19
o
Deburr the tube end, both internally and externally to create a
1mm chamfer on the outside of the tube.
o
Check the tube ends are free from damage and clean, wiping
away any swarf to avoid damaging the ‘O’ ring on tube insertion.
o
Tube end must also be free from stickers, tape and adhesive
residues.
o
Mark the socket depth (27mm) on the tube with a marker.
o
Insert the tube firmly with a slight twisting action until it reaches
the tube stop with a positive “click”.
o
Ensure the depth insertion mark corresponds with the mouth of
the fitting, then pull firmly on the tube to ensure the fitting is
secure.
•
Fit the earth clamp to the Ø22mm copper tube (See Figure 3 in Section
2.3).
•
Connect to the rest of the fixed system hydraulics.
•
Fill the system with water, purging any air out of the system. This may
take several minutes and can be aided by repeatedly opening and
closing the outlet.
•
Once finished purging and with the system pressurised, inspect the
piping/tubing and joints for any leaks. Take remedial action if necessary.
Electrical Connections:
•
Move the cable strain relief fittings to the side you wish to make the
entries / exits. Cover all other holes in the enclosure with the supplied
blanking grommets. (Figure 8).
•
Feed the mains cable through the strain relief bushing in the heat
battery housing.
•
If applicable, feed the signal cable through the additional strain relief
fittings.
•
Line up the cable strain relief fitting ratchet feature and compress firmly
so that the fitting grips the cable.
•
Open the internal controller enclosure using a flat head screwdriver to
remove the snap in’ lid.
•
Connect the wires according to the wiring options if not already fitted.
•
Remove or make links according to the wiring options.
