K°Bloc – Fully welded plate heat exchangers - English Version 2.2 - 01.2016
84
3.
Tighten all nuts of panel "I" (see Figure 7.4.2.1.a) crosswise to 40 % of
the maximum torque (here: 1 to 20).
!
The coloured corner bolts of panel "I“ (here: 21 and 22) may be tighte-
ned only to 25 % of the allowed torque .
4.
Tighten the nuts framed in figures Figure 7.4.2.1.b and Figure 7.4.2.1.c
on the two adjoining panels "II" and "III" to 40 % of the maximum torque.
!
When tightening, proceed alternately from the centre of the line of bolts
framed in red of the adjoining panel "II" towards the outside.
!
When tightening, proceed alternately from the centre of the line of bolts
framed in red of the adjoining panel "III" towards the outside.
!
The corner bolts marked in Figure 7.4.2.1.b red may be tightened only
to 25 % of the permitted torque.
5.
Tighten all nuts of panel "I" (see Figure 7.4.2.1.a) crosswise to 60 % of
the maximum torque (here: 1 to 20).
!
The coloured corner bolts of panel "I“ (here: 21 and 22) may be tighte-
ned only to 25 % of the allowed torque .
6.
Tighten the nuts framed in figures Figure 7.4.2.1.b and Figure 7.4.2.1.c
on the two adjoining panels "II" and "III" to 60 % of the maximum torque.
!
When tightening, proceed alternately from the centre of the line of bolts
framed in red of the adjoining panel "II" towards the outside.
!
When tightening, proceed alternately from the centre of the line of bolts
framed in red of the adjoining panel "III" towards the outside.
!
The corner bolts marked in Figure 7.4.2.1.b red may be tightened only
to 25 % of the permitted torque.
7.
Tighten all nuts of panel "I" (see Figure 7.4.2.1.a) crosswise to 80 % of
the maximum torque (here: 1 to 20).
!
The coloured corner bolts of panel "I“ (here: 21 and 22) may be tighte-
ned only to 25 % of the allowed torque .
8.
Tighten the nuts framed in figures Figure 7.4.2.1.b and Figure 7.4.2.1.c
on the two adjoining panels "II" and "III" to 80 % of the maximum torque.
!
When tightening, proceed alternately from the centre of the line of bolts
framed in red of the adjoining panel "II" towards the outside.
