Regency LIBERTY L900-NG - Manual (Page 48)

Regency ® L900 Direct Vent Gas Fireplace 48
MAINTENANCE
21) Replace the valve tray and reverse steps
to re-install.
22) Turn on the gas supply and check for gas
leaks.
23) Plug in the power source.
24) Re-install the left heat shield.
25) Re-install the grate.
26) Re-install the interior brick panels.
27) Re-install the log set.
28) Re-install the glass door.
29) Check the inlet and outlet pressures.
30) Re-install the right heat shield.
31) Check operation of fl ame control.
32) Check for proper fl ame appearance.
33) Re-install the exterior brick panels.
12) Carefully remove the bottom brick panel.
Bottom Brick Panel
13) Loosen the 2 screws that hold the right
side heat shield.
14) Lift up and pull out the heat shield slightly
to clear the head screws and then hang it
on the top bracket (located directly above
the heat shield).
Bracket
Heat
Shield
15) Disconnect the inlet gas line from the
valve.
16) Disconnect the 2 connectors from the
modulating coil.
17) Disconnect the 2 red wires and 1 black
wire from the valve.
18) Remove the 16 screws that hold the valve
tray to the fi rebox and slightly pull out the
valve tray.
Wires
Valve Tray
Valve Tray Slightly Removed
Modulating Coil
Heat
Shield
19) Disconnect the black and red wires from
the solenoid valve.
20) Completely pull out the valve tray.
MAINTENANCE
18) Remove the DC Sparker wires; 1 wire for
the ignitor and 2 wires to the module box.