Xylem Jabsco 31820-0492 Manual De Instrucciones página 5

PARTS LIST
Reference image on page 4
Model
Upper Housing Kit
31820-0492 18910-4019
31820-0494 18910-4019
31821-0492 18910-4007
31821-0494 18910-4007
Bearing cover 6 not included in diaphragm Kit 3.
DIMENSIONAL DRAWING
DESSIN DIMENSIONNEL Pouces (Millimètres) / MAßZEICHNUNG Zoll (Millimeter) / DISEGNO DIMENSIONALE Pollici (millimetri)
MAATTEKENING Inches (Millimeters) / DIMENSIONELL RITNING Tum (millimeter) / DIBUJO DIMENSIONAL Pulgadas (Milímetros)
PERFORMANCE CURVES
70
60
(4)
50
12 & 24 VDC
(3)
40
Total
Pressure
in
30
PSI
12 VDC
(2)
(bar)
20
24 VDC
(1)
10
0
0 1
(3.8) (7.6)
Flow in U.S. GPM (LPM)
1 2
Check Valve Kit
18911-7020
18911-7020
18911-7020
18911-7020
Inches (Millimeters)
16
12
8
6
4
2
0
2 3
(11.4) (15.1)
Pressure
Amps
3
Diaphragm Kit
18912-3040
18912-3040
18912-3040
18912-3040
TROUBLESHOOTING
PULSATING FLOW – PUMP CYCLES ON AND OFF
• Restricted pump delivery.
Check discharge lines, fittings and valves for undersiz-
ing or clogging.
FAILURE TO PRIME – MOTOR OPERATES, BUT NO PUMP
DISCHARGE
• Restricted intake or discharge line.
• Air leak in intake line.
• Punctured pump diaphragm.
• Debris under flapper valves.
Amps
• Crack in pump housing.
MOTOR FAILS TO TURN ON
• Loose wiring connection.
• Pump circuit has no power.
• Blown fuse/Thermal Protector Tripped.
• Pressure switch failure.
• Defective motor.
5
4
Pressure Switch
Cam/Bearing Kit
18913-0002
18913-0002
18913-0002 18916-0118
18913-0002 18916-0118
5
Kit
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