Piper TURBO ARROW III User Manual

Figure 11-33. Slip Ring End Bearing Figure 11-34. Testing Alternator
Assembly
TABLE XI-II. ALTERNATOR SPECIFICATIONS
Aircraft Model PA-28R-201 PA-28R-201T
Alternator Model ALY 6422 ALX 9425A
Voltage 12-volts 12-volts
Rated Output 60 amperes 65 amperes
Ground Polarity Negative Negative
Rotation Bi-Directional Bi-Directional
Rotor
Current Draw (77°F) 3.0 to 3.3 amps @ 12.0-volts 2.4 to 4.0 amps @ 12.0-volts
Resistance (77°F) 3.6 to 3.9 ohms 3.0 to 5.0 ohms
Output Test (77°F)
Volts 12.8 14.2
Amperes Output 10.0 65.2
Field Amperes 3.15 3.45
Alternator RPM 1730 min. 5000 min.
Revised: 2/13/89
2H18
CHEROKEE ARROW III SERVICE MANUAL
ELECTRICAL SYSTEM

Piper TURBO ARROW III Specifications

General

Manufacturer	Piper Aircraft
Model	Turbo Arrow III
Horsepower	200 hp
Max Takeoff Weight	2, 900 lbs
Fuel Capacity	72 gallons
Service Ceiling	20, 000 ft
Seating Capacity	4
Type	Single-engine piston
Propeller	Constant-speed
Landing Distance	1, 200 ft