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FLOJET 03526-144 Manuale
TROUBLESHOOTING
WARNING: BEFORE SERVICING PUMP, TURN OFF PUMP AND DRAIN WATER FROM SYSTEM!!
Failure to Prime - Motor operates, but no pump discharge
• Restricted intake or discharge line
• Air leak in intake line
• Debris in pump
• Punctured pump diaphragm (pump leaks)
• Crack in pump housing
Motor falls to turn on
• Loose wiring connection
• Pump circuit has no power
• Blown fuse
• Pressure switch failure
• Defective motor
Pulsating Flow
• Restricted pump delivery. Check discharge lines, fittings and
valves for clogging or undersizing
EXPLODED VIEW
AUTOMATIC WATER SYSTEM PUMP SERVICE PARTS
KEY#
DESCRIPTION
1
Pressure Switch
2
Pumphead Assembly
3
Check Valve Assembly
4
Slide Clips (Pair)
ACCESSORIES
QUICK CONNECT PORT SYSTEM
20381-000
PUMP PORT x
1/2" MALE QEST.
STRAIGHT
The above part numbers are packaged with 2 fittings per bag.
STRAINERS
4
1
2
3426 - XXX
2091 - 025
20406 - 047A (2.9 gpm)
20406 - 048A (2.0 gpm)
20407 - 034
20381-002
20381-006
PUMP PORT x
PUMP PORT x
1/2" HOSE BARB
3/4" HOSE BARB
STRAIGHT
STRAIGHT
Pump Series
3X26 - XXX
Pump Fails to Turn Off After All Fixtures Are Closed
• Empty water tank
• Insufficient voltage to pump (low battery)
• Punctured pump diaphragm (pump leaks)
• Discharge line leak
• Defective pressure switch
Low Flow and Pressure
• Air leak at pump intake
• Accumulation of debris inside pump and plumbing
• Worn pump bearing (excessive noise)
• Punctured pump diaphragm (pump leaks)
• Defective motor
3
21000 - 407
20381-007
20381-008
QUAD PORT x
PUMP PORT x
GARDEN HOSE
1/2" MALE QEST.
STRAIGHT
90° ELBOW
Strainer Number
1740 - 012
1740 - 002
1740 - 004
1740 - 014
3526 - XXX
2091 - 050
20406 - 045A
20407 - 034
21000 - 407
20381-009
PUMP PORT x
PUMP PORT x
1/2" HOSE BARB
3/4" HOSE BARB
90° ELBOW
Inlet
Outlet
1/2 Barb
Quad Port
1/2 Barb
1/2 Barb
1/2 M Qest
1/2 M Qest
1/2 M Qest
Quad Port
3626 - XXX
2091 - 040
20406 - 046A
20407 - 034
21000 - 407
20381-010
90° ELBOW
Screen
40 Mesh
40 Mesh
40 Mesh
40 Mesh