Honeywell
MK XXII EGPWS Installation Manual
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E 5.3.1.2 ENGINE TORQUE DATA SELECTION
WHEN A SINGLE ENGINE HELICOPTER IS ADDED TO THIS SECTION, IT NEEDS TO BE TREATED AS IF THERE WERE TWO
ENGINES VIA AIRCRAFT WIRING. THE SRD REQURIEMENTS ARE ALL WRITTEN FOR TWO ENGINES, BUT SINGLE ENGINES
WERE ACCOUNTED FOR AS LONG AS THIS METHOD IS USED.
TABLE E 3.1.1-0
TORQUE DATA SELECT 0 (S-76B/C+)
CHANNEL
RX429-8
CONNECT TO:
Eng #1 (low speed)
Fault Designation: ENGINE 1 BUS
Bus Type: Basic
A = J2-24
B = J2-07
Data
Torque
Label
243
Sig. Bits
15
Range
799%
Signal Type
Basic
Resolution
0.1
Rate (ms)
200
CHANNEL
RX429-5
(Note 1)
CONNECT TO:
Eng #2 (low speed)
Fault Designation: ENGINE 2 BUS
Bus Type: Basic
A = J2-21
B = J2-04
Data
Torque
Label
243
Sig. Bits
15
Range
799%
Signal Type
Basic
Resolution
0.1
Rate (ms)
200
Note 1: Digital Radar Altitude (type 2) can not be used with this configuration.
TABLE E 3.1.1-1
TORQUE DATA SELECT 1 (S-76C/A++)
SIGNAL CONNECTION SUMMARY DATA
Engine Torque #1 (+) = J1-26
(-) = J1-27
Format: DC
Input Type: Basic
Fault Designation: ENGINE TORQUE 1
Engine Torque #2 (+) = J1-66
(-) = J1-47
Format: DC
Input Type: Basic
Fault Designation: ENGINE TORQUE 2
TABLE E 3.1.1-2
TORQUE DATA SELECT 2 (S-76A/A+)
SIGNAL CONNECTION SUMMARY DATA
Engine Torque #1 (+) = J1-26
(-) = J1-27
Format: DC
Input Type: Basic
Fault Designation: ENGINE TORQUE 1
Validity: none
Engine Torque #2 (+) = J1-66
(-) = J1-47
Format: DC
Input Type: Basic
Fault Designation: ENGINE TORQUE 2
Validity: none
TABLE E 3.1.1-3
TORQUE DATA SELECT 3 (BELL 212/412)
SIGNAL CONNECTION SUMMARY DATA
Engine Torque #1 (X) = J2-1
(Y) = J2-2
(Z) = J2-18
Reference
(H) = J2-34
(C) = J2-35
Format: 5 Wire Synchro
Input Type: Basic
Fault Designation: ENGINE TORQUE 1
Validity: none
Engine Torque #2 (X) = J2-19
(Y) = J2-20
(Z) = J2-3
Reference
(H) = J2-34
(C) = J2-35
Format: 5 Wire Synchro
Input Type: Basic
Fault Designation: ENGINE TORQUE 2
Validity: none