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6.7 Maintenance
During the use of the unit, certain routine inspections must be carried out to ensure the performance of the unit.
This is also to avoid unnecessary downtime routine inspections including the following items:
Item details
Performance evaluation, with
or without abnormal sound
Is the wiring secure
Whether the current is abnormal
(within 10%)
Compressor exhaust temperature
Detecting oil level
Check the color of the lubricant
Check parameter settings
Inspection protection
Delay protector
Phase sequence protector
High and low voltage switch
Water pressure difference switch,
water flow switch
Overload protector
Exhaust gas temperature protector
Check water quality
Cleaning shell-and-tube heat
exchanger
Seasonal protection measures
(winter antifreeze)
Cleaning fins
Does the Y filter need to be
replaced and cleaned?
Is the unit screw loose?
Remarks: The above maintenance plan is only for guidance (for reference), and the specific 26 maintenance plan
can be carried out according to different usage conditions in different regions. Description: ● for user self-test
items; ★ check items for professionals.
Per month
Each quarter
1.Compressor
●
●
★
★
2. Controller
3.Shell and tube heat exchanger
●
4.Finned heat exchanger
★
5.Other
●
●
28
Half a year
One year
★
★
★
★
★
★
Base on needs
★
★
★
★
★
★
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