Owner`s manual

4001/2-J, 4N11/2-J Manual

IM061103

RD: Aug 2006

R.L. 08B

TO LEAK TEST:

Make a soapy solution of one part liquid detergent and one part water. The soap solution can be

applied with a spray bottle, brush or rag. Soap bubbles will appear where a gas leak is present.

Page 5

3.1 GAS REQUIREMENTS AND LEAK TESTING:

NATURAL GAS

NEVER CONNECT AN UNREGULATED GAS SUPPLY TO THE HEATER.

This heater requires a natural gas pressure regulator (supplied)

PRECAUTIONS:

 Periodically check the whole system for leaks or if the smell of gas is detected.

 Extinguish all open flames.

 Never smoke while leak testing.

 If you can not stop a leak, turn off the gas supply and call a qualified and licensed technician, or

your gas supplier.

 Only those parts recommended by the Manufacturer should be used. Substitution will void the

warranty.

 Do not use the heater until all connections have been leak tested and are sound !!!

GAS REQUIREMENTS:

 Maximum inlet pressure to heater must not exceed 5” w.c.

 Heater manifold pressure required to maintain correct burner input is 5” w.c.

 The installation must conform with local codes, or in the absence of local codes, with National

Fuel Gas Code.

3.2 Schwank Series 4N11/2-J specifications:

 anifold pressure 5” w.c. maximum/ 2” w.c. minimum



 Maximum Inlet gas supply pressure 5” w.c.

 Maximum operating input rating 45,000 BTUH @ 5” w.c.

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 Low fire input rating 24,000 BTUH @ 2” w.c.

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 Effective radiant range 8 to 20 foot circle (affected by wind and ambient

temperature)

 Fuel N.G.

 Net Weight 60 lbs .

 Certifications CSA International US and Canada