Manual

Page 18 of 21 FIRElink-NANO Air Sampling Detector – Installation and User Manual

9-5-0-425/ISS1/JUL10

1.4 Long Transport Times:

The sampling pipe may be too long, may have too many sampling holes/capillaries, or may have

incorrectly sized holes.

Check design with pipe modelling software.

Sampling pipes, sampling holes and/or the exhaust pipe may be partially blocked by dust or debris.

Clean pipework with dry compressed air and/or clean the sampling holes.

Fan may be defective.

Send detector for repair.

Fan lead may be disconnected

Reconnect lead.