21
A
Fig. 20
Secure the programming unit to the control unit panel
with 4 screws 4.8 x 9.5.
Insert screws
A
M 6 x 10 only loosely. The screws
serve to secure the control unit module to the boiler.
3.
1.
2.
Fig. 21
Installing the control unit
2.
1.
3.
B
A
Fig. 22
1.
Insert screws only loosely.
2.
Fit edge protectors.
3.
Screw shield panel
A
to control unit panel
B
.
4.
5.
Fig. 23
4.
Position control unit on the screws.
5.
Tighten the screws.
Assembling the control unit
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