25
157711 Pump Exploded View
– Rev C.1
Item Description
Part #
Qty Item Description
Part #
Qty
1
Socket head screw
781361
1 31 Cone valve spring
Kit #4
1
2
Pump basal flange
Kit #1
1
32 O-ring 14.2X1.9
Kit #4
Or Kit #5
7
3
O-ring 80X2.4
Kit #1
1
33 Hose barb seat
Kit #4
1
4
Radial shaft seal FB36-50-7
Kit #1
1
34 Outlet nut M22×1.5-14
Kit #4
1
5
Angular contact bearing
N/A
1
35 Back up ring 9X6.2X1.2
Kit #5
1
6
Wearable sheath
N/A
1
36 O-ring 6X1.78
Kit #5
1
7
Wobble plate
N/A
1
37 Back water valve core
Kit #5
1
8
Front bearing (51307B)
N/A
1
38 Pump head
N/A
1
9
Spring disk
N/A
1
39 Inlet water seal
Kit #6
1
10 Plunger
N/A
1
40 Inlet water body
Kit #6
1
11 Plunger spring
N/A
1
41 Thermal relief valve
781401
1
12 Crankcase
N/A
1
42 Inlet swivel nut
Kit #7
1
13 O-ring 14.2X1.9
781373
2 43 Clip ring
Kit #7
1
14 Outlet plug
Kit #5
5 44 Water filter
Kit #7
1
15 Oil seal
Kit #2
3 45 Socket head screw M8X50
N/A
4
16 O-ring 15X2.2
Kit #2
3 46 Adjusting screw
Kit #8
1
17 Spacer
Kit #2
3 47 Adjusting screw plug
Kit #8
1
18 O-ring 21.8X1.9
Kit #2
3 48 O-ring 15X2.5
Kit #8
1
19 Water seal
Kit #2
3 49 Back up ring 8.4X5.3X1.2
Kit #8
1
20 Compaction washer
Kit #2
3 50 O-ring 5.2X1.9
Kit #8
1
21 Inlet plug
N/A
3 51 Spring holder
Kit #8
1
22 Washer
N/A
3 52 Big pressure spring
Kit #8
1
23
O-ring 9.8X1.9
781383
or Kit #3
9
53 Small pressure spring
Kit #8
1
24
Valve
781384
or Kit #3
6
54 Ball holder
Kit #8
1
25 Hose barb
Kit #4
1 55 Steel ball 8.7
Kit #8
1
26 O-ring Ø3.68X1.78
Kit #4
1 56 Back water valve port
Kit #8
1
27 Steel ball
Kit #4
1 57 O-ring 9.25X1.78
Kit #8
1
28 Small cone spring
Kit #4
1 58 Breather Plug Tube
Kit #9
1
29 O-ring 5.3X2.65
Kit #4
1 59 Dipstick
30 Outlet cone valve
Kit #4
1
N/A – part not available to order
