ABB XAC25354 - Table 39: Tightening Torque (77015); Fig. 56: Fitting the Diffuser; Fitting the Diffuser

Operation Manual / A100-L
9 Disassembly and assembly / 9.20 Fitting the diffuser
© Copyright 2021 ABB. All rights reserved. HZTL4034_EN Rev.T December 2021
9.20 Fitting the diffuser
Fig.56: Fitting the diffuser
Product Size Tightening torque [Nm]
A165-L M5 6
A170-L M6 10
A175-L M8 25
A180-L M8 25
A185-L M10 45
A190-L M10 45
Table39: Tightening torque (77015)
1. Attach lifting gear (L) to the diffuser(79000).
2. Carefully place the diffuser on the wall insert(77000), then remove lifting gear.
3. Fit new O-rings(79020, 79021) on the diffuser.
4. Degrease screws(77015) and threaded holes in wall insert.
5. Coat threads of the screws with Loctite® 542.
6. Fit screws.
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