Hotsy EP • 8.914-444.0 • Rev. 07/13
OPERA
T
OR’S MANU
AL
PRESSURE W
ASHER
20
TORQUE
SPECS
Item #
Ft.-lbs
14
75
15
18
23
7.6
33
9
43
13
48
7.6
8.750-745.0 HH306R.2
8.750-746.0 HH406R.2
8.750-747.0 HH456R.2
8.750-748.0 HH466R.2
8.750-749.0 HH506R.2
MT PUMP EXPLODED VIEW - PUMP PARTS LIST
ITEM PART NO.
DESCRIPTION
QTY
1
8.751-216.0
Crankcase
1
2*
See Kits Below Seal, Oil, Plunger
3
3*
See Kits Below O-Ring, 1.78 X 31.47
3
4*
See Kits Below Ring, Pressure, 20mm
3
5*
See Kits Below "U" Seal, 20mm
6
6*
See Kits Below Ring, Intermediate 20mm
3
7*
See Kits Below "U" Seal, 20mm
3
8
9.803-199.0
Washer, Copper
1
9
9.802-926.0
Plug, Brass 1/2
1
10
8.751-219.0
Manifold Housing
1
11*
See Kits Below O-Ring, 2.62 X 18.72
6
12*
See Kits Below Valve Assembly
6
13*
See Kits Below O-Ring, 2.62 X 23.47
6
14
9.802-924.0
Valve Cap
6
15
8.717-526.0
Stud, Bolt Manifold
8
16
9.802-884.0
Washer
8
17
9.803-198.0
Washer, Copper
1
18
9.802-925.0
Plug, 3/8
2
23
9.802-939.0
Screw Hex 8mm X 18mm
8
24
8.717-210.0
Closed Bearing Housing
1
25
9.803-192.0
O-Ring, 2.62 X 60.05
2
26
8.933-011.0
Bearing, Roller
2
27
8.751-221.0
Crankshaft (HH506R.2)
1
8.751-220.0
Crankshaft, (HH456R.2)
1
8.751-223.0
Crankshaft, (HH406R.2)
1
8.751-222.0
Crankshaft, (HH306R.2)
1
8.717-063.0
Crankshaft (HH466R.2)
1
28
9.803-167.0
Key, Crankshaft
1
ITEM PART NO.
DESCRIPTION
QTY
29
9.802-921.0
Dipstick
1
30
9.803-140.0
Crankshaft Seal
1
31
9.803-178.0
Shim
1
32
8.717-209.0
Bearing Housing
1
33*
See Kits Below Plunger Nut, M8
3
34*
See Kits Below Spacer, Copper
3
35*
See Kits Below Plunger, 20mm
3
36*
See Kits Below Spacer, Copper
3
37*
See Kits Below O-Ring, 1.78 x 7.66
3
38*
See Kits Below Ring, Tefl on
3
39
8.751-225.0
Rod, Plunger
3
40
9.803-158.0
Connecting Rod
3
41
8.751-228.0
Pin, Connecting Rod
3
42
9.803-218.0
Washer, Spring
6
43
9.803-238.0
Screw, M6 x 25
6
44
8.933-016.0
O-Ring, 2.62 X 126.67
1
45
8.751-229.0
Crankcase Cover
1
46
9.803-906.0
O-Ring, 1.78 X 14
1
47
9.803-202.0
Sight Glass, G3/4
1
48
9.802-939.0
Screw, Cover
4
* Available In Kit (See Below)
