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11.1
Spare parts list
Fig. 32: Pump with mechanical seal
38
Item no.
Description
1.1
Pump housing
1.2
Flat gasket
2.1
Impeller
2.2
Nut
2.3
Spring lock washer
2.4
Washer
2.5
Shim
3.1
Shaft
3.2
Key
3.3
Key
4.1
Ball bearing
4.2A
Circlip
4.2B
Circlip
4.3
Bearing housing
4.4
Circlip
4.5
Shaft seal
5
Bearing bracket
5.1
Venting chamber
5.2
Bolt
5.3
Washer
5.4
Nut
8.1
Supporting foot
Installation and operating instructions • Wilo-Atmos GIGA-NHT • Ed.01/2023-10
Number
Safety-relevant
1
1
X
1
1
1
1
1
1
1
1
X
1
X
1
X
1
1
X
1
1
1
6
6
6
1
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