To Remove The 'T' Piece; To Remove The Shut-Off Valve Assembly - Valor BRAVA 348 Installer And Owner Manual

INSTALLER GUIDE
prevent possible damage to the microswitch.
4. Remove the hexagonal bolt securing the control pivot bracket to the controller at
the rear.
5. Remove the control pivot bracket.
6. Detach the lower injector pipe at the top of the gas flow rate controller. Support the
controller while detaching to prevent excessive strain.
7. Detach the lower injector pipe from the lower injector carrier. Do NOT use the PTP
for support as this may cause damage.
8. Detach the nut from the underside of the gas flow rate controller. Support the
controller while detaching to prevent excessive strain.
9. Remove the hexagonal nut securing the controller to the mounting bracket.
10. Loosen the brass nut that holds the shut-off valve to the securing bracket, rotate
the bracket forward and clear of the shut-off valve. Remove gas flow rate controller.
11. Refit in the reverse order.

12.9 To remove the 'T' piece.

1. Remove the gas flow rate controller as in section 12.8.
2. Unscrew and remove the upper injector pipe.
3. Loosen the locking nut where the 'T' piece joins the shut-off valve.
4. Unscrew the 'T' piece.
5. Refit in the reverse order. If replacing the 'T' piece, remove the locking nut from the
removed 'T' piece and fit it to the replacement.

12.10 To remove the shut-off valve assembly.

1. Remove the 'T' piece as in section 12.9.
2. Detach the thermocouple and loosen the interrupter block from the valve, once
loosened it will be possible to remove the thermocouple leads. Pull the tags and not
the leads as this can cause damage. Remove the interrupter block.
3. Detach the pilot pipe from the valve.
4. Remove and fit the brass nut from the top of the removed valve onto the
replacement.
5. Refit in the reverse order. If replacing the shut-off valve, remove the locking nut
from the top of the valve and fit it to the replacement valve.
When refitting the thermocouple and interrupter block, make sure that the microswitch
wires are properly secured to give a good electrical contact.
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GDC Group Ltd. 2011