Bradford White M-I-MH40T6FLX User Manual
Page 19

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Gas Conversion Instructions continued-
d) Firmly place right side inner door flange against the left side inner door flange
and secure with two 1/4” drive screws from step 4. DO NOT OVER TIGHTEN
SCREWS.
e) Align right side inner door to combustion chamber and verify the fastener
holes of the combustion chamber are aligned with the right side inner door
slotted opening. Verify seal integrity around combustion opening. Secure right
side inner door using 1/4” hex drive screws from step 4. DO NOT OVER
TIGHTEN SCREWS. Verify both left and right sides of the inner door are
properly positioned and sealed against the combustion chamber.
f) Reconnect lead wires from combination thermostat/gas valve to resettable
thermal switch. Note, wire terminations are interchangeable with either
resettable thermal switch connections.
g) Replace outer jacket burner access door.
10) Note: For closed combustion product, make sure screws are tight and seal is
made around gas supply tube to burner.
11) To light pilot, follow the lighting instructions provided on the water heater and in
this installation and operation instruction manual.
12) Remove “equipped for” card from cloth bag and attach to gas piping as close to
gas control as possible. Remove and discard tag attached to water inlet fitting of
the water heater.
To convert from natural gas to LP gas
(For control shown in figure 4 only)
1. Follow the instructions above except remove cap from gas regulator, and
depress and rotate plunger counterclockwise
.
2. Remove main burner orifice and pilot assembly and replace with “RED” color
coded L.P. orifice and pilot assembly provided in cloth bag attached to the
water heater.
3. Replace “equipped for” tag with tag supplied in cloth bag for gas being used.