9
THERMOCOUPLE TO SAFETY
CONTROL VALVE
PILOT TUBE TO 90
o
ELL
BURNER MOUNTING
BRACKET
MOUNTING HOLE
IN BURNER
TAB
SCREEN
SLEEVE
NUT
JAM NUT
HEX ON
BURNER ORIFICE
TIP OF BURNER ORIFICE
IS FLUSH WITH INSIDE
OF BURNER
JAM NUT
BURNER MOUNTING
BRACKET
JAM NUT TIGHTENED
AGAINST BURNER
MOUNTING BRACKET
FIG. 4
5. Thread compression nut onto pilot orifice. Ensure
that compression sleeve and pilot tube are firmly
pushed up within pilot orifice. Tighten the nut
securely. See Fig. 5
FIG. 5
6. Thread jam nut onto burner orifice so it butts up
against hex at end of orifice threads. See Fig. 6
FIG. 6
7. Position the burner casting within the burner
mounting bracket. The tab on the burner bracket
must fit within the small hole of the burner casting.
See Fig. 7.
FIG. 7
8. Thread the orifice with control assembly into the
inlet of the burner casting so that the tip of the
burner orifice is flush with the inside of the burner
and so the control assembly is positioned as
shown. See Fig. 8.
FIG. 8
9. Tighten the jam nut up against the burner mounting
bracket. See Fig. 9.
FIG. 9
10. Carefully hand form the thermocouple and pilot line
through the hole in the burner mounting bracket to
align with safety control valve. See Fig. 10.
11. Thread the thermocouple connector nut into the
pilot safety control valve. Tighten finger tight and
snug into place with the appropriate wrench. See
Fig. 10.
12. Slide the remaining compression nut and sleeve
onto the other end of the pilot line tube. Thread the
compression nut onto the 90 degree elbow at the
safety control valve while firmly pushing the pilot
tube into the elbow. Tighten the compression nut
securely. See Fig. 10.
FIG. 10
