
Page
18
of
20
F. Troubleshooting
Pump does
not run
Check position of power switch on the electrical control box.
Switch power OFF (to reset a tripped circuit breaker) and then
back ON to attempt restart.
Verify that power source is generating the correct voltage.
If using AC power (115 VAC/230 VAC), cycle the GFI switch by
pressing “Test” button followed by the “Reset” button.
Disconnect your power source and check for loose pump wiring
plug from power supply control box.
Pump does
not prime
(No Suction)
Check height of pump above water source. If height is greater
than 8’ (2.4m) pump must be manually primed.
Confirm that inlet hose, outlet hose, and water intake are free
from obstruction.
Confirm that pump inlet strainer is clear of debris. (If clogged,
unscrew cap, remove and wash mesh screen.)
Check all plumbing connections for leaks.
With the pump turned on, press and hold the air pressure relief
valve on the first Stage I filter until the pump is primed.
Waterbox
TM
produces less
than 0.5 gpm
flow rate
Verify (via pressure drop) that the filters have not reached their
useful life
Confirm that the suction and discharge hoses are free from
obstruction.
Confirm that all of the air is bled from the system.
Confirm that the pump intake strainer is clear of debris. If
clogged, unscrew clear housing remove debris and (if needed)
gently scrub the stainless steel screen.
Check all plumbing connections for leaks.
Safely verify that the pump is not overheating.