ICE AND RAIN PROTECTION
Description
Aircraft Operations Manual
11.1
S2
PAGE
11
Jun 01/17
This page is applicable to aircraft with LUCAS intake.
Without Mod No 2095 and with Mod. No. 3529 or 3530
A30774
L 115 VAC
GEN
ÇÇ
ÇÇ
Ç
Ç
Inlet Particle Separator Ejector Duct
Inlet guide
vane heating
Split lip
heating
ÇÇÇ
ÇÇÇ
ÇÇÇ
ÇÇÇ
ÇÇÇ
ÇÇÇ
ÇÇ
ÇÇ
ÇÇ
ÇÇ
ÇÇ
L ENGINE
R ENGINE
ON
OFF
L INTAKE
L AIR
R AIR
R INTAKE
ENGINE
L BETA
R BETA
L PROP
DE
−
ICE
R PROP
DE
−
ICE
L ENG
ANTI
−
ICE
R ENG
ANTI
−
ICE
L PROP
R PROP
MAX
NORM
OFF
L PROP
R PROP
PROPELLER
Failure signal
L 115 VAC GEN BUS
Timer/
Switching/
monitor unit
28 VDC
control
power
Control power
Max
Norm
Off
Heating failure signal
Power to heating boots
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
on ground
resetable
circuit
breakers
L AC GEN
R AC GEN
ON
LOAD
XFR
OFF/R
L AC
GEN
R AC
GEN
AC HEAT
From R115 VAC
GEN Bus
GEN
CONTROL
UNIT (GCU)
To RAC
GEN Switch
ON
LOAD
XFR
OFF/R
Heating
boot
ON/OFF
signals
Failure signals
ON/OFF
signals
ON/OFF
signals
from GCU
ON/LOAD XFR/OFFR
signals from
AC GEN switch
28 VDC
control
power
control
power
Heating failure signal
Electronic
Solenoid valve
HMU operated
sleeve valve
on ground
resetable
circuit
breakers
Inlet heat
controller
Power to inlet
duct heating
elements
Heating failure signal
STALL
WARNING
COMPUTER 1
STALL
WARNING
COMPUTER 2
Fig. 3 Engine anti
−
ice propeller de
−
ice system
−
schematic