Burner And Supply Pipe Installation - Baxi Fires Division 740FS Installer's Manual

INSTALLER GUIDE
box is aligned squarely and the sealing is satisfactory, fully tighten the cable retainers.
13. If the convection box is not correctly aligned, release the tension on the cables by
slackening the screws and turning the hexagonal adjusters fully anticlockwise. The
convection box should then automatically realign itself. Pull each cable taut again and
push the cable retainers back against the back panel. Again, tighten the screws in the
retainers and apply tension to the cables by turning the
hexagonal adjusters clockwise as far as possible.
14. Feed the free length of the cables into the gap
between the inner and outer back panels so that they are
available to allow easy removal and refitting of the
appliance during subsequent service calls. Do not cut off
the free lengths of cable. On precast flue installations
feed the cables into the small holes at the base of the
side panels (See figure 24)
9.3 Sealing floor front - All installations.
Using the floor sealing tape supplied, seal the bottom of
Figure 25. Floor Sealing
the convection box to the fireplace and hearth floor (See
figure 25).
Make sure that the whole length of the front edge of the convection box is fully
sealed.

10. BURNER AND SUPPLY PIPE INSTALLATION

10.1 Burner and supply pipe installation.
1. Refit the burner unit to the convection box with two screws.
2. Connect the supply line to the appliance.
3. Turn on the gas supply and pressure check the
installation pipework for gas soundness. In the
United Kingdom (GB) check in accordance with
the current edition of BS 6891. In the Republic
of Ireland check in accordance with the current
edition of IS 813 "Domestic Gas Installations".
10.2 Preliminary burner checks.
Some burner operations can be checked at this
stage. Checking now will mean that less
Figure 26. Control pivot plate
disassembly will be required if any problems are
found. A full check should still be made, however, after final installation.
1. If closed open the isolating valve at the inlet 'T' connector.
,
2. Rotate the control pivot bracket clockwise as far as it will go and hold in this position
©
Page 28
Baxi Heating U.K. Limited 2007.