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Assembly
The gas inlet on the old cookers is equipped with a conical thread ISO 7-1 –
and the hose is assembled as follows:
1. apply a sealing product to the thread on the appliance: a strip of teflon or
sealing paste for threads (colmat) plus some acrylic wool;
2. tighten up the linking component (the cylindrical inside thread ISO 7-1 to
the cylindrical ouside thread ISO 228-1) with the two keys on the cooker;
3. check that the sealed joint is firmly inserted inside the moveable
connection on the elastomer hose (new model);
4. tighten up by hand the elastomer hose on both sides;
5. tighten up with a spanner;
6. open the stop cock and check that there are no leaks (soap bubbles) by
smearing on a frothing product ).
Fig. 2.4
The gas inlet on the new appliances is equipped with a parallel thread
ISO 228-1. To assemble it, follow stages 3, 4, 5, and 6 as described below.
Precautions to take
* the flexible pipe must be mountedso that it will not be subjected
tomechanical stresses, such as beingtwisted, compressed or pulled;
* the flexible pipe must be fitted so thatit will not come into contact with
anyother movable piece of furniture;
* it must have a bending radius of atleast ten times its outside diameter;
* it must not come into contact with anyhot surfaces;
* ensure that it is installed in a placewith easy access, so that its entirelength
can be checked.
* it should not be located in anoverheated environment. and must
beprotected from sunlight and ultravioletrays
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