Airwell YCF055, Service Manual

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11-3
CONTROL SYSTEM
SM FBFRPM 1-A.0 GB
11.2 Control Function
11.2.1 Abbreviations
AC - Altern a te Current
A/C - Air-Conditioner
AN Y - ON or OFF st a tus
CLOCK - ON/OFF Oper a tion Input, (dry cont a ct)
COMP - Compressor
CPU - Centr a l Processing Unit
CTV - Compens a tion Temper a ture V a lue
HE - He a ting Element
HPC - High Pressure Control
H/W - H a rdw a re
ICP - Indoor Condens a tion Pump
ICT - Indoor Coil Temper a ture (RT 2 ) sensor
IF, IFAN - Indoor F a n
IR - Infr a red
LEVEL1 - Norm a l W a ter Level
LEVEL 2 /3 - Medium/High W a terlevel
LEVEL4 - Overflow Level
M a x - M a ximum
Min - Minimum
min - Minute (time)
NA - Not Applic a ble
OCP - Outdoor Condens a tion Pump
OCT - Outdoor Coil Temper a ture (RT3) sensor
OF, OFAN - Outdoor F a n
OPER - Oper a te
P a r a . - P a r a gr a ph
RAT - Return Air Temper a ture (RT1) sensor
RC - Reverse Cycle (He a t Pump)
R/C - Remote Control
RCT - Remote Control Temper a ture
RH - Resist a nce He a ter
RT - Room Temper a ture (i.e. RCT in IFEEL mode, RAT otherwise)
RV - Reversing V a lve
S B, S TB Y - S t a nd-By
sec - S econd (time)
S ect - S ection
S H - S upplement a ry He a ter
S PT - S et Point Temper a ture
S T - S t a nd a rd (Model with Cooling Only)
S /W - S oftw a re
TEMP - Temper a ture
W/O - Without
'
T - The difference between S PT a nd RT.
in He a t Mode:
'
T = S PT - RT
in Cool/Dry/F a n Mode:
'
T = RT – S PT