Maintenance; Routine Maintenance - Huawei SUN2000-33KTL User Manual

SUN2000-(33KTL, 40KTL)
User Manual

8.1 Routine Maintenance

This section describes the maintenance routine and intervals for the SUN2000.
Table 8-1 Maintenance checklist
Check
Item
System
cleaning
System
running
status
Electrical
Connections
Grounding
reliability
Issue 03 (2015-12-01)
Check Method

Check periodically that the heat sink is free from
dust and blockage.

Turn off the DC switch and then turn it on at
night to clean the oxide off the switch.
 Check that the SUN2000 is not damaged or
deformed.
 Check for normal sound emitted during
operation of the SUN2000.
 Check that all SUN2000 parameter settings are
correctly set during operation.
 Check that cables are securely connected.
 Check that cables are intact and the parts in
contact with a metallic surface are not scratched.
 Check that the idle COM and USB ports are
covered by waterproof caps.
Check that PGND cables are securely connected.
Before wiping the heat sink clean, switch off the circuit breaker between the SUN2000 and the power
grid, set the DC SWITCH to OFF, and wait at least 5 minutes after the SUN2000 is powered off.
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8

Maintenance

Maintenance
Interval
Semiannually to
annually.
Semiannually.
Half a year after the
initial
commissioning, and
semiannually to
annually afterwards.
Half a year after the
initial
commissioning, and
semiannually to
annually afterwards.
8 Maintenance
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