SusiAir PILATUS PORTER PC6, Maintenance Program

Page: 147 / 248

Form. ASI-PC6-Propeller Installation
Reissued: 2
Revision: 1
Date: July 2020 Page 6 of 7
ENGINE GROUND RUN CHECK SHEET - PT6A-27 ENGINE
WITH FOUR BLADE PROPELLER (HARTZELL STC SA377CH)
Use this sheet’s to record engine run result, use in conjunction with task cards.
NO. CHECK TARGET ACTUAL
ENGINE START
ITT (Troubleshoot If More Than 925
°
C) Max. 1090
°
C
°
C
Cabin Heat OFF OK?
1
Low Idle (Minimum Governing) Speed 51 - 53 % Ng % Ng
Fuel Pressure / Boost Pump OFF Light out or 25 ± 5 psi OK?
ITT
°
C
Oil Pressure psi
Oil Temperature
°
C
2
Propeller Governor
Maximum Np
1980 - 2000 rpm (90.0 - 90.9 %)
rpm
Py Disconnected % Ng
Py Connected % Ng
Difference Maximum 0.3% Ng %
Airbleed Link At Minimum
1900 - 1950 rpm (86.4 - 88.6 %)
rpm
Aircraft with SB 161:
Propeller Control Lever At Minimum 1880 - 1900 rpm (85.5 - 86.4 %) rpm
3
Propeller Fine Pitch Setting (High Idle)
Target Torque psi psi
Power Lever To Give Np 1694 rpm (77 %) rpm
Basic High Idle 68 - 72% Ng %Ng
4
Propeller Low Pitch Warning
PCL from Reverse to Detent Light OFF
1 to 2 mm before Detent
mm
5
Minimum Pitch in Flight
Ng 67 - 73 % % Ng
Np 1800 - 1950 rpm (81.8 - 88.6 %) Rpm
Torque 4 - 7 psi psi
6
FCU Maximum Governing Speed (Ng) 97.1 % Ng % Ng
(Trim stop deployed)