Instructions / Assembly

331552-002 – 17 –
Installation Checklist

Have the safety precautions described in the manual
been implemented?

Does the oil piping conform to the recommendations of
your Oil Supply Company?

Has the oil piping been tested for leaks?

Is the clearance between the water heater and combus-
tible construction as per specifications?

Is the water piping correctly connected? Are you certain
that there are no leaks?

Is the water heater filled with water?

Is the cold water supply valve open?

Is the flue pipe installed properly and are the vertical
and horizontal runs properly supported?

Is the draft regulator intake opening unobstructed?

Is the T&P valve installed? Are the drain pipe (if
installed) and T&P valve unobstructed?

Is a drain pan installed (if required) with a proper over-
flow pipe, directed to a drain?

Have you taken steps to prevent water damage in case
of leaks?

Does the area around the water heater have adequate
ventilation?

Air moving device does not create negative pressure?

Flammable vapours and materials are not placed in the
proximity of the water heater?
If the answer to all the above is “Yes”, proceed with the
"Startup" instructions.
IV) OPERATION
Startup
CAUTION:
Read before proceeding. If you do not follow
these instructions exactly, a fire or explosion
may result, causing property damage, per-
sonal injury or loss of life.
DO NOT ATTEMPT TO START BURNER IF ANY OF THE
FOLLOWING CONDITIONS EXIST:
1. Excess oil has accumulated.
2. The unit is full of vapours .
3. The combustion chamber is hot.
Note: Refer to the instruction manual supplied with the burner
for installation, start up and adjustment.
After the installation is finished and the installation checklist
completed, proceed as follows:
1. Set the draft regulator for full draft.
2. Turn on oil at the tank. Adjust the air band on the burner
according to the instructions provided by the burner
manufacturer.
3. Close the inspection cover.
4. Set electric switch to “ON” position. The burner should
start.
5. Make the air adjustment and take the necessary
combustion test readings as specified by the burner
manufacturer. The sealing screw under the inspection
cover can be removed to view the flame (if applicable).
6. Re-install the sealing screw and close the inspection cover
(307, 307V and 507 only).
GASKET
INSPECTION
PORT COVER
WATER HEATER
CASING
SEALING SCREW
INSPECTION
PORT
Figure 10. Inspection Port (307, 307V, 507)
INSPECTION
PORT COVER
WATER HEATER
CASING
INSPECTION
PORT
Figure 11. Inspection Port ( 657, 717)
WARNING
Models 307, 307V and 507 require a sealed
combustion chamber during operation. Make
sure the inspection port is sealed with the
sealing screw, cover, and gasket.