Infinity 800 HD UBL, Instruction For User, Installation & Servicing

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LT 7941 Issue No 3 (04/22)
800 HD with UBL INSTALLATION INSTRUCTIONS
Commissioning the Appliance
Checking gas soundness and running pressure.
Turn on the supply to the appliance and check for soundness in accordance with the current
codes of practice.
Turn off the gas supply at the external isolation valve.
Remove the pressure test point screw from the inlet elbow and connect the pressure gauge.
Turn on the gas to the appliance at the isolation valve.
Light the appliance as described in the user instruction section. Page 5 turn on (startup).
Check the inlet pressure is 20 mbar +/- 1.0 mbar natural gas or 37 mbar +/- 1.0 mbar for LPG with
other appliances running.
Turn off gas supply, at the isolation valve. Disconnect the pressure gauge and replace the
pressure test point screw.
Turn on the appliance and check the pressure test point for soundness with detection fluid.
Refit the gas cover as shown in Fig 4(page 32).
Fuel Bed Layout.
Fuel bed layout should be fitted using the guidance stipulated on pages 13 - 21 of the User
Instruction section.
Fit Glass Panel.
Due to transit protection, the glass panel is packed with a protective sleeve within the packed
appliance. Special care should be taken when removing the glass panel from the packing. The
top fixing is attacked to the fire box via 4 off M4 fixing nuts.
Remove the nuts and remove the top fixing bracket. (Please see
fig 8 within the user instruction section on page 11).
Locate the glass panel within the bottom retaining slot and push
back against the seals. (Please see Fig 11).
Position the top fixing bracket over the top edge of the glass
panel and slide over the four M4 studs.
Using the four M4 nuts previously removed. Tighten the top glass
fixing using the nut spinner provided with the appliance (be careful not to over tighten ass this
will crack the glass).