www.
hotwater .com 41
Natural gas and Propane (LP)
main burner with igniter assembly
for 38k to 42k Btu/hr models
31
36
38
39
30
33
34
35
32
37
40
Flare
Nut
††
†
Figure 47
37
Natural gas and Propane
(LP) main burner with igniter
assembly for 47k Btu/hr
models
35
36
34
33
32
31
40
39
38
30
Flare
Nut
††
†
Figure 48
Notes:
† The
ori
fi
ce on Natural gas models has Right-hand
thread, the ori
fi
ce on Propane (LP) models has Left-
hand thread.
†† For Natural gas models the Flare Nut has Right-hand
thread. For Propane (LP) models the Flare Nut has
Left-hand thread.