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 TM9-4120-423-14&P
INSPECTION OF INSTALLED ITEMS
1
Check that fan inlet is not damaged. Replace if it is bent, badly dented, or cracked.
2
Check that fan inlet hardware is in place and secure.
3
Check that impeller is in good condition. Replace if it is out of round, dented, broken, or if the
hub is loose.
4
Check to see that the setscrew is not missing.
5
After the impellers are installed, check to see that the rotation is correct.
Fan Impeller Direction of Rotation
6
Check that blower housing is not damaged. Replace if it is bent, badly dented, or cracked.
7
Check that housing hardware is in place and secure.
8
Check that extension shaft is straight and not cracked or broken. Replace if damaged.
9
Check that shaft is free of nicks and rough edges. Using abrasive cloth or hand file, dress
smaller nicks and rough edges or burrs off of shaft. Replace if sanding or filing cannot remove
nick.
10
Check that setscrews are not lost. Replace if missing.
0030 00-2
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