Beckett CF1400 manual Mount Air Tube to Burner, Install Nozzle Line Assembly, = 1-3/4 ± 1/16

Section: Mount the Burner

Mount Air Tube to Burner	○ Slide the secondary adjusting plate (item f)
Remove the rear access door from the back of the	completely to the left on the indicator adjusting plate
	(item e). Finger-tighten acorn nut (item c) to secure
burner for improved access to the interior.
	the two plates together. Slide both plates completely
Attach the air tube to the burner with the bolts and acorn
	to the left on the primary adjusting plate (item g) and
nuts provided. The acorn nuts must go on the outside of
	finger-tighten acorn nut (item d).
the burner, with the bolts inserted from the inside.
	○ Slide the completed adjusting plate assembly
	over the nozzle line end. Move the plate assembly
Install Nozzle	and the nozzle line so the plate assembly fits into
See Figure 5. Install the oil nozzle in the nozzle adapter.	position as shown in Figure 6.
	○ Install the spline nut (item b) on the end of the
Use a 3/4” open-end wrench to steady the nozzle
	nozzle line, leaving the nut loosely placed so the
adapter and a 5/8” open-end wrench to turn the nozzle.
	plates can be moved.
Tighten securely but do not overtighten.
	○ Connect the high-voltage leads from the ignition
	transformer to the electrodes.

Check Electrode Settings

Maintain Electrode

Specifications

Failure to properly maintain these specifications could cause ignition malfunction, puff-back of hot gases, heavy smoke, asphyxiation, explosion and fire hazards.

Check, and adjust if necessary, the critical dimensions P, Q, R and S shown in Figure 5. Verify that the oil tube assembly and electrodes are in good condition, with no cracks or damage.

Figure 5 – Nozzle and Nozzle Line Assembly

Legend (Figure 5)

PNozzle centerline to electrode tip - 1/4”

QNozzle to head - 1/4”

RNozzle face to electrode tip - 1/8”

SElectrode spacing - 3/32”

Install Nozzle Line Assembly

○Insert the nozzle line assembly into the burner air tube as in Figure 6.

○See Figures 6 and 7. Assemble the adjusting plate assembly per the instructions in the assembly packet.

Figure 6 – Nozzle Line Assembly in Burner

z (Measured from the flat front surface of the head to the end of the air tube, as shown).

a

Measure dimension Z from the flat surface between (not on) the raised fins.

Z = 1-3/4” ± 1/16”

Legend (Figures 6 & 7)

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 g Primary adjusting plate

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