11-25
CONTROL SYSTEM
SM FBFRPM 1-A.0 GB
11.12.3 Heating Mode Protections
a
. Outdoor Coil Deicing (excluding RH Group)
Mode: HEATING,
AUTO
(
a
t he
a
ting)
Temp:
S
elected desired temper
a
ture
F
a
n: Any
Timer: Any
I-FEEL: Any
Control function
To protect the outdoor coil from ice form
a
tion by controlling COMP & RV oper
a
tion.
1) Deicer
Activ
a
tion Algorithm
a
)
S
t
a
tic deicer threshold is -5°C
b) Dyn
a
mic deicer threshold ch
a
nges of 3°C in 3 minutes in the OCT
temper
a
ture
c) In
first
COMP
a
ctiv
a
tion (
a
fter
S
B or OFF), if OCT < 0°C, min time to first
deicer is 10 min else 40 min.
d) In
a
c
a
se of re
a
ding 3 successive OCT v
a
lues below –10°C
a
nd
previously 3 successive OCT v
a
lues of 43°C (4.7 K) , the unit will
a
ctiv
a
te
deicing procedure.
Summary of Contents for YCF055
Page 45: ...8 2 WIRING DIAGRAMS SM FBFRPM 1 A 0 GB 8 3 Indoor Units YDF030 8 4 Outdoor Unit GCN 30NRCT...
Page 46: ...8 3 WIRING DIAGRAMS SM FBFRPM 1 A 0 GB 8 5 Outdoor Unit GCN 37NRC 8 6 Outdoor Unit GCN 37NRCT...
Page 47: ...8 4 WIRING DIAGRAMS SM FBFRPM 1 A 0 GB 8 7 Outdoor Unit YDF047 8 8 Outdoor Unit YCF055...
Page 50: ...10 2 REFRIGERATION DIAGRAMS SM FBFRPM 1 A 0 GB 10 1 2 FBF045 FBF060...
Page 92: ...14 4 EXPLODED VIEWS AND SPARE PARTS LISTS SM FBFRPM 1 A 0 GB 14 4 Indoor Unit FBF046 FBF060...
Page 109: ...15 3 OPTIONAL ACCESSORIES SM FBFRPM 1 A 0 GB 15 3 RCW RCW2 Wiring Connections as Shown on Kit...
