Electra DNC series Service Manual page 93

CONTROL SYSTEM
o
OCT [ c]
12
0
DOC
DST
(DDT)
3 min
ON
COMP
OFF
DI (note 1)
ON
OFAN
OFF
ON
RV
OFF
ANY
L
IFAN
ON
HE
ANY
ANY
IFAN
OFF
ANY
HE
OFF
ON
OPER
BLINK
LED
Notes :
1. At the first COMP activation after SB or OFF, if (OCT < 0
then DI = 10 min, else DI = 40 min.
2. In the following Deicing cycles, the time interval between two
Deicing cycles activation is between 30 to 80 min (refer to the
flow chart).
2. For RC group, HEs are forced OFF. IFAN operation is as in
Heat Mode, Sect 4.0.3.a, i.e. IFAN will be set to OFF when
o
ICT<30 c.
For WAX, the IFAN is simply forced OFF.
4. For SH group, HEs are forced ON and IFAN is forced to
operate in Low speed, regardless of the ICT and difference
between RAT & SPT.
8-26
36s max 12 min.
30s 30s
DT
IFAN is forced to Low Speed
HEs are forced ON
Note 3
HEs are forced OFF
Revision Y05-01
CONTENT
3 min
36s
DI (note 2)
o
c),
Service Manual - DNC Series