Wayne DSP60, DSP75 For Replacement Parts, call, Troubleshooting Chart, Description Part. No Qty

Troubleshooting Chart

Symptom	Possible Cause(s)		Corrective Action
Pump will not start or run	1. Water level too low		1.	Pump switch will not turn on unless water covers top of pump
	2.	Blown fuse or tripped circuit breaker	2.	If blown, replace with proper sized fuse or reset breaker
	3.	Low line voltage	3.	If voltage is under recommended minimum, check wiring size from
				the main switch on property. If OK, contact power company.
	4.	Defective motor	4.	Return for service or replace motor
	5.	Defective float switch	5.	Replace float switch
	6.	Impeller (pump filled with debris)	6.	If impeller will not turn, remove volute and remove debris
	7.	Tangled switch	7.	Arrange switch so the switch moves freely. Reposition pump if
				necessary
	8.	Insufficient liquid level	8.	Make sure liquid level is adequate
Pump starts and stops too	1. Backflow of water from piping		1.	Install check valve
often	2. Faulty float switch		2.	Replace float switch
	3.	Check valve not installed or leaking	3.	Remove and examine check valve for proper installation and free
	4.	Discharge head is less than		operation
		manufacturer's minimum	4.	Recheck all sizing calculations to determine proper pump size

Pump shuts off and turns on independently of switch (trips thermal overload protection)

1.	Excessive water temperature	1.	Pump should not be used for water above 120°
2.	Defective switch or entangled switch	2.	Replace or reposition pump
	is causing pump to run dry			Pump may start unexpectedly. Disconnect
				power supply before servicing
3.	Low line voltage	3.	If voltage is under recommended minimum, check wiring size from
			the main switch on property. If OK, contact power company

Pump operates noisily or	1. Worn bearings		1.	Return for service or replace
vibrates excessively	2. Debris in impeller cavity or broken		2.	Remove housing, clean impeller and/or replace broken impeller
	3.	Piping attachments to building	3.	Replace portion of discharge pipe with flexible connector
		structure too rigid or too loose
Pump will not shut off	1. Defective float switch		1.	Replace float switch
	2.	Float switch movement restricted	2.	Reposition pump or clean basin as required to provide adequate
				clearance for float
	3.	Restricted discharge (obstruction in	3.	Remove pump and clean pump & piping
		piping)	4.	Recheck all sizing calculation to determine proper pump size
	4.	Excessive inflow or pump not
		properly sized for application
Pump operates but	1. Low line voltage		1.	If voltage is under recommended minimum, check wiring size from
delivers little or no water				the main switch on property. If OK, contact power company
	2.	Debris caught in impeller or discharge	2.	Remove, clean and check for tightness
	3.	Worn or defective pump parts or	3.	Replace worn parts or entire pump. Clean parts if required
		plugged impeller
	4.	Pump running backwards	4.	Check rotation. (CCW from bottom) Return if CW
	5.	Pump not properly sized for application	5.	Recheck all sizing calculations to determine proper pump size
	6.	Check valve stuck closed or installed	6.	Remove and examine check valve for proper installation and free
		backwards		operation
	7.	Shut off valve closed	7.	Open valve

For Replacement Parts, call 1-800-237-0987

	1	2
Please provide following	3
information:
- Model number		4
- Serial number (if any)

-Part description and number as shown in parts list

Address parts correspondence to:	5
Wayne Water Systems
100 Production Drive	6
Harrison, OH 45030 U.S.A.

7

8

Ref
No.	Description	Part. No.	Qty.
1	1/4” NPT Plug	16356-004	1
2	Power Cord-10 ft.	31035-001	1
3	Handle	23124	1
4	Motor Housing	41026-001	1
5	O-ring	19040-001	1
6	Motor Assembly*	63004-001	1
7	Impeller	41032-001	1
8	Volute	41028-001	1
9	7/16”-14 x 1-1/4” Hex Head Screw	**	3
10	5/16”-18 x 3/4” Hex Head Screw	**	3
11	10-24 x 1/2” Round Head
	Machine Screw	**	2

*Includes Motor, Seal Plate, Shaft Seal, and O-ring **Standard Hardware Item

www.waynepumps.com

4