7. Maintenance
6. Disconnect the fan connector carefully and take out the fan.
7. Clean or replace the fan. Assemble the fan on the rack.
8. Connect
the
electrical
wire
and
reinstall
the
fan
assembly
.
Restart
the
inverter
.
Figure 7.3
7.2 Fan Maintenance
If the fan does not work properly, the inverter will not be cooled effectively.
and it may affect the inverter operation. A warning message will be displayed on the LCD.
Therefore, it is necessary to clean or replace a broken fan as follows:
1. Turn off the “Grid ON/OFF” switch on the inverter LCD.
2. Disconnect the AC power.
3. Turn the DC switch to "OFF" position.
4. Wait for 15 minutes at least.
NOTE:
If you need to maintain the inverter at night, please turn off the AC switch first,
then turn off the DC switch, and wait 5 minutes before you do other operations.
5. Remove the 4 screws on the fan plate and pull out the fan assembly slowly.
Figure 7.2
.65.
.64.
8. Troubleshooting
8.1 Current Alarm
8.1.1 Running messages
Running messages can be viewed on the screen including any current alarms.
8.2 Alarm History
8.2.1 Viewing alarm history
Refer to LCD Operation 6.6.8 for instructions on viewing Alarm History.
8.3 Error Messages
1). Inverter serial number
2). The inverter distributor/dealer (if available)
3). Installation date
4). The description of problem (e.g., the alarm message displayed on the screen and the
status of the screen status indicator lights. Other readings obtained from the
Information sub menu (refer to Section 6.4) will also be helpful.)
5). PV array configuration (e.g. number of panels, panel capacity, number of strings, etc.)
6). Your contact details
8.3.1 Troubleshooting guide
Canadian Solar inverters are designed in accordance with international grid standards, safety
standards and electromagnetic compatibility requirements. Before delivery to the customer,
the inverter has been subjected to intensive testing to ensure its optimal operation and
reliability.
In case of failure, the screen may display an alarm message, stop feeding energy into the
grid or both. Typical failure descriptions and their corresponding alarm messages are listed in
Table 9 on the following pages.
Please have the following information available when contacting technical support:
NOTE
The first step to clearing alarms as listed in Table 9, is to reset the inverter.
To reset the inverter, turn off the inverter (refer to Section 6.2) and wait for
five (5) minutes before restarting it (refer to Section 6.1). If the failure
persists, please first contact your local distributor and then
Canadian
Solar
Support Service.
If you need to contact
Support Service at
Canadian
solar
North, South & Central America Canadian Solar Inc.
Attn: Customer Service Department 3000 Oak Road, Suite 400
Walnut Creek, CA 94597
Tel: +1 855 315 8915
E-mail: [email protected]
