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DSP 3320i-ODS, DSP 3325i-ODS, DSP 3333i-ODS
User manual
ID90
Fan3 alarm
ID91
Fan1 alarm
ID92
Fan2 alarm
ID93
Lightning protection alarm
ID94
Software version is not
consistent
ID95
Communication board
EEPROM fault
ID96
RTC clock chip anomaly
ID97
Invalid Country
ID98
SD fault
ID99- ID100
Reserved
7.2 Maintenance
Inverters generally do not need any daily or routine maintenance. Cooling fan should not be
blocked by dust or any other items.
Inverter cleaning
Please use hand blower, soft dry cloth or brush to clean inverters. Water, corrosive chemical substances or
intense cleaning agent should not be used for cleaning the cooling fan or inverter. Switch off AC and DC
power supply to inverter before undertaking any cleaning activity.
Cooling fan cleaning
For the long-term proper operation of DASS TECH inverters, ensure there is enough space around the heat
sink for ventilation, check the heat sink for blockage (dust, snow, etc.) and clean them if they exist. Please
clean the heat sink with an air blower, a dry & soft cloth or a soft bristle brush. Do NOT clean the heat sink
with water, corrosive chemicals, detergent, etc.
Check whether the internal fan is not working, if so,
The fan3 is fault
replace the fan, if the alarm still exits after the
replacement, please contact DASS TECH technical
support.
The fan1 is fault
Check whether the external fan with blue heat-shrink
tubing is not working, if so, replace the fan, if the
alarm still exits after the replacement, please contact
DASS TECH technical support.
The fan2 is fault
Check whether the external fan with red heat-shrink
tubing is not working, if so, replace the fan, if the
alarm still exits after the replacement, please contact
DASS TECH technical support.
Check the lightning protection module, if it's undamaged,
There has Lightning happen
please contact DASS TECH technical support.
The Software between the
Contact
DASS TECH
technical support to upgrade
control board and the
software.
communication board is not
consistent
The Communication board
ID95~ID96 are internal faults of
EEPROM is fault
inverter, turn OFF the "DC switch", wait for 5
minutes, then turn ON the "DC switch". Check
whether the fault is rectified. If no, please contact
RTC clock chip is fault
DASS TECH technical support.
The Country is InValid
Check the country setting according to Section 4.4 of
this user manual.
The SD card is fault
Please replace the SD card.
Reserved
Outlines of this chapter
This topic describes how to remove, pack, and dispose the DASS TECH inverter.
8.1 Decommissioning steps
Switch off the AC grid
Switch Off the DC switch
Wait for 5 minutes
DASS TECH
Release the DC connectors
Release the AC terminals using screw drivers.
Remove inverter from the mounting carefully to avoid injury. Please note that the DASS TECH
inverter's weight over 45 kgs.
8.2 Package
If possible, please pack the inverter in the original packaging. If original packing it is not
available, use an equivalent carton suitable for loads more than 50 kg, has handle and can be
closed fully.
8.3 Storage
Store the inverter in a dry place where ambient temperature is between -25 and - +70 °C.
8.4 Disposal
At the end of its life, dispose inverters and packing materials at locations that can handle and
or recycle electric equipment safely.
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DSP 3320i-ODS, DSP 3325i-ODS, DSP 3333i-ODS
User manual
8
Decommissioning
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