Bradford White M-I-MH40T6FLX - Manual (Page 20)

20
Gas Conversion Instructions continued-
To convert from L.P. gas to natural gas
(For control shown in figure 5 only)
1) Rotate and partially depress gas control knob clockwise to “OFF”
position.
2) Remove the plastic cover from the regulator cap, revealing threads. The
letters “LP” and “NAT” with arrows will be visible.
3) Using an open-ended wrench, turn the regulator cap counter clockwise ,
until it comes off. Turn the regulator cap around so the arrow next to “NAT” is
facing toward the gas valve. Reinstall the regulator cap by turning it clockwise
, until tight.
4) Replace the plastic cover.
5) Remove the outer door. Remove inner door as instructed below.
a. Inner Door Removal.
i. Disconnect resettable thermal switch wire leads (leading
from combination thermostat/gas valve).
ii. Remove (2) 1/4” hex drive screws from right side inner door.
iii. Remove (2) 1/4” drive screws from flange section of inner
door.
iv. Remove (2) 1/4” drive screws from left side inner door.
v. Remove inner door and inspect per step 4b.
b. Fully inspect inner door gaskets for the following:
 Tears
 Missing
Material
 Cracks

Dirt or debris
Figure 5