8. Troubleshooting
.67.
.66.
7. Maintenance
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.
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]
Please have the following information available when contacting technical support:
7.4 Surge Protection Device Maintenance
If surge protection device is damaged,
it will affect the safety of the inverter.
It is necessary to
replace it with a new lightning protection module.
1. Disconnect the AC power.
2. Turn the DC switch to "OFF" position.
3. Wait for 15 minutes at least.
4. If DC surge protection device is damaged, remove the 6 screws on the inverter cover
and open the cover. If AC surge protection device is damaged, remove the 4 screws on
the wiring box cover and open the wiring box cover.
5. Press and hold the spring clip on the upper and lower sides of the damaged surge
protection module and remove it.(See Figure 7.6)
Insert the new lightning protection module in the correct position.
Figure 7.6
If the SPD fails or in malfunction. The inverter LCD will show “SPD-FAIL”,
please replace the SPD module accordingly
