Installing the Connector Block on the Furnace Door
(continued)
ATTENTION: The connector block includes an accumulator.
The accumulator functions like a shock absorber on the oil line
to prevent pressure buildup and protect vital burner
components. It is important that the connector block is
installed as shown so that the accumulator is in a vertical
position to prevent sediment from settling in the accumulator.
Never operate your furnace without the connector block and
accumulator properly installed on the furnace, or damage
may occur to vital burner components.
ATTENTION: DO NOT use teflon tape on any fittings.
Teflon tape residues will plug vital burner components.
Installing the Oil Line Tubing
NOTE: DO NOT disassemble the compression fitting from
the swivel fitting. To prevent leaks, the NPT threads of the
compression fitting have been sealed with hydraulic sealant
during assembly of the fittings at the factory.
1.
Remove and discard the red caps from the oil line
tubing.
2.
Loosely install the oil line tubing into the oil line fitting
on the burner.
3.
Use a wrench to slightly rotate the oil line fitting on the
burner counterclockwise so the tubing lines up with the
swivel assembly. Slightly bend the tubing as shown in
Figure 3L, if required, to "line up" the oil line.
4.
If necessary, use a tubing cutter to cut the tubing to the
proper length.
ATTENTION: Due to adjustment of the burner hinge bracket, the oil line tubing may need to
be cut to fit properly. DO NOT lift up on the burner when installing the oil line tubing to
compensate for oil line tubing that is too long. This will place the weight of the burner on the
swivel fitting and result in leaks at the swivel fitting seal.
5.
Make sure that the curl in the oil line is positioned as shown in Figure 3L so that the burner can
swing open correctly.
6.
Install the oil line tubing and tighten the nuts on the compression fittings. DO NOT overtighten
these fittings to avoid damaging the ferrules.
NOTE: You may also check the positioning of the oil line according to Figure 3M on the next page
which provides a larger front view of the connector block assembly.
Operator's Manual: Models CB-1400, CB-1800, and CB-2800
CB-525 BURNER
SWIVEL ASSEMBLY
CONNECTOR BLOCK
FRONT VIEW OF FURNACE
SHOWING OIL LINE INSTALLED
Figure 3L - Installation of
Connector Block and Oil Line
3-15
OIL LINE
OIL FITTING
ON BURNER
INSTALLED ON
FURNACE
OIL LINE FITTING
ON BURNER LINED
UP WITH OIL LINE
OIL LINE
SWIVEL
ASSEMBLY
CONNECTOR
BLOCK
SIDE VIEW OF FURNACE
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