Before Starting; External Power - Beechcraft Musketeer Sport III A23-19 Pilot Operating Handbook

SectioniV
Normai Procedures
BEECHCRAFT Sport III
Musketeer A23-19. 19A
BEFORE STARTING
1. Seats - POSITION AND LOCK; Seat Backs - UPRIGHT
2. Seat Belts and Shoulder Harnesses -
FASTEN
3. Parking Brake - SET
4. Ali Avionics - OFF
5. Circuit Breakers - IN
6. Flaps - UP
7. Light Switches - AS REQUIRED
8. Electric Stabilator Trim Switch - OFF (if installed)
9. BADERY & ALT Switch -ON
1 O. ALT Switch - ON (lf external power i s used, turn ALT
Switch - OFF)
11. Fuel Boost Pump -ON (Check for operation, then OFF)
12. Fuel Selector - ROTA TE thru 360° and check for free-
dom of movement, set on tank more nearly fuli (feel for
detent and check visually)
WARNIN G
Do not take off if gages indicate in yellow arc
on either gage (airplanes after compliance with
BEECHCRAFT S.l. No. 0624-281 ).
EXTER NAL POWER
The following precautions shall be observed while using
external power:
1. The Battery Switch shall be ON and all avionics and
electrical switches OFF. This protects t he voltage rag-
ulators and associated e lectrical equipment from volt-
age transients (power fluctuations):
2. The airplane has a negative ground system. Connect
the positive and negative leads of the external power
unit to the corresponding positive and negative
terminais of the airplane's external power receptacle .
3. In order to prevent arcing, no power shall be supplied
while the connection is being made.
4-6
October 1979