Replacing A Compressor; Replacing A Compressor And Filter Dryer - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual
3.
4.
5.
Step 6 Power on the device.
Step 7 Tap Start on the home screen. Ensure that the unit is running normally without
any alarms.
Step 8 Ensure that the unit is running properly without alarms.
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10.4 Replacing a Compressor

10.4.1 Replacing a Compressor and Filter Dryer

Prerequisites
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Context
● Reclaim or dispose of the refrigerant in accordance with local laws and
regulations. Do not discharge the refrigerant to the atmosphere.
● When replacing a compressor, avoid skin contact with the refrigerant or
lubricant to prevent frostbite or burns.
● Do not tilt the compressor during replacement to prevent lubricant leakage.
● Install a new compressor immediately after you remove the rubber plugs of
suction and discharge vents to prevent the moisture intake.
Issue 10 (2024-01-30)
Set a new value for the differential pressure switch based on the nearby label.
Install the top cover for the differential pressure switch.
Secure the new differential pressure switch by tightening the screws to 0.8
N·m.
A spare compressor and filter dryer of the same model are available and
functional.
To replace the compressor, you also need to replace the filter dryer.
Recommended materials: Phillips insulated torque screwdriver, two 45#
adjustable wrenches, 45# and 50# torque wrenches, 13# and 30# solid
wrenches or socket wrenches, new compressor and dryer filter, refrigerant
reclaiming device, refrigerant charging device, R410A refrigerant
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