CIAT Climaciat - Periodic ATEX Inspections

11.5 - Check - Periodic inspections
11.5.1 - Unit vibration
Ŷ Dangers:
- 7KHYLEUDWLRQFKHFNGHWHFWV
- $Q\ZHDUWRURWDWLQJSDUWV$Q\VLJQL¿FDQWGLVFUHSDQF\LQWKHYLEUDWLRQVSHHGVPD\FDXVHSDUWVWRFRPHLQWRFRQWDFW
ZLWKHDFKRWKHUZKLFKPD\VSDUNDQH[SORVLRQLWPD\HYHQFDXVHFHUWDLQSDUWVWREUHDNZLWKWKHVDPHUHVXOW
- $QLQFUHDVHLQWKHYLEUDWLRQVSHHGVPD\DOVRLQGLFDWHWKDWWKHUHLVDQDFFXPXODWLRQRIGXVWDQGDQLPEDODQFHKDVEHHQ
FUHDWHG$Q DFFXPXODWLRQ RI GXVW FDQ VSDUN DQ H[SORVLRQ E\ FUHDWLQJ DUHDV RI FRQWDFW RU E\ UHGXFLQJ WKH LJQLWLRQ
WHPSHUDWXUHRIWKHJDV
Ŷ Check:
- 8VHUVPXVWHQVXUHWKDWWKHYLEUDWLRQOHYHOVRIWKHIDQPRWRUDVVHPEO\UHPDLQEHORZWKHVWDQGDUGLVHGOHYHOVDQGWKDWWKHUHDUH
QRGHYLDWLRQVLQWKHYLEUDWLRQVSHHGYDOXHV
- $SSOLFDWLRQFDWHJRU\%9DFFRUGLQJWRVWDQGDUG,62
Ŷ Check frequency:
- 'HSHQGLQJRQWKHXVHURRPWHPSHUDWXUHDQGKRXUO\UDWHRIURWDWLRQRIWKHGHYLFHDQGWKHÀXLGFLUFXODWHGIURPKLJKO\FKDUJHG
ZLWKSDUWLFOHVWRYHU\FOHDQXVHUVPXVWFKHFNWKHYLEUDWLRQVSHHGVVRWKDWDQ\GLVFUHSDQF\LQWKHVSHHGOHYHOVFDQEHGHWHFWHG
- 7KHIUHTXHQF\RIFKHFNVPXVWEHDVIROORZV
- (YHU\KRXUVRUZHHNO\GXULQJWKH¿UVWPRQWKRILQVWDOODWLRQ
- (YHU\KRXUVRUHYHU\PRQWKVWKHUHDIWHU
Ŷ Corrective actions:
- ,IDGHYLDWLRQLQWKHYLEUDWLRQVSHHGYDOXHVLVQRWHGWKHIDQPRWRUDVVHPEO\PXVWEHVWRSSHGDQGLQVSHFWHG,IGXVWLVIRXQG
DOOWKHDUHDVDႇHFWHGPXVWEHWKRURXJKO\FOHDQHG,IWKHYLEUDWLRQVSHHGOHYHOLVVWLOOFRPSOLDQWZLWKWKHVWDQGDUGLVHGWKUHVKROGV
WKHIDQPRWRUDVVHPEO\PD\UHWXUQWRQRUPDORSHUDWLRQ
- ,IWKHDODUPOHYHOLVUHDFKHGVFKHGXOHDQGLQVSHFWLRQDQGUHWXUQWRFKHFNLQJHYHU\KRXUVRUZHHNO\
- ,IWKHPD[LPXPVWDQGDUGLVHGYLEUDWLRQWKUHVKROGVDUHH[FHHGHGWKHIDQPRWRUDVVHPEO\PXVWEHVWRSSHGDUHFRUGWDNHQDQG
D
nd
LQVSHFWLRQPXVWEHSHUIRUPHG
- ,QDOOFDVHVDYLEUDWLRQFKHFNPXVWEHSHUIRUPHGDIWHUWKHIDQPRWRUDVVHPEO\LVUHWXUQHGWRQRUPDORSHUDWLRQ
11.5.2 - Checking the ground continuity
Ŷ Dangers:
There is a risk of electrostatic discharge.
Ŷ Check:
- )RUFRPSRQHQWV¿WWHGZLWKVWUDSV
• 3HUIRUPDYLVXDOLQVSHFWLRQRIWKHJURXQGVWUDSVFKHFNWKH\DUHSUHVHQWDQGFKHFNWKDWWKHJURXQGVWUDSWHUPLQDOUHWDLQLQJ
VFUHZVDUHFRUUHFWO\WLJKWHQHG
• :LWKWKHXQLWVZLWFKHGRႇPHDVXUHWKHUHVLVWDQFHEHWZHHQRQHJURXQGVWUDSWHUPLQDORQHDFKFRPSRQHQWDQGWKHFRQQHFWLRQ
WHUPLQDOWRWKHFXVWRPHUJURXQGZLWKDVXSSO\RI9ROWV'XULQJWKH¿UVWFKHFNWKLVPHDVXUHPHQWPXVWEHQRWHGRQWKH
PDLQWHQDQFHVKHHWVHH,QVSHFWLRQVKHHWDVZHOODVWKHUHIHUHQFHUHVLVWDQFH7KHUHVLVWDQFHPXVWQRWH[FHHG
RIWKHUHIHUHQFHUHVLVWDQFH
- ,IWKHUHVLVWDQFHFKHFNH[FHHGVRIWKHUHIHUHQFHUHVLVWDQFH
• 'LVPDQWOHHDFKJURXQGVWUDSWHUPLQDOLQGLYLGXDOO\2QO\RQHWHUPLQDOPXVWEHGLVFRQQHFWHGDWDWLPHWKLVRSHUDWLRQPXVWEH
SHUIRUPHGZLWKWKHXQLWVZLWFKHGRႇ
• &KHFNWKDWWKHUHLVQRDUHDRISLWWLQJFRUURVLRQRQWKHJURXQGLQJOXJRUVWUDSWHUPLQDO
• 5HSHDWWKHUHVLVWDQFHPHDVXUHPHQW
Ŷ Check frequency:
- (OHPHQWVHQVXULQJJURXQGFRQWLQXLW\PXVWEHFKHFNHGDWWKHIROORZLQJLQWHUYDOV
• (YHU\KRXUVRUZHHNO\GXULQJWKH¿UVWPRQWKRILQVWDOODWLRQ
- ,IDQ\LUUHJXODULW\LVGHWHFWHGGXULQJWKLVSHULRGRIREVHUYDWLRQ
• (YHU\KRXUVRUDQQXDOO\WKHUHDIWHU
Ŷ Corrective actions:
,QWKHIROORZLQJFDVHV
- *URXQGVWUDSWHUPLQDOUHWDLQLQJVFUHZVLQFRUUHFWO\WLJKWHQHG
• 5HWLJKWHQWKHVFUHZVLIWKHSUREOHPSHUVLVWV
- $UHDVRISLWWLQJFRUURVLRQGHWHFWHGRQWKHJURXQGLQJOXJ
• /LJKWO\JULQGWKHVXUIDFHRIWKHOXJDQGFDUHIXOO\FKHFNWKHFRQGLWLRQRIWKHJURXQGVWUDSWHUPLQDO
- $UHDVRISLWWLQJFRUURVLRQGHWHFWHGRQWKHJURXQGVWUDS
• 5HSODFHWKHJURXQGVWUDS
11 - SPECIAL NOTES FOR ATEX ZONES
&/,0$&,$7
®
 (1