Preventive Maintenance Tables - Huawei NetCol8000-A013 User Manual

NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (800 mm Width)


5.1.2 Preventive Maintenance Tables

Monthly Preventive Maintenance Table
Table 5-1 Monthly preventive maintenance table
Maintenance Item
Return air filter
Wet film humidifier
Refrigerant pipe and
water pipe
Quarterly Preventive Maintenance Table
Table 5-2 Quarterly preventive maintenance table (on the basis of monthly preventive maintenance)
Maintenance Item
Indoor fan
Compressor
Issue 05 (2019-12-20)
During component replacement, do not lean any material against the cabinet.
Expected Result
Check that the return air filter is clean and
not blocked.
Check that the return air filter is not
damaged or distorted.
Check that the valve on the water inlet
pipe is open.
Check that the water pan filter is clean
and not blocked.
Check that the humidifier float has no
scale.
Check that the wet film is clean and have
no scale.
Check that no operating overtime alarm is
generated for the humidifier.
Check that the refrigerant pipe is free of
oil stains and rust.
Check that the water pipe is tightened and
free of water leakage.
The thermal insulation foam is intact.
Expected Result
Check that the operating indoor fan
generates no abnormal noise.
Check that the screws on the indoor fan
are not loose or distorted.
Check that the compressor is secured.
Check that the operating compressor
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5 System Operation and Maintenance
Troubleshooting
Clean the air filter with water
(recommended).
If it is damaged, replace the air filter.
Open the valve on the water inlet pipe.
Clean it with water.
Clean up the scale from the humidifier
float.
If there is much water scale, replace the
wet film humidifier.
Replace the wet film humidifier.
Check for leakage and repair the pipe.
Check for leakage and repair the pipe,
or reconnect the pipe.
Wrap the thermal insulation foam again.
Troubleshooting
Replace the fan component if it is
damaged.
Tighten loose screws.
Tighten screws if the compressor is not
secured.
Replace the compressor.
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