Davey RAINBANK WALL MOUNTED CABINET SYSTEM - Manual (Page 17)

17
other symptoms
Pump is running but water is being sourced from the mains supply.
1. Pump needs to be primed.
2. Debris is caught inside RainBank preventing plunger mechanism from sealing
completely.
3. Pump impeller blocked. Have pump serviced.
Mains water not passing through RainBank ® .
Possible cause - RainBank ® installed backwards. Install RainBank ® according to
installation & operating instructions. Arrow on top of RainBank indicates direction
of flow.
Mains water not passing through RainBank ® .
Possible cause - debris is blocking inlet and or filters in or out of RainBank ® .
In order of most likely solution:
1. Mains inlet stop valve closed – open stop valve.
2. Filterpure ® 10” filter cartridge element is blocked – remove and clean or
replace cartridge.
3. RainBank ® blocked – this is highly unlikely, ensure 1 and 2 are checked first.
Mains water pressure and flow too low.
Possible cause - there is a check valve or PRV installed between RainBank
® and
tank. Remove check valve or PRV from plumbing.
Pump hums.
Possible cause - pump is jammed or seized. Have pump serviced.
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.
Mains water filling up tank.
Possible cause - debris caught inside RainBank
® .
Pump takes more than 10 seconds to turn on.
Check mains pressure and flow are about 5 litres per minute at 400kPa.