14
TROUBLESHOOTING CHART
Pump Performance
at 40 PSI Discharge Pressure
(In Gallons Per Minute)
SYMPTOM
POSSIBLE CAUSE(S)
CORRECTIVE ACTION
Leaks at the metal
1. Loose clamps or O-Ring
1. First check the clamp tightening screw to see if it is tight. If it is tight and
clamps
not sealed
slight leakage still occurs, place a piece of wood on the clamp and
firmly tap the wood with a hammer. Repeat this operation around
the edge of the clamp and retighten the clamp screw. If leak continues,
disassemble clamp and pump halves and check to see that O-Ring is
properly seated and no foreign material is on O-Ring or O seat.
Reassemble pump.
Type of Jet Pkg.
Pump
Pumping Depth in Feet
System Stock No.
Model No.
HP
5
10
15
20
30
40
50
60
70
80
90
Shallow
390.251183
1/2
8.2
7.3
6.2
5.0
Well
29650
390.251983
3/4
10.9
10.4
8.6
7.5
390.252283
1
17.0
15.0
13.0
10.5
2”
390.251183
1/2
3.4
2.8
2.3
1.8
1.3
Single
29670*
390.251983
3/4
4.1
3.7
3.1
2.6
2.1
1.6
Pipe
390.252283
1
5.0
4.5
4.1
3.7
3.1
2.6
2.1
3”
390.251183
1/2
4.1
3.2
2.0
1.2
Single
29902**†
390.251983
3/4
6.6
5.4
4.4
3.4
2.5
1.9
1.6
Pipe
390.252283
1
8.2
7.2
6.2
5.0
3.2
2.7
2.2
4”
390.251183
1/2
4.1
3.2
2.0
1.2
Double
29660***
390.251983
3/4
6.6
5.4
4.4
3.4
2.5
1.9
1.6
Pipe
390.252283
1
8.2
7.2
6.2
5.0
3.2
2.7
2.2
Use 160 PSI Min. Rating Plastic Pipe.
* Jet Package No. 29670 – 2” Single Pipe (use 1-1/4” galvanized pipe).
** Jet Package No. 29902 – 3” Single Pipe (use 1-1/4” galvanized pipe).
*** Jet Package No. 29660 – 4” Double Pipe.
† Must be ordered through Sears Product Service, 1-800-366-7278.
Release all pressure
in system before
working on clamp!
