Huawei NetCol8000-C190 User Manual page 128

NetCol8000-C190 In-room Chilled Water Smart
Cooling Product
User Manual (2022, Singapore STT)
Exercise caution because the device is still energized after it is shut down on the
screen of the display module.
Step 2 Turn off the upstream power input switch for the smart cooling product.
Step 3 Open the front door.
Step 4 Turn off the active power switch QF1 and standby power switch QF2.
Step 5 Remove the input and output cables from the faulty switch using a Phillips
screwdriver.
Step 6 Press the snap ring of the faulty switch using a flat-head screwdriver and pull the
switch outwards to remove it.
Figure 7-8 Replacing a switch
Step 7 Install a new switch. Clamp the clip at the lower side of the new switch to the
guide rail, push the switch upwards, and press it inwards.
Step 8 Connect the cables again.
Step 9 Power on the device.
Step 10 Close the front door.
Step 11 Tap Start on the home screen. Ensure that the unit is running normally without
any alarms.
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Issue 02 (2022-03-30)
NO TICE
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7 Parts Replacement
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