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1.1
Latest edition?The Service Kit Catalogue is only reprinted at long intervals.If you require the latest edition, please refer to servicedocumentation in WebGOLD which is updated on a moreregular basis.
Sources of product documentationIn addition to the printed Service Kit Catalogue, Grundfosoffers the following sources of product documentation
• WinCAPS
• WebCAPS
• WebGOLD.
WinCAPS
WinCAPS is a Windows-based Computer Aided ProductSelection programme containing information on morethan 90,000 Grundfos products.
WinCAPS is available on CD-ROM in 16 languages.
WinCAPS offers
• detailed technical information
• selection of an optimised pump solution
• dimensional drawings of each pump
• detailed service documentation
• operating and installation instructions
• wiring diagrams of each pump.
WebCAPS
WebCAPS Web-based Computer Aided Product Selectionis a web-version of WinCAPS.
WebCAPS is available on the Grundfos homepage,www.grundfos.com
WebCAPS offers
• detailed technical information
• dimensional drawings of each pump
• wiring diagrams of each pump.
WebGOLD
WebGOLD (Web-based Grundfos Online Literature andDrawings) database contains information on approxi-mately 169 product families in 25 different languages.
WebGOLD is available on the Grundfos homepage,www.grundfos.com
WebGOLD contains
• Data booklets
• installation and operating instructions
• service documentation
• CAD drawings (2- and 3-dimensional)
• product brochures
• case histories
• system guides
• system and concept brochures.
•
Shaft seals
1.2
SHAFT SEAL SHAFT SEAL
The stamping code (variant code) of mechanical shaft seals isstamped on the pump nameplate. Indicated in the last Position ofthe type designation, the stamping code consists of four letters.
POSITION 1 CODES
Position 1 of the mechanical shaft seal variant code shows theGrundfos type designation.
The following codes can be shown in Position 1:
POSITIONS 2 AND 3 CODES
Pos.itions 2 and 3 of the mechanical shaft seal variant code showmaterials of rotating face and stationary seat.
The following codes can be shown in Positions 2 and 3:
POSITION 4 CODES
Position 4 of the mechanical shaft seal variant code shows thesecondary seal material.
The following codes can be shown in Position 4:
Example A U U E
Grundfos type designation (1)
Material of rotating face (2)
Material of stationary seat (3)
Material of secondary seal (4)
Code Description
A O-ring seal with fixed seal driver
B Bellows seal, rubber
C O-ring seal with spring as seal driver
D O-ring seal, balanced
E O-ring seal, type A, cartridge
F Bellows seal, type B, cartridge
G Bellows seal, type B, with reduced seal faces
H O-ring seal, type D, cartridge
K Bellows seal, metal, type M, cartridge
M Bellows seal, metal
O Double seal, back-to-back
P Double seal, tandem
Q Seal with flush, quench seal
R O-ring seal, type A, with reduced seal faces
S Stuffing box
T Floating gap seal
X Miscellaneous
Code Material
A
Synthetic carbon
Carbon, metal-impregnated
B Carbon, resin-impregnated
H (B/U)
Carbon with embeddedtungsten carbide (WC) (hybrid)
C Other carbons
D
Metals
Steel
N Bronze
S Cast chromium steel
U
Carbides
Tungsten carbide (WC), chromium-nickel-molybdenum-bonded
Q
Q1S: Dense, sintered,
fine-grained silicon carbide(SiC)
Q1P: Porous, sintered,
fine-grained silicon carbide(SiC)
Q1G: Graphite-containing,
sintered silicon carbide (SiC)
V Metal oxides Ceramic (aluminium oxide)
Code Material
E EPDM
F FXM (Fluoraz®)
V FKM (Viton®)
K FFKM (Kalrez®)
M PTFE-sheathed O-ring
P NBR (nitrile rubber)
S Q (silicone rubber)
T PTFE (Teflon®)
X Other elastomers
CH(N) 2, CH(N) 4 50/60 HzModels F, H, I, K
3.40
(N) 2,
CHSHAFT SEAL KITBEARING KIT
WEAR PARTS KIT
Pump type All modelsKit no. 985164 985848 985737 985751
Pos. Description CVBE/V AUUE/V RUUE/V CVUE/V37 Gasket 11 11 11 1162 Stop ring 1 1 1 167 Lock nut 1 1 1 1
105O-ring (1 FKM + 1 EPDM) 1 1 1 1Shaft seal 1 1 1 1O-ring (1 FKM + 1 EPDM) 1 1 1 1
Pump type All modelsKit no. 435006
Pos. Description28 Screw 437 Gasket 662 Stop ring 167 Lock nut 1
105O-ring (1 FKM + 1 EPDM) 1Shaft seal 1O-ring (1 FKM + 1 EPDM) 1
153 Ball bearing 1154 Ball bearing 1155 Bearing cover plate 1158 Corrugated spring 1159 O-ring 1
Pump type CH2 CH2 CH4 CH4Pump stages 2-5 6 2-4 5-6
Kit No. 435002 435039 445004 445017Pos. Description4a Chamber 1 137 Gasket 5 6 4 645 Neck ring 5 6
47a Bearing ring 1 149 Impeller 1 1 1 162 Stop ring 1 1 1 165 Neck ring retainer 5 666 Clamp 1 1 1 167 Lock nut 1 1 1 179 Diverting disc. 1 1 1 1
105O-ring (1 FKM + 1 EPDM) 1 1 1 1Shaft seal 1 1 1 1O-ring (1 FKM + 1 EPDM) 1 1 1 1
CH(N) 2, CH(N) 450/60 HzModels F, H, I, K
3
TM0
2 52
26 2
202
166
164
175
164a
173173a
76 153
172a154
56
28h28g
79155
2621
25
4565
6
4565
4a
6545
4
49
3764
64a
4966
67
49
6437
49
4
6545
4565
4
49
3764
37
105
6437
49
4
6545
151
156
159158
152
28
2
47a
62
37
172
168b
168
3.41
CH 8, CH 12 50/60 HzModels A, B, C, K
3.42
8, CH
CHSHAFT SEAL KITPump type All modelsKit no. 4N5012 4N5013 96416347 96416348
Pos. Description CVBE/V CVBE/V AUUE/V RUUE/V37 Gasket 2 2 2 2
37a Gasket 1 1 1 145 Neck ring 365 Neck ring retainer 367 Lock nut 1 1 1 179 Diverting disc 1
105Shaft seal complete 1 1 1 1O-ring (1 FKM + 1 EPDM) 1 1 1 1
CH 8, CH 1250/60 HzModels A, B, C, K
3
TM0
0 1
458
08
01
105
4964
153
172
154151
156
166
164
175
164a
173173a
176
166
164
176
174
175
164a
76
6545
4
56
28h28g
279
155
37a
37
4964
49a
37
4
4565
6545
6
6667
25
2126
173a173161
159158
152
150
76
28
Motor typeMG 71-80
3.43
CHI(E) 2, CHI(E) 4 50/60 HzCHI Models B and C
CHIE Model A
3.44
I(E) 2,
CHSHAFT SEAL KITPump type All ModelsKit no. 4H5007 4H5008 4H5009 4H5010 96479922 96479921
Pos. Description BQQE BQQV BUBE BUBV BUUE BUUV6b O-ring 2 2 2 2 2 211 O-ring 1 1 1 1 1 1
11a O-ring 1 1 1 1 1 127a nut 2 2 2 2 2 231 O-ring 1 1 1 1 1 145 Neck ring 6 6 6 6 6 665 Neck ring retainer 6 6 6 6 6 667 Lock nut 1 1 1 1 1 178 Shaft seal 1 1 1 1 1 179 Diverting disc 1 1 1 1 1 193 Screw 1 1 1 1 1 194 Nut 1 1 1 1 1 1
CHI(E) 2, CHI(E) 450/60 HzCHI Models B and C
3
TM0
2 52
27 2
202
153
172
154
151
156
166
164
176
174
175
164a173a173161
159158
152
76
28
41c
41
41b
40
56
28h28g
2111a
25
1693
92
94
11
105112
5
6667
49
64d
4565
6545
4a
6545
4
4565
3
6b6a
6b27a
6
64
49
6449
31
26
49
32
79
49
4
4565
26
47
3.45
CHI(E) 8, 10, 12 50/60 HzCHI Models B, C and D
CHIE Model A
3.46
I(E) 8,
CHSHAFT SEAL KITPump type CHI (E)8
CHI (E)10CHI (E)12
CHI(E) 8CHI (E)10CHI (E)12
CHI (E)8
CHI (E)12
CHI(E) 8
CHI(E) 12
CHI (E)8CHI (E)10CHI (E)12
CHI(E) 8CHI (E)10CHI(E) 12
Kit no. 4F5012 4F5013 4F5019 4F5020 96481361 96481360Pos. Description BQQE BQQV BUBE BUBV BUUE BUUV6b O-ring 1 1 1 1 1 111 O-ring 1 1 1 1 1 1
11a O-ring 1 1 1 1 1 127 Washer 2 2 2 2 2 231 O-ring 1 1 1 1 1 1
41b Plug 1 1 1 1 1 141c Plug 1 1 1 1 1 145 Neck ring 3 3 3 3 3 365 Neck ring retainer 3 3 3 3 3 367 Lock nut 1 1 1 1 1 178 Shaft seal 1 1 1 1 1 179 Diverting disc 1 1 1 1 1 193 Screw 1 1 1 1 1 194 Nut 1 1 1 1 1 1
CHI(E) 8, 10, 1250/60 HzCHI Models B, C and D
3
TM0
1 6
215
130
0
28g
78
4
6545
6
79
41
32
32a
31
112a
4964
2111a
25
1693
92
6b6a
2627
6766
49a
94
11
149
153
172154
156
151
28
156a
159158
157a
159a
6449
4565
4
6545
150
56
3.47
CHIU 2, 4 50/60 Hz
3.48
IU 2, 4
CHWEAR PARTS KITBEARING KIT
Pos.
Pump type CHIU 2,4 CHIU 2,4Pump version EPDM FKM
Kit no. 96441246 96441247Description
6b O-ring 2 211 O-ring 1 1
11a O-ring 1 127a Lock nut 2 231 O-ring 1 1
31a O-ring 1 131b O-ring 1 145 Neck ring 4 465 Neck ring retainer 4 467 Lock nut 1 193 Screw 1 194 Lock nut 1 1148 Plug 1 1
148a O-ring 1 1
Pos.Pump type All models
Kit no. 96441248Description
33 Axial bearing 134 Axial bearing 135 Spring washer 236 Guide for axial bearing 141 Bearing plate 1
CHIU 2, 450/60 Hz
3
TM0
1 9
074
26
03
148a
94
5
6667
49
64
4565
6545
4
6545
4
4565
3
2111a
1125
93
926b6a
6b
27a6
64
49
64
49
36
35
34
31
26
26
32
40
28g
28h
149
31a
41
33
16
56
172
31b
150
161
147 28
148
163
28k
49
62
3.49
CHK 2 50/60 HzModel A, B, C, D, E
3.50
K 2
CHSHAFT SEAL KITWEAR PARTS KIT
METAL TERMINAL BOX KIT
Kit no. 435031 445068Pos. Description CVBV AUUV37 Gasket 1 162 Stop ring 1 1105 Shaft seal 1 1
Pump typeCHK 2-30/3-1CHK 2-40/4-1
CHK 2-50/5-1CHK 2-60/6-1CHK 2-90/6-1
CHK 2-100/6-1CHK 2-110/6-1
Kit no. 435032 435033Pos. Description 4a Bearing chamber 136 Nut 3 337 Gasket D 110/103 x 0.25 mm 1 145 Neck ring 4 5
47a Bearing ring 162 Stop ring 1 165 Neck ring retainer 4 566 Washer 1 1
66a Washer 3 367 Lock nut 1 1
69a Spacing pipe 7.8 mm 1 1122 Priming screw 1 1
Models All
Kit no. 405179
Pos. Description
164a Terminal box with gasket 1
164 Terminal box cover with gasket 1
166 Screw 4
175 Screw 4
176 Terminal complete 1
CHK 250/60 HzModel A, B, C, D, E
3
TM0
1 9
160
040
1
105
154
153
172
47a
64a
45
65
4
45
65
5a
49
62
3a
69
64
45
65
4
49
49
4a
65
45
26
3666a
155
37
69a
69
2
79
172a
173a173
175176
76
151
152
156
150a
159
158
164a164166
150
28
122
6667
84
84b
64c
85
121
84c
3.51
CHK 4 50/60 HzModel A, B, C, D, E
3.52
K 4
CHSHAFT SEAL KITWEAR PARTS KIT
METAL TERMINAL BOX KIT
Kit no. 435031 445068Pos. Description CVBV AUUV37 Gasket 1 162 Stop ring 1 1105 Shaft seal 1 1
Pump type
CHK 4-50/5-1CHK 4-20/2-1 CHK 4-60/6-1CHK 4-30/3-1 CHK 4-70/6-1CHK 4-40/4-1 CHK 4-80/6-1
Kit no. 445057 445058Pos. Description 4a Bearing chamber 136 Nut 3 337 Gasket 1 1
47a Bearing ring 162 Stop ring 1 166 Washer 1 1
66a Washer 3 367 Lock nut 1 1
69a Spacing pipe 10 mm 1 1122 Priming screw 1 1
Models AllKit no. 405179
Pos. Description164a Terminal box with gasket 1164 Terminal box cover with gasket 1166 Screw 4175 Screw 4176 Terminal complete 1
CHK 450/60 HzModel A, B, C, D, E
3
TM0
1 9
164
190
1
173a173
175176
76
151
152
156
150a
159
158
164a164166
150
28
122
66
67
84
84b
64c
85
121
84c
105
47a
64a
69
64
4a
65
45
69
3a
49
4
4
3a
49
49
154
153
172
62
26
3666a
155
37
69a
2
79
172a
3.53
CHV 2 50/60 Hz
3.54
V 2
CHSHAFT SEAL KITWEAR PARTS KIT
Pump type All modelsKit no. 985164 985848 985737 985751
Pos. Description CVBE/V AUUE/V RUUE/V CVUE/V37 Gasket 11 11 11 1162 Stop ring 1 1 1 167 Lock nut 1 1 1 1
105 Shaft seal 1 1 1 1
Pump type CHV2-60
CHV2-40 CHV2-80CHV2-50 CHV2-100
Kit no. 435015 435014Pos. Description4a Chamber 137 Gasket 6 1145 Neck ring 5 10
47a Bearing ring 164c Clamp 1 165 Neck ring retainer 5 1067 Lock nut 1 179 Diverting disc. 1 1
105 Shaft seal 1 1Clamp 1 1
CHV 250/60 Hz
3
TM0
1 70
55 3
99
9
154
153
172a
172
173a173
175176
26
49
4
65
45
64
2
79
155
105
47a
45
65
4
49
64a
49
4a
65
45
64
64
45
65
4
49
49
4
65
45
64
64
45
65
4
49
49
5a
65
45
64
64c67
6
45
65
4
49
76
37
37
37
37
37
37
37
37
25
18
37
62
151
152
156
150a
159
158
164a164166
150
3.55
CHV 4 50/60 Hz
3.56
V 4
CHSHAFT SEAL KITWEAR PARTS KIT
Kit no. 985164 985848 985737 985751Pos. Description CVBE/V AUUE/V RUUE/V CVUE/V37 Gasket 11 11 11 1162 Stop ring 1 1 1 167 Lock nut 1 1 1 1
105 Shaft seal 1 1 1 1
Pos. Description Kit no. 4450674a Chamber 137 Gasket 11
47a Bearing ring 164c Clamp 167 Lock nut 179 Diverting disc. 1
105 Shaft seal 1
CHV 450/60 Hz
3
TM0
1 70
56 2
701
64
4a
65
45
105
64c67
150
159
158
159a
156a
28
156
154
153
166
164
180a
180
177
178
173a
179
172a
152
151
172
76
49
47a64a
49
4
4
49
64
64
49
4
4
49
64
49
464
49
4
2a
2
49
5a
25
64
28a
26
37
37
37
37
37
37
37
37
37
18
6
3
62
176173
31
150a
3.57