37
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Parts list
No.
Part names
# of parts
Materials
Estimated life
1
Pump head
1
PVC
-
2*
Valve
2
VC
V6
VS
8000hrs or 1 YR
Alumina ceramics
SUS316
SUS316
3*
Valve guide
2
PVC
8000hrs or 1 YR
4*
Valve seat
2
VC
V6
VS
8000hrs or 1 YR
FKM
EPDM
SUS304
5*
Valve gasket
2
PTFE
8000hrs or 1 YR
7*
O ring
2
VC
V6
VS
8000hrs or 1 YR
FKM
EPDM
EPDM
9
Fitting
2
PVC
-
10*
O ring
2
VC
V6
VS
8000hrs or 1 YR
FKM
EPDM
EPDM
20
Hexagon bolt
6
Stainless steel
-
21
Spring washer
6
Stainless steel
-
22
Plain washer
6
Stainless steel
-
30*
Diaphragm
1
PTFE+EPDM
4000hrs or 6 months
31
Retainer
1
SUS304
-
70
Inlet pipe unit
1
PVC
-
71
Outlet pipe unit
1
PVC
-
72
Union socket
2
PVC
-
73
Nut
2
PVC
-
76*
O ring
2: FF1/FF3/
HH3/UU3
1: FF2/FF4
VC
V6
VS
8000hrs or 1 YR
FKM
EPDM
EPDM
77
Flange elbow unit
1
PVC
-
78
Flange unit
1: FF1/FF2
2: FF3
PVC
-
83
Tube adapter
2
PVC
-
84
Stopper
2
SS400
-
85
Fitting nut
2
CFRPVDF
-
214*
Oil seal assy
1
-
8000hrs or 1 YR
217*
Oil seal gasket
1
Nonasbestos
Every time the oil seal
assy is dismantled.
218
Hex socket head bolt
4
Steel
-
*The parts with an estimated life are wear parts and need to be replaced periodically.
*
The listed number of parts is required to consist of one single pump head except for parts # 70 and 71.
NOTE
Retighten the bolts/parts evenly to the following torque.
Tightening torque
Part No.
Torque
#9
9 N•m
#20
2.9 N•m
Removal of the Oil seal assy
Screw in the attached two M4 hex sock head
bolts as below to remove the oil seal assy.
M4
×
25 hex sock head bolt
Oil seal assy
Exploded view