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Appendix III: Hazardous Substance Content
Date: _____________________________ Prepared by: ____________________________
Model: _____________________________ Serial No.: ______________________________
Filter net of terminal:
___ 1. Check if the filter net is damaged or blocked
___ 2. Check the filter net blockage switch
___ 3. Clean the filter net
Terminal fan part
___ 1. Whether the fan impeller is deformed
___ 2. Whether the bearing is worn
___ 3. Is the fan running sound abnormal?
Compressor part
___ 1. Check for leaks
___ 2. Listen to the running sound and observe the
running vibration
___ 3. Compressor drive
Air-cooled condenser
___ 1. Cleanliness of condenser fins
___ 2. Whether the fan mounting base is firm
___ 3. Whether the fan cushion is aged or damaged
___ 4. Whether the lightning protection board is still
effective (if there is a lightning protection board. It
is best to check once a week for the thunderstorm
season)
__ 5. The refrigerant pipeline is properly supported
_
Cooling cyclic system
___ 1. Check the suction pressure
___ 2. Check the exhaust pressure
___ 3. Check the refrigerant pipeline
___ 4. Check the moisture content of the system
(observe through sight glass)
___ 5. Check the terminal electronic expansion
valve
Signature_________________________________________________________
Note: Please copy this form for record archive.
