Davey Aquashield MAX Packaged Ultra Violet Water Treatment System - Manual (Page 21)

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pump starts plug the pump back into the rainBank ® and continue
fault finding. If the pump does not start contact your supplier for
further advice.
9. Lead from float switch to pump broken or damaged. Replace float
and lead assembly.
10. Float switch defective. contact your supplier for further advice.
c) other symPtoms
Mains water is still in use when pump is running.
Possible cause - pump needs to be primed. remove priming plug from
front top of pump (right above water inlet) and allow all air to escape
from pump. replace the priming plug when water dribbles out of hole.
Mains water is still in use when pump is running.
Possible cause - pump impeller blocked. Have pump serviced. Fit first
flush devices and Y strainer to pipework.
Mains water not passing through RainBank ® .
Possible cause - rainBank ® installed backwards. Install rainBank ®
according to installation & operating instructions.
Mains water not passing through RainBank ® .
Possible cause - debris is blocking inlet to rainBank ® . remove
rainBank ® and clean inlet.
Pump hums.
Possible cause - pump is jammed or seized. Have pump serviced.
Water leaking from drain holes in RainBank ® .
Possible cause - installer has not held fitting when connecting pipes to
rainBank
® and has damaged internal connections. replace rainBank ® .
Water leaking from connection between pump and RainBank ® .
Possible cause - connection kit is not tight. remove rainBank ® and re-
install connection kit.
Water leaking from connection between pump and RainBank ® .
Possible cause - installer has failed to fit connection kit correctly.
remove rainBank
® and re-install connection kit.
Float switch pops out of tank.
Possible cause - hole in tank is too large. Installer to drill correct size
hole or fit float switch adaptor Part number 13708SP.