Wayne WSS30 Troubleshooting Chart - Back-upPump, Symptom, Possible Causes, Corrective Action

Operating Instructions and Parts Manual

Troubleshooting Chart - Back-up Pump

Symptom

Pump will not run

Possible Cause(s)

1.Connections not secure

2.Low or defective battery

3.Float switch stuck

4.Defective or blown fuse

Corrective Action

1.Check all connections

2.Check battery and replace if low or defective

3.Make sure nothing is interfering with the operation of the switch

4.Check internal fuse located inside the control box. Pull the charger from the wall outlet and remove. If the fuse is blown, replace it with a 15 amp automotive type fuse

Motor hums but	1.	Defective battery	1. Check battery and replace if low or defective
pump won’t run	2.	Impeller is locked	2.	Unplug pump and check to see if impeller is free to turn.
				If impeller is locked, remove the 4 screws on the bottom of the
				pump to release the housing around the impeller. Remove the
				obstruction. Reassemble pump and reconnect
Pump runs but	1.	Check valve missing or improperly	1.	Check to make sure a check valve is installed and functioning
pumps very little		installed		between primary pump discharge and Standby Sump Pump
or no water				tee fitting
	2.	Obstruction in discharge pipe	2.	Check for obstruction and clear if necessary
	3.	Pump not rotated 30˚	3.	Check that pump is rotated 30˚ in tee fitting
	4.	Pump air locked	4.	The impeller housing has a small hole on its side. This hole
				must be open for the pump to prime. With the pump
				unplugged, remove the 4 screws on the bottom of the pump to
				release the housing around the impeller. Clean out the hole
				and replace cover
	5.	Discharge pipe length and / or	5.	If discharge is too high, a separate line may be required with a
		height exceeds capacity of pump		lower discharge height
	6.	Low or defective battery	6.	Check battery and replace if low or defective
Pump cycles too	1.	Main check valve located between	1.	Install check va/lve or repair as required
frequently		the discharge of the primary
		pump and the Back-up Sump

Pump tee fitting or the Back-up Sump Pump flapper valve not installed or working properly

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