ABB HT570187 Operation Manual page 57

If provided
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Maintenance
Cleaning the filter silencer
Join connecting rods (81269) using screws (81272). When tightening

the screws (81272), ensure that connecting rods (81269) are located
correctly in recesses in filter silencer body (81135). Now tighten
screws (81272) alternately until the following maximum torque is
reached:
Screw
81272
Screw lock nuts (81273) onto screw (81272) and tighten to following

torque:
Lock nut
81273
Fit filter strip (81265).

Operation Manual / TPL67-C.. - TPL71-C..
5
5.2
Tightening torque [Nm]
Tightening torque [Nm]
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