T
L
A
2
1
F
2
1
F
Outdoor suction
temperature sensor
(TS1,TS3)
trouble
Outdoor suction temperature sensor
(TS1,TS3) has been open/short-circuited.
T
L
A
5
1
F
–
5
1
F
Outdoor temperature
sensor (TE1,TL1)
wiring
trouble
Wiring error in outdoor temperature sensors
(TE1,TL1) has been detected.
T
L
A
6
1
F
–
6
1
F
Outdoor pressure sensor
(Pd, Ps) wiring
trouble
Wiring error in outdoor pressure sensors (Pd, Ps)
has been detected.
–
T
L
A
3
2
F
3
2
F
Low pressure sensor (Ps)
trouble
Output voltage of low pressure sensor (Ps) is zero.
T
L
A
4
2
F
–
4
2
F
High pressure sensor (Pd)
trouble
Output voltage of high pressure sensor (Pd) is zero
or provides abnormal readings when compressors
have been turned off.
Outdoor EEPROM
trouble
M
I
S
1
3
F
–
1
3
F
Outdoor EEPROM is
trouble
(alarm and
shutdown for header unit and continued operation
for follower unit)
H05
–
H05
Outdoor discharge
temperature sensor (TD1)
wiring
trouble
Wiring/installation
trouble
or detachment of
outdoor discharge temperature sensor (TD1)
has been detected.
H06
–
H06
Activation of low-pressure
protection
Low pressure (Ps) sensor detects abnormally low
operating pressure.
n
o
i
t
c
e
t
o
r
p
l
e
v
e
l
li
o
w
o
L
7
0
H
–
7
0
H
Temperature sensor for oil level detection
(
TK1,TK2,TK4,TK5
) detects abnormally low oil
level.
H08
01: TK1 sensor
trouble
02: TK2 sensor
trouble
04: TK4 sensor
trouble
05: TK5 sensor
trouble
H08
Trouble
in temperature
sensor for oil level
detection
(TK1
,TK2,TK4,
T
K5
)
Temperature sensor for oil level detection
(TK1
,TK2,TK4,TK5
) has been open/short-
circuited.
H15
–
H15
Outdoor discharge
temperature sensor (TD2)
wiring
trouble
Wiring/installation
trouble
or detachment of
outdoor discharge temperature sensor (TD2)
has been detected.
H16
01: TK1 oil circuit
trouble
02: TK2 oil circuit
trouble
04: TK4 oil circuit
trouble
05: TK5 oil circuit
trouble
H16
Oil level detection circuit
trouble
No temperature change is detected by
temperature sensor for oil level detection
(TK1
,TK2,TK4,TK5
) despite compressor having
been started.
M
I
S
4
0
L
–
4
0
L
Duplicated outdoor
refrigerant line address
Identical refrigerant line address has been
assigned to outdoor units belonging to different
refrigerant piping systems.
L06
Number of priority indoor units
(check code L05 or L06 depending
on individual unit)
M
I
S
5
0
L
Duplicated priority indoor
unit (as displayed on
priority indoor unit)
More than one indoor unit
have
been set up as
priority indoor unit.
M
I
S
6
0
L
Duplicated priority indoor
unit (as displayed on
indoor unit other than
priority indoor unit)
More than one indoor unit
have
been set up
as priority indoor unit.
M
I
S
)
8
0
L
(
–
8
0
L
Indoor group address not
set
Address setting
have
not been performed for one
or more indoor units (also detected at indoor end).
t
e
s
t
o
n
y
t
i
c
a
p
a
c
r
o
o
d
t
u
O
M
I
S
0
1
L
–
0
1
L
Outdoor unit capacity has not been set (after P.C.
board replacement).
M
I
S
7
1
L
–
7
1
L
Outdoor model
incompatibility
trouble
Old model outdoor unit (prior to
6
series) has been
connected.
M
I
S
8
2
L
–
8
2
L
Too many outdoor units
connected
More than
three
outdoor units have been
connected.
Check code
Display of receiving unit
Typical
problem
site
Description of
problem
Outdoor 7-segment display
TCC-LINK
central control
or main remote
controller
display
Indicator light block
Sub-code
Flash
Operation Timer Ready
01: T
S
1
0
3
: T
S3
SIM
L2
3
–
L2
3
SW setting mistake
Bit 3 and 4 of SW17 are turning on.
−
55
−
AMP Air Conditioning
www.ampair.co.uk | [email protected]
