Installation Guide

BIG ASS FAN 2025

Troubleshooting

WARNING: When servicing or replacement of a component in the fan requires the removal or disconnection of a safety

device, the safety device is to be reinstalled or remounted as previously installed.

CAUTION: Use this unit only in the manner intended by the manufacturer. If you have questions, contact the manufacturer.

WARNING: Before servicing or cleaning unit, switch power off at the service panel and lock the service disconnecting

means to prevent power from being switched on accidentally. When the service disconnecting means cannot be locked,

securely fasten a prominent warning device, such as a tag, to the service panel.

General troubleshooting

)RUTXHVWLRQVDERXW\RXUSURGXFWRUFXVWRPHUVHUYLFHLQTXLULHVSOHDVHFDOORXUWROOIUHHQXPEHU

6RPHLVVXHVFDQEHUHVROYHGEHIRUHUHTXHVWLQJVHUYLFH5HYLHZWKHEHORZWURXEOHVKRRWLQJWLSVEHIRUHFRQWDFWLQJ&XVWRPHU6HUYLFHIRU

VXSSRUW

Symptom Possible solution(s)

A popping noise is coming from the fan.

Airfoil noise is a result of airfoils that are

QRWWLJKWHQHGWRWKHVSHFL¿HGWRUTXH

6ZLWFKRIISRZHUDWWKHVHUYLFHSDQHODQGORFNWKHVHUYLFHGLVFRQQHFWLQJPHDQV,ILW

FDQQRWEHORFNHGIDVWHQDSURPLQHQWZDUQLQJGHYLFH7LJKWHQWKHDLUIRLOKDUGZDUHWR

IWāOE1āP,ISRSSLQJVWLOORFFXUVYHULI\WKDWWKHDLUIRLOVDUHQRWFRQWDFWLQJHDFK

RWKHU,IWKHDLUIRLOVDUHFRQWDFWLQJHDFKRWKHUSOHDVHFRQWDFW&XVWRPHU6HUYLFH

The fan will not start. Verify the following:

• $OOZLUHVDUHVHFXUHO\FRQQHFWHG

• 7KHEOXHZLUHDQGWKH\HOORZZLUHRQWKHFRQWUROOHULQSXWFDEOHDUHZLUHGWRJHWKHU

6HHSDJHV±IRUZLULQJGHWDLOV

• 7KHZDOOFRQWUROOHUKDVSRZHU

• 6XSSO\SRZHULVDGHTXDWHDQGIXQFWLRQDO

• $OOIXVHVDUHIXQFWLRQDO,IDIXVHLVEORZQVHHSDJHIRULQVWUXFWLRQVRQUHSODFLQJ

IXVHV

,IWKHIDQVWLOOGRHVQRWVWDUWFRQWDFW&XVWRPHU6HUYLFH

7KH/('RQWKHZDOOFRQWUROOHULVÀDVKLQJ

7KH/('RQWKHZDOOFRQWUROOHUZLOOÀDVK

DQHUURUFRGHLIWKHUHLVDSUREOHPZLWKWKH

IDQ

6HHWKHIROORZLQJSDJHIRUIDQHUURUFRGHGHVFULSWLRQVDQGSRVVLEOHVROXWLRQV

The fan jerks upon startup. 7KLVLVQRUPDODQGPD\KDSSHQRFFDVLRQDOO\XSRQVWDUWXSDVWKHIDQSRVLWLRQVLWVHOI

UHODWLYHWRWKHPRWRUVWDWRU$QLQLWLDOVOLJKWMHUNLQJIRUZDUGDQGEDFNZDUGGRHVQRWDIIHFW

IDQRSHUDWLRQ