United States Stove 1602M Testing And Operating Procedures, General Furnace Operation, 120F, 115F

TESTING AND OPERATING PROCEDURES

GENERAL FURNACE OPERATION		STARTING A WOOD FIRE
When you start a fire in the furnace and it reaches op-		Using Forced Air Draft (optional)
erating temperature, the blower(s) will come on auto-		Shut off FAD when fuel door is open
matically. The snap-disc is adjustable from 100°F(A) to		1. Start a fire inside the firebox as described above.
140°F(E), Each click on the switch is approximately 5°F. It
comes from the factory, set at 120°F, setting C. The rocker		2. The forced air draft cycles on demand from the wall
switch on the top of the junction box gives you the option
		thermostat. Setting the U.S. Stove thermostat four degrees
to run one blower or two. If the switch is ON, both blow-
		higher than your existing thermostat is recommended. In
ers will come on when the snap-disc reaches the set tem-
		operation, the power draft blower will run until the U.S.
perature. If the swithc is OFF, only one blower will operate.
		Stove thermostat temperature setting is reached. The
When the furnace temperature drops approximately 20°F
		draft regulator on the forced air draft is preset at the
below the snap-disc setting, the blower(s) will shut off.
		factory and should require no adjustment.
FACTORY SETTING		CAUTION: To avoid excessive temperatures, do not
120°F		operate with fuel door or ash pan open.
115°F	125°F
		STARTING A COAL FIRE
		If you burn coal, a forced air draft is required
110°F	130°F	Shut off FAD when fuel door is open
		 Open smoke pipe damper all the way. Open all draft
		controls on your furnace. Pull the slide baffle forward.
		 Place about 10-15 lb. of coal in on the shaker grates. It
105°F	135°F	should come up to about half of the first firebrick level.
		 Place crumpled paper over the coal and crisscross a
		couple handfuls of dry kindling wood 3/4” in thickness
100°F	140°F	on top of paper.
		 Ignite the paper and close loading door. Wait about 30
STARTING A WOOD FIRE		minutes until coal fire is established before adding more
		coal. NOTE: NEVER load coal over the level of firebrick.
CAUTION: Never use gasoline, gasoline-type lantern fuel,		 Close by-pass damper and set all draft controls to your
		own needs. It may take 3 to 4 coal fires to determine
kerosene, charcoal lighter fluid, or similar liquids to start or
		how your local coal and the Clayton Furnace reacts
“freshen up” a fire in the furnace. Keep all such liquids well		together. Adjusts drafts accordingly.
away from the furnace while it is in use.		 Loading with a good bed of coals in the morning - Open
CAUTION: To prevent flame and smoke spillage, the slide		by-pass damper.
baffle must be pulled out and the fuel door must be cracked		1. In normal shaking, only rock the grates a small amount
for ten seconds before being fully opened.		to sift ash through. Do not agitate the fire bed too
Do not over fire your furnace! After you have become		often. This practice will waste coal. If glowing coal is
		visible in the ash pan, you have shaken to much.
familiar with its operating, you should know how much
		2. Remove all ashes every day from ash pit.
wood to use.
		CAUTION: Ashes should be placed in a metal container with
1. Open spin draft cap on ash door.
		a tight fitting lid. The closed container of ashes should be
2. Pull the slide baffle rod to the front position.		placed on a non-combustible floor or on the ground well
		away from all combustible materials pending final disposal.
3. Open the fuel load door and light fire using kindling and
		If the ashes are disposed of by burial in soil or otherwise
several sheets of newspaper, then close the furnace door.		locally dispersed, they should be retained in the closed
The furnace door should remain closed for 5 to 10 minutes		container until all coals have thoroughly cooled.
in order to establish the fire. If the fire has established, you		3. With your poker, push hot burning embers to the rear
are ready to load the furnace.		of the unit and add green coal in front. NEVER load
4. Load the furnace, close the load door and push the slide		over height of firebrick. This can result in damage to
		your furnace and home.
Baffle rod to rear.
		4. Close by-pass damper.
5. Close the spin draft cap on ash door, leaving it cracked
		 Too much draft air will cause clinkering of coal and will
about the diameter of a dime.
		waste heat up the chimney. Shut draft down to as low
6. Adjust the spin draft cap on the intake just below the feed
		a point as you can and still heat your home.
door to allow sufficient combustion air into the firebox.		1. NOTE: Never stand in front of loading door when
This setting may increase or decrease depending on the
		opening it. Stand to the side.
fuel being used and it’s moisture content.		2. NEVER completely cover the live fire with fresh coal.
7. The blower(s) will being to distribute warm air when the
		Always leave a generous area of glowing coal at the
snap-disc reached set-point.		top of the fire and at the rear.

3. Always keep the ash pit clean.

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