Daily Maintenance; Common Faults And Troubleshooting Measures - Huawei SUN2000 User Manual

SUN2000 (8KTL-28KTL)
User Manual
7.
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8.2 Daily Maintenance

This section describes the routine maintenance items and intervals for the SUN2000.
Table 8-1 Maintenance list
Check
Item
System
cleaning
System
running
status
Electrical
Connection
Grounding
reliability

8.3 Common Faults and Troubleshooting Measures

This topic describes the common faults and troubleshooting measures for the SUN2000.
Issue 07 (2014-07-30)
Disconnect PGND cables.
For details, see Follow-up Operation in
Check Method
Check periodically that the heat sink is free from
dust and being covered.

Check that the SUN2000 is not damaged or
deformed.

Check that the running sound of the SUN2000 is
normal.
 During the running, check that all SUN2000
parameters are correctly set.

Check that cables are secured.

Check that cables are intact and especially the
parts touching the metallic surface is not
scratched.

Check that the idle RS485 and USB ports are
locked by waterproof caps.
Check that ground cables are secured.
Before wiping the heat sink, ensure that the DC SWITCH is OFF and the circuit breaker between the
SUN2000 and the power grid is disconnected. Wait at least for 5 minutes before wiping the heat sink.
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5.1 Installing PGND Cables.
8 Maintenance
Maintenance
Interval
Semiannual or
annual
Semiannual
The first inspection is
half a year after the
initial
commissioning.
From then on, the
interval can be
semiannual or
annual.
The first inspection is
half a year after the
initial
commissioning.
From then on, the
interval can be
semiannual or
annual.
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