Harbor Freight Tools 47906 - Manual (Page 9)

Page 9 For technical questions, please call 1-800-444-3353. SKU 47906
PLEASE rEAd tHE FOLLOWing cArEFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY
DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER OR
DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE
OR SHE IS qUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS qUALIFIED
TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER AND/OR DISTRIBUTOR
EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY
CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK
AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT
PARTS THERETO, OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
Problem cause Solution
Pump will not hold
prime
Foot/check valve not installed in suction 1.
line.
Foot/check valve leaks water back to well.
2.
Install foot and check valve in suction 1.
line.
Replace foot/check valve.
2.
Water is full of
bubbles at outlet
Pumping bubbles temporarily as air is 1.
purged after initial setup.
Leak in suction side of pump system.
2.
Well is gaseous. 3.
Water level below suction inlet of foot 4.
valve.
Temporary self-remedying issue. 1.
Check for and fix leaks. 2.
Install a sleeve in the well. 3.
Lower suction line into water and re- 4.
prime. If water is deeper than 26 ft,
then a deep well pump may be needed.
Motor runs, but water
is not pumping
Improper priming. 1.
Air leakage. 2.
Vertical lift too high. 3.
Water level below suction inlet of foot 4.
valve.
Frozen pipes. 5.
Foot valve in dirt or sand. 6.
Foot/check valve clogged. 7.
Pressure switch is set too low. 8.
Prime the pump by pouring clean water 1.
into the Priming Inlet.
Check all pipes and joints in the suction
2.
line for air leakage using soapy water.
Reduce vertical lift to within
3.
specifications. See Installation
instructions.
Lower suction line into water and re-
4.
prime. If water is deeper than 26 ft,
then a deep well pump may be needed.
Thaw the pipes. Bury pipes below
5.
freeze line/insulate pipes.
Raise foot valve to clean water level.
6.
Clean or replace foot/check valve. 7.
Have the pressure switch adjusted by 8.
qualified technician (20-50 psi).
Pump does not shut-
off
Pressure switch contacts welded together. 1.
Faucet is open or leaking. 2.
Toilet leaking. 3.
Impeller is clogged. 4.
Tank bladder pressure is too low. 5.
Pipeline leakage. 6.
Foot/check valve leaks water back to well. 7.
Have the pressure switch replaced by a 1.
qualified technician.
Close or repair faucet.
2.
Repair leaky toilet. 3.
Clean impeller. 4.
Inflate to 26-29 psi. 5.
Repair pipeline. 6.
Replace foot/check valve. 7.
Follow all safety precautions whenever diagnosing or servicing the pump.
disconnect power supply before service.
do not disassemble the pump or motor as this will damage the water seals.
All repairs should be performed by a qualified technician.