battery or
GPU start.
BAT switch - OFF for battery
cart start.
Observe ENG OUT, TRANS OIL
PRESS. ROTOR LOW RPM. and
GEN FAIL caution/warning' light
segments illuminated and
applicable audio signal(s)
operative.
External power - Connected (if
used).
Applicable RPM audio signals -
Check.
WRN HORN MUTE button (if
installed) - Press to mute.
CAUTION LT TEST button -
Press to test.
TOT LT TEST button - Press;
ensure red light on TURB OUT
TEMP gage illuminates.
FUEL VALVE switch - ON,
guard closed. Check FUEL
pressure indication.
FUEL QTY - Check.
Rotor low RPM audio - Check
as follows (if WARN HORN
MUTE button is installed,
disregard):
Rev. 4 2-9