Instruction Manual – Model CF2500/CF3500 Oil Burner
7
Form 6104 BCF-35-R0699
Z3506
a
Measure dimension from
front (flat) face of head to
end of air tube, as shown.
Zb
d
c
Figure 5 – Nozzle line assembly in burner
❏❏
❏❏
❏ Set dimension Z
•Replace the rear access door on the
burner, making sure that the adjusting
plate assembly is now securely held in
place.
•Loosen acorn nut d in Figure 5. Slide
the nozzle line and plate assembly un-
til dimension Z in Figure 5 is:
CF2500A/CF2500 1³⁄₄" ± ¹⁄₁₆"
CF3500A (tube KM) 2⁵⁄₈" ± ¹⁄₁₆"
CF3500A (tube KR) 3⁹⁄₁₆" ± ¹⁄₁₆"
•When dimension Z (from end of air tube
to flat area of front face of head) is cor-
Figure 6 – Adjusting plate assy.
Legend (Figures 5 and 6)
aAdjusting plate assembly
bSpline nut for securing nozzle line
cBottom acorn nut
dTop acorn nut (for setting dim. Z
only)
eIndicator adjusting plate
fSecondary adjusting plate
gPrimary adjusting plate
rectly set, tighten acorn nut d. V erify
that the adjusting plate assembly is
properly seated at the rear access
door, as shown in Figure 5.
•Attach the oil line from the oil valve
to the nozzle line end. Tighten se-
curely.
•Before proceeding, check dimen-
sion Z once again. Loosen acorn nut
d if necessary to reposition the
nozzle line. Once dimension Z is set,
do not loosen acorn nut d again.
For the setting of acorn nut c, refer
to page 12.
❏ Insert burner
•Position the burner in the front of
the appliance and loosely tighten
the nuts on the mounting studs. The
burner should be pitched downward
2° as shown in Figures 3 and 7.
•See Figure 7. Install the pedestal
support kit (recommended) by at-
taching the ³⁄₄" npt flange (item a)
to the bottom of the burner using
the (4) #10 screws provided. Cut and
thread (one end only) a ³⁄₄" pipe
nipple (item b) with length 14.5
inches less than dimension D in Fig-
ure 7. Thread the pipe into the
flange. Then slip the pipe end into
the floor flange (item c).
•Secure the burner to the appliance
by tightening the nuts on the burner
flange mounting studs. Then secure
the pedestal support floor flange set
screw to the pipe.
Figure 7 – Burner installed in appliance front
Legend
HHousing total length — 20"
JCenter to bottom of housing — 14¹⁄₂"KOverall housing height — 22³⁄₄"
Measure dimension Z from the flat
surface between (not on) the raised fins.
3507
3508
eg
dfc
3509