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OWNER’S

MANUAL

ASSEMBLY
INSTALLATION
OPERATION
REPAIR PARTS

MODEL NUMBERS

BJ90  AND  SJ125

CANADIAN MODELS
BJ90-C AND SJ125-C

CAUTION:

Read Rules and Instructions

Carefully for Safe Operation

IMPORTANT:
Installation must be made in
accordance with State and
Local Ordinances which may
differ from this Installation
Manual.

SUPER JACK

MODEL SJ125

BIG JACK

MODEL BJ90

SUPER JACK & BIG JACK

WOOD and COAL FIRED

WARM AIR CENTRAL

SUPPLEMENTARY FURNACES

ALPHA AMERICAN CO., 10 INDUSTRIAL BLVD., PALISADE, MN 56469

www.yukon-eagle.com

All furnaces in this owner’s manual

are UL Listed under UL FILE #11473

Summary of Contents for BIG BJ90

Page 1: ...RTANT Installation must be made in accordance with State and Local Ordinances which may differ from this Installation Manual SUPER JACK MODEL SJ125 BIG JACK MODEL BJ90 SUPER JACK BIG JACK WOOD and COA...

Page 2: ...URFACES ARE HOT Keep children away Do not touch Questions Visit www yukon eagle com or call 1 800 358 0060 For repair or replacement parts See back cover for details Before installing this furnace rea...

Page 3: ...INSTALLATION Place Furnace 22 Furnace Casing 22 23 Draft Inducer Motor 24 Junction Box 24 Fan and Limit Control 25 Mounting Thermostat 26 Electrical Wiring 27 Wiring Diagram 28 29 Connecting Smoke Pip...

Page 4: ...ly of sheet metal Do Not use flammable liquids to start a fire Do Not attempt to light a wood fire when gas or oil vapors are present Do Not install on a combustible floor In the event of an electrica...

Page 5: ...y DO NOT connect under any circumstances to the chimney or vent serving a gas furnace or gas appliance Operate the gas fired unit periodically to ensure that it will operate satisfactorily when needed...

Page 6: ...result of a defect in material or workmanship at a cost to the purchaser of a proportion of the existing suggested retail prices as follows YEAR AFTER PURCHASE OF RETAIL COST TO PURCHASER YEAR AFTER P...

Page 7: ...aper products cardboard plywood or particle board The prohibition against burning these materials does not prohibit the use of fire starters made from paper cardboard saw dust wax and similar substanc...

Page 8: ...t a temperature measuring device Operate the primary furnace until the temperature rise TA TR across the primary furnace is equal to or less than 85 degrees F 29 C Should this temperature difference e...

Page 9: ...The furnace is shipped strapped to a pallet Inside the wood loading door is another carton This carton contains Barometric Draft Regulator Gasket Conduit Clip Wiring Harness Fan and Limit control Draf...

Page 10: ...flame It helps burn smoke and unburned gases that leave the flame thereby increasing efficiency FORCED DRAFT INDUCER BLOWER This furnace operates on a forced draft principle When the thermostat is ca...

Page 11: ...3 1 2 4 5 6 7 8 9 Furnace Features SJ125...

Page 12: ...heat the Draft Blower will turn on to get the fire burning Draft blower disc must be open HONEYWELL TRANSFORMER RELAY These Honeywell Transformers are the industry standard and made for heating syste...

Page 13: ...1 2 3 4 5 6 7 Furnace Features BJ90 13...

Page 14: ...h 24 Fire Box Dimensions 16 wide x 24 long x 23 high Smoke Collar 7 Weight 645 lbs Height 47 Width 26 25 Depth 34 5 Warm Air Plenum Opening 22 x 20 Fire Door Opening 13 x 13 Secondary Heat Exchanger A...

Page 15: ...Sq Ft Maximum Wood Length 24 Fire Box Dimensions 16 wide x 24 long x 23 high Smoke Collar 6 Weight 595 lbs Height 39 5 Width 24 25 Depth 34 5 Warm Air Plenum Opening 22 x 16 Fire Door Opening 13 x 13...

Page 16: ...pe HT All Fuel chimney Masonry Chimneys Connect this furnace to a chimney that complies with NFPA 211 A field constructed chimney of solid masonry units bricks stones listed masonry chimney units or r...

Page 17: ...arance between combustible walls and chimney connector to furnace and ducts is allowed if insulated according to NFPA Standard 90B or your local building code This copyrighted book is available from t...

Page 18: ...TYPICAL INSTALLATIONS SERIES ADD ON PARALLEL ADD ON INDEPENDENT INSTALLATION DUCTS AND PLENUMS SHALL BE CONSTRUCTED ENTIRELY OF SHEET METAL IMPORTANT Plan Your Installation 18...

Page 19: ...1 1 5 217 4 as Type HT HT is an abbreviation meaning High Temperature Masonry Chimneys as referred to in NFPA 211 1 5 2 17 6 a field constructed chimney of solid masonry units bricks stones listed mas...

Page 20: ...000 BTU per hour You need two grilles each with 180 square inches of free opening Metal grilles have about 60 free open area Therefore you need two metal grilles with 300 square inches each of louver...

Page 21: ...by kitchen or bathroom fans It is also needed to replace air expelled by water heater chimneys or fans Failure to provide outside air to the furnace area will result in negative pressure or vacuum in...

Page 22: ...ion Make sure the furnace is level Furnace Casing The furnace casing is shipped unassembled in a carton attached to the furnace Slide side panels down over angled edges of the black steel on the front...

Page 23: ...urnace Secure with 3 screws furnished CANADIAN MODELS SJ125 C AND BJ90 C ONLY CANADIAN MODELS SJ125 C AND BJ90 C ONLY Super Jack SJ125 C Front panel installation With firing door open pull damper rod...

Page 24: ...furnace See Fig 3 4x4 Junction Box Big Jack Attach the junction box with the transformer relay to the mount provided at the top right hand side of the front of the furnace See Fig 4 Note BJ90 C Canadi...

Page 25: ...ttach the fan and limit control mounting bracket to the top of the furnace using sheet metal screws 3 With the fan and limit control bracket up against the sheet metal plenum drill a 7 8 hole and two...

Page 26: ...itioning if applicable If you have no plans for air conditioning you will need a 3 wire thermostat cable from your furnace to your thermostat If you intend to install air conditioning a 5 wire thermos...

Page 27: ...s 60 Cycle 1 Phase Alternating Current with a 20 amp circuit protector device WARNING Turn off electric power at circuit protector device before making any line voltage connections WIRING THE FURNACE...

Page 28: ...FURNACE BLOWER EXISTING FURNACE BLOWER RED WHITE BLACK To Existing Furnace Blower POWER SUPPLY 115 V WITH GROUND AND FUSED SWITCH GROUND WHITE BLACK BLACK BLACK WHITE WHITE WHITE BLACK WHITE BROWN TR...

Page 29: ...OMMON L1 L2 GROUND INSULATE UNUSED SPEED TAP LEADS SEPARATELY BLACK WHITE BLACK WHITE WHITE BLACK BLACK WHITE CCW CW OPTIONAL 3 WIRE CONNECTION BROWN WHITE BROWN WHITE SPEED TAP L1 L2 CAP INSULATE CAP...

Page 30: ...must be at least one inch per linear foot of pipe Do not exceed 10 feet in length A clean out tee should be installed for removal of soot and fly ash Do not install smoke pipe longer than necessary to...

Page 31: ...on to gate again Flap can be removed by inserting small screw driver at the back side of the gate between the gate and the flap then pulling downward on flap HORIZONTAL FLUE Adjustment weight must be...

Page 32: ...and plumb in the tee joint stub Using a carpenter s spirit level placed vertically across the ring position the draft regulator so it is plumb and does not lean forward or backward See Fig 10 Also pl...

Page 33: ...ANY APPRECIABLE CREOSOTE BUILD UP IS PERMIT TED ADVERSE CONDITIONS CONDUCIVE TO CREO SOTE BUILD UP Creosote condenses from the flue gases more rapidly when the temperature in the chim ney is cool The...

Page 34: ...s colorless odorless tasteless and non irritating If the early signs of CO exposure are ignored or the CO concentration is very high a per son may lose consciousness and be unable to escape the danger...

Page 35: ...per pound Hardwood such as oak or hard maple has nearly twice the BTU s per cord as pine or aspen because it is nearly twice as heavy Freshly cut wood has about 50 moisture content Wood that has been...

Page 36: ...4 to 6 hour burn In the spring and in the fall when the weather is mild burning large loads of wood for long periods may cause creosote Stack chimney temperature should be 300 for good burn ing Again...

Page 37: ...best efficiency from your wood stove or fireplace Season wood outdoors through the summer for at least 6 months before burning it Properly seasoned wood is darker has cracks in the end grain and sound...

Page 38: ...nd chimney Leaving it open will increase the efficiency of the burning wood by up to 40 and reduce creosote buildup The wood fire will not last as long as secondary air while burning the unburned gase...

Page 39: ...urns with little smoke when burning properly CAUTION Burn Anthracite or Bituminous coals only DO NOT BURN Petroleum Coke or Cannel Coals IGNITION TEMPERATURE OF COAL AND WOOD How hot does coal have to...

Page 40: ...s toward the back The grates must be protected from direct contact with the fire This is done by placing a layer of ash one 1 or two 2 inches thick on grates The ash left on the grate will help preven...

Page 41: ...shes should be removed Never let ashes build up to grate level This will reduce the life of your grate To remove ashes simply pull out your ash pan But remem ber the ash pan can get very hot Dump ashe...

Page 42: ...ket material 1 rope gasket around the inside of the firing door and ash pan door to ensure proper sealing of the firebox The gasket material keeps added air from getting into the firebox which could l...

Page 43: ...brushing and sweeping downward until the full length of the chimney is cleaned Open the clean out door at the bottom of the chimney and sweep the debris into a plastic bag or container When clean ing...

Page 44: ...in the spring or fall or if you live in a mild climate your heat demands are small and your chimney just does not heat up enough to induce a natural exit up draft you may want to consider a power ven...

Page 45: ...EMEDY CLOSE WITH CEMENT LOOSELY FITTED CLEAN OUT DOOR DISCLOSED BY SMOKE TEST REMEDY CLOSE LEAKS WITH CEMENT OPENING BETWEEN FLUES DISCLOSED BY SMOKE TEST REMEDY CLOSE OPENINGS TO MAKE A SMOKE TEST US...

Page 46: ...SUPER JACK SJ125 Exploded Views Parts Lists 46...

Page 47: ...e Assembly 1 16 10090313 10104950 Door Bolts w Nuts 4 17 107 Door Handle Assembly 2 18 101 Ash Door w Hinge Assembly 1 19 102 Ash Door Gasket 1 20 104 Ash Pan 1 21 305 Fire Box Assembly 1 22 308 Jacke...

Page 48: ...BIG JACK BJ90 Exploded Views Parts Lists 48...

Page 49: ...3 107 Door Handle Assembly 2 14 101 Ash Door Ash Door Hinge 1 15 102 Ash Door Gasket 1 16 104 Ash Pan 1 17 201 Fire Box Assembly 1 18 203 Jacket Side Left 1 19 206 Two Piece Baffle 1 20 10107000 Fan L...

Page 50: ...should turn on Smell an odor from the first fire in the home POSSIBLE CAUSE New steel small amounts of residue on steel SOLUTION Tighten the allen screw be sure squirrel cage did not move to one side...

Page 51: ...auge Should be set at 03 Water Column Smaller and hotter fires Check page 21 of this manual for proper installation of outside combustion air to the furnace room The air that goes out the chimney in t...

Page 52: ...________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________...

Page 53: ...Notes...

Page 54: ...Notes Notes...

Page 55: ...Notes...

Page 56: ...PER JACK BIG JACK WOOD BURNING FURNACES ALPHA AMERICAN CO 10 INDUSTRIAL BLVD PALISADE MN 56469 www yukon eagle com MODEL BJ90 C MODEL SJ125 C HOW TO ORDER REPAIR PARTS WHEN ORDERING REPAIR PARTS ALWAY...

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