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6. Likewise, fit the right hand side panel (39). When you work at the front side of the boiler, loose three M8 nuts (G)
that are used to secure front door hinges (28, 29) a little, drive the front bend of the panel through the free space
behind A8.4 flat washer (F). After driving the panel to right position secure it by screwing the same M8 nuts. You can
set the hinges by loosing or screwing to provide that the doors are closing properly.
7. Place top panel (40). Before securing top panel, first fit the thermometer (43), drive the capillary of the thermometer
through the hole on the top panel, and attach its sensing bulb inside the pocket on the front element of the boiler.
8. If the top is not fitted squarely between two side panels, loose the nuts securing the side panels, and re-adjust the
positions of the side panels to match the top panel. Secure the side panels again. Fix the front panel (41) by two pieces
of special centering pin M4 (30-S-R) and S4.2x9.5 self tapping screws (L) to side panels. Fix the rear bend of the top
panel to both side panels by the same screws (see following pictures)
9. Fit primary air damper (19) on the lower front door (17) with the help of primary air damper rod (20), and secure it with
a help of M6 nut (D) as shown in the following picture.
11
39
28
38
A
B
G-F
a e p o
6 ut ( ) as s o
t e o o
g p ctu e
10. Pass the thermo-regulator arm through the holes on the thermo-regulator and fit this item via its safety screw
which is supplied with the original packing of thermo-regulator (note that, if your boiler does not arrive with thermo-
regulator, please ask your dealer for thermo-regulator and the auxilary items mentioned in this step)
11. Attach the chain (which is supplied within the package of thermo-regulator) to both thermo-regulator arm at the top,
and to primary air damper (19) at the bottom. This step will be completed during the first operation of the boiler.
Please see the title: "Setting the thermo-regulator (thermostatic controller for combustion air)"
11
43
40
40
39
39
L
39
28
38
A
B
39
40
L
G-F
11
43
40
40
39
39
L
39
28
38
A
B
39
40
L
G-F
Summary of Contents for DUNATECH 2012
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