GB.GOLDLP.170830
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We reserve the right to alter specifications without notice.
Alarm no.
Alarm text
Function
Priority
Stop
Indication
LED
Delay
Resetting
0=blocked 0=In operat.
0=Off
s=seconds
M=manual
A=A alarm
1=Stop
1=On
m=minutes
A=automatic
B=B alarm
18
19
OVER TEMPERATURE IN SA FREQUENCY CONV.
OVER TEMPERATURE IN EA FREQUENCY CONV.
High temperature inside the inverter.
A ***
A ***
1
1
1
1
3 s
3 s
M
M
20
21
NO COMMUNICATION WITH SA FREQUENCY CONV.
GATEWAY
NO COMMUNICATION WITH EA FREQUENCY CONV.
GATEWAY
The air handling unit’s control unit cannot establish
correct communication with the fan’s communication
gateway.
A***
A***
1
1
1
1
10 s
10 s
A
A
22
23
SA FREQUENCY CONV. HALL SENSOR DEFECTIVE
HALL SENSOR DEFECTIVE EA FREQUENCY CONV.
Internal fault in hall sensor.
A***
A***
1
1
1
1
10 s
10 s
M
M
24
25
EA FREQUENCY CONV. BLOCKED
EA FREQUENCY CONV. BLOCKED.
Motor does not rotate during start up.
A***
A***
1
1
1
1
3 s
3 s
M
M
26
27
EA FREQUENCY CONV. START-UP FAILURE
START-UP FAILURE EA FREQUENCY CONV.
Wrong rotation during start up.
A***
A****
1
1
1
1
3 s
3 s
M
M
30
EXT.EA/ROOM TEMP SENSOR DEFECTIVE
Temperature sensor in extract air duct or room is not
connected (”Internal bus 1” contact) or is faulty; or
has been selected with communication.
Applicable if the External sensor, extract air/room or
Intermittent night-time heating function is selected.
A***
1
1
3 s
A
31
EXT.OUTDOOR TEMP SENSOR DEFECTIVE
Temperature sensor for outdoor temperature is not
connected (”Internal bus 1” contact) or is faulty; or
has been selected with communication.
Applicable if the External outdoor sensor function is
selected.
B***
0
1
3 s
A
34
OVER CURRENT IN R.HX. CONTROLLER
Current above the normal level is supplied to the
rotary heat exchanger’s drive motor.
A ***
1
1
3 s
M
35
UNDER VOLTAGE IN R.HX. CONTROLLER
Feed voltage (25V) is supplied to the rotary heat
exchanger’s drive motor.
A ***
1
1
3 s
M
36
OVER VOLTAGE IN R.HX. CONTROLLER
Voltage above the normal level (55 V) is supplied to
the rotary heat exchanger’s drive motor.
A ***
1
1
3 s
M
37
OVER TEMPERATURE IN R.HX. CONTROLLER
High internal temperature (90°C for the rotary heat
exchanger’s controller).
A ***
1
1
3 s
M
38
R.HX. PRESSURE DROP ABOVE ALARM LIMIT
The heat exchanger’s defrosting function has
operated for the full max period 6 times during one
24-hour period.
B ***
0
1
3 s
M
*** Blocked if the hand terminal does not display the main menu.