IWAKI PUMPS ES-B Series, Instruction Manual, Page: 22 / 24

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Maintenance
8. Parts List
(ES-B type)
Q'ty per Item
Item Description Material
B11 B16 B21 B31
1
Head, 11 1
Head, 16 1
Head, 21
PVC
1
Head, 31 1
3
Fitting,
φ
4 x
φ
9
1
Fitting,
φ
6 x
φ
8
Fitting,
φ
8 x
φ
13
PVC
Fitting,
φ
9 x
φ
12
2
5 Air vent body B PVC 1
6 Lock nut PVC 1
Diaphragm, 11 1
7
Diaphragm, 16 1
Diaphragm, 21
PTFE+EPDM
1
Diaphragm, 31 1
Retainer, 11 1
9
Retainer, 16 1
Retainer, 21
PPS
1
Retainer, 31 1
10 Air vent body A PVC 1
11 Valve guide PVC 4
12 Valve seat EPDM/FKM 4
13 Valve ball HC/CE 4
14 Gasket PTFE 2
17 O-ring, S14 EPDM/FKM 2
18 Spacer:0.2,0.3,0.5,0.7mm Brass 1
19 Bolt, M4X40 SUS316 equivalent
4
23 Adjusting Screw PVC 1
25 O-ring, P4 FKM-A 1
26 O-ring, P10A FKM-A 1
27 O-ring, P7 FKM-A 1
38 Gasket EPDM 1
39
Cord Gasket E
φ
6mm NBR 1
41 Cord Nut POM 1
42 Case Gasket NBR 1
43 Control unit case PPE 1
44 Control unit cover PPE 1
45 SF Gasket EPDM 1
46 SF Knob PE 1
47 Screw 4x25 SUS304 equivalent 1
48 Terminal Gasket NBR 1
53 Pump body PPG 1
52 Plug 1
55 Cap Gasket EPDM 1
56 Screw, M3x35 SUS304 equivalent 1
Fitting nut,
φ
4 x
φ
9
4
Fitting nut,
φ
6 x
φ
8
3
Fitting nut,
φ
8 x
φ
13
PVC
Fitting nut,
φ
9 x
φ
12
2
VH/VC
VH/VC
VH/VC
VH/VC