Piper Navajo PA-31 Service Manual page 26

PIPER NAVAJO SERVICE MANUAL
TABLE II-I. LEADING PARTICULARS AND PRINCIPAL DIMENSIONS (cont.)
MODEL
PA-31 (Series)
PROPELLER (cont.)
3 Blades
Manufacturer
Type
Hub
Hartzell
Constant Speed Feathering
HC-E3YR-2. HC-E3YR-2T
HC-E3YR-2A. HC-E3YR-2AT
HC-E3YR-2AF
HC-E3YR-2ALF
HC-E3YR-2ATF
HC-E3YR-2ALTF
C8468-6R
FC8468-6R
FC8468- 7R
FJC8468-6R
FJC8468-7R
Blade
Diameter
Blade Angle, Low Pitch
80 in. (Max.) 78 in. (Min.)
13.0 13.2
13.4
Blade Angle, High Pitch
(Feathered)
Governor Control
Governor Model
82
°
± 1.0
Hartzell
F-6-11S or F-6-11A
F-6-24
. F-8-11A F-8-24 F-6-24L
F-8-24L F-8-48L F-8-48LZ
(3) PA-31 325 ONLY
(4) PA-31-325 LTIO-540-F2BD ONLY
(5) PA-31-325 TIO-540-F2BD ONLY
(11) ELIGIBLE ON TIO-540-A2A. A2B. A2C ENGINES ONLY
(12) ELIGIBLE ON TIO-540-A2A A2B ENGINES ONLY
(13) ELIGIBLE ON T10-540-A2C ENGINES ONLY
(14) ELIGIBLE ON ALL TIO-540 SERIES ENGINES WITHOUT THE SUFFIX LETTER "A" IN
THE ENGINE SERIAL NUMBER AND WITHOUT HARTZELL SYNCHROPHASER
(15) ELIGIBLE ON TIO-540-A2C ENGINES WITH THE SUFFIX LETTER "A" IN THE ENGINE
SERIAL NUMBER AND WITHOUT HARTZELL PROPELLER SYNCHROPHASER
(16) ELIGIBLE ON TIO-540-A2C ENGINES WITHOUT THE SUFFIX LETTER "A" IN THE
ENGINE SERIAL NUMBER AND WITH HARTZELL PROPELLER SYNCHROPHASER
(RIGHT ENGINE ONLY).
(17) ELIGIBLE ON TIO-540-A2C ENGINES WITH THE SUFFIX LETTER "A" IN THE ENGINE
SERIAL NUMBER AND WITH HARTZELL PROPELLER SYNCHROPHASER (RIGHT
ENGINE ONLY).
(22) ELIGIBLE ON TIO-540-AIA, A1B, A2A A2B
(23) ELIGIBLE ON ALL TIO-540 SERIES AND LTIO-540-2BD ENGINES
(24) ELIGIBLE ON TIO-540-A2A. A2B. A2C
Revised: 1/29/82
HANDLING AND SERVICING
1B2