SusiAir PILATUS PORTER PC6, Maintenance Program

Page: 141 / 248

Form. ASI-PC6-Engine Removal
Reissued: 2
Revision: 1
Date: July 2020 Page 25 of 25
ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE
WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH)
NO. CHECK TARGET ACTUAL
7
Engine Performance Ref: AMM 71-00-00
Target Torque Pressure psi psi
Fuel flow (Actual minus 23 lb / hr
or 3.4 gal / hr)
lb / hr lb / hr
Target Ng % Ng % Ng
Maximum ITT 0 C 0 C
8
Reverse Power Setting
Np 1880 - 1925 rpm (85.5 - 87.5 %) rpm
Torque psi psi
9
Propeller Overspeed Governor
Test Lever Selected to:
TEST
1880 - 1920 rpm (85.5 - 87.3 %)
rpm
NORMAL
1980 - 2000 rpm (90.0 - 90.9 %)
rpm
10
Acceleration
64 % – 90 % Ng
Deceleration
85% to 60% Ng or low idle speed
(Whichever comes first)
2.5 – 4 secs
Maximum 6-12 secs
(Dependent upon altitude)
secs
secs
altitude (kFt)
Manual Override (MOR)
(Aircraft with SB 164)
Use Toggle Switch In Small Increment Increase to 15% above Idle OK?
(REF. to WARNINGS and CAUTIONS in
Check 11)
(Max Increase less than 4 %
per Second)
Decrease To Idle OK?
(Max Decrease less Than 4%
per Second)
12 Oil Pressure
80 -100 psi psi
13 Generator (Ref. 24-30-00)
Online by 60% Ng % Ng
14 Suction (High Idle)
4.5 – 5.2 in. Hg in. Hg
15 Engine Rundown Time After Stop
MIN 30 secs secs
Additional
Generator Check (High Idle Under Load) 27.75 – 28.25 VDC VDC
After Engine Run
Check Eng. For Signs of Fuel/Oil/Air Leaks NO LEAKS FOUND OK?
Safety All Screws, Bolts, Locknuts as Req. OK?