OPERATING AND INSTALLATION MANUAL SURFACE-MOUNTED UNIT LG 100 AP
PAGE 44
Changes reserved
Error descriptions are provided for the corresponding light patterns in the following table.
Errors can be located precisely using the service software (available to specialist personnel only).
Pattern
Error
Red LED flashes once
Z04, Z05 (fans)
Red LED flashes twice
Z06 - Z013 (invalid values of combi sensors)
Red LED flashes 3 times
Z14, Z15 (thermal sensor)
Red LED flashes 4 times
Z17, Z18 (flaps)
Red LED flashes 5 times
Z02, Z03 (communication of combi sensors)
Red LED flashes 6 times
Z19, Z20, Z21 (hazard of frost or condensate formation)
Red LED flashes 7 times
Z01 (no Internet connection)
Green and red LEDs flash alternately
Z16 (filter message)
Error
Description
Z01
No Internet connection possible
Z02
Communication of combi sensor 1
Z03
Communication of combi sensor 2
Z04
Exhaust air fan blocked (speed monitoring)
Z05
Outdoor air fan blocked (speed monitoring)
Z06
Combi sensor 1: T1 - outdoor air
Z07
Combi sensor 1: volume flow - outdoor air
Z08
Combi sensor 1: relative humidity - outdoor air
Z09
Combi sensor 1: VOC/CO2 sensor - outdoor air
Z10
Combi sensor 2: T2 - exhaust air
Z11
Combi sensor 2: volume flow - exhaust air
Z12
Combi sensor 2: relative humidity - exhaust air
Z13
Combi sensor 2: VOC/CO2 sensor - exhaust air
Z14
T3 - extract air
Z15
T4 - supply air
Z16
Replace air filters
Z17
Outdoor air flap (current monitoring)
Z18
Exhaust air flap (current monitoring)
Z19
Pre-heating battery has no power
Z20
Risk of frost
Z21
Risk of condensation
19.2. Error description for the unit
The control unit must be connected to a laptop via the micro-USB cable or a WLAN connection with the unit must be established in
order to perform troubleshooting.
Further information on installation/operation of service software and firmware updates is available from certified partners on request.
Service hotline:
+43 (0)463 32769-290
Email:
service@pichlerluft.at
20. Installation/operation of service software and firmware updates
USER
GENERAL
SPECIALIS
T PERSONNEL