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76

 

Rev. 05/2020

 

77

 

Rev. 05/2020

 PROBLEM 

CAUSE 

SOLUTION 

REFERENCE

Improper installation 

of coil in forced air 

furnace 

Call your Local 

Dealer

Local Dealer

Too small a coil in 

forced air furnace

Call your Local 

Dealer

Local Dealer

Inadequate 

Baseboard

When a water-

to-water heat 

exchanger is 

installed a temp 
drop of 20-30°F 

across heat 

exchanger may be 

experienced 

Local Dealer

Not enough 

domestic hot 

water

Hot water heater is 

to small 

Sidearm exchanger 

needs to have a 

pump installed

Local Dealer

Hot and cold water 

can mix in domestic 

system resulting in 

warm water

Call your Local 

Dealer

Local Dealer

HTF temperature 

not consistently 

between 160-180°F

Adjust New Style 

High-Limit

Local Dealer

Sidearm clogged 
with scale (lime), 

restricting or closing 

off flow 

Call your Local 

Dealer

Local Dealer

HTF in auger 

tube

Condensation 

formation on cooler 

steel

Maintain constant 

firebox temperature

“Ash Auger Tube”

 

HEATMOR™   STAINLESS   STEEL   LIMITED   LIFETIME   WARRANTY 

 

HEATMOR™   warrants   this   outdoor   furnace,   to   the   owner,   to   be   free   of   defect   in   material   and   workmanship  

throughout   the   lifetime   of   the   purchase.   This   warranty   excludes   the   electrical   components   such   as   temperature  

controls,   fans,   and   pumps,   which   are   covered   by   their   individual   manufacturer   warranty.   The   bladder,   firebrick,  

cast   iron   grates,   gaskets   and   auger   are   all   under   warranty   by   HEATMOR™   for   a   period   of   two   (2)   years   from   the  

date   of   purchase.   HEATMOR™   does   not   warranty   parts   damaged   by   freezing,   overheating,   pressurization,   use   of  

unauthorized   fuels,   or   abuse.  

The   HEATMOR™   is   designed   to   be   least   susceptible   to   corrosion,   however,   corrosion   is   ONLY  

covered   under   this   warranty   when    

approved     

water   and   HEATMOR’s   corrosion  

inhibited-propylene   glycol   package   is   maintained   at   a   minimum   of   40%   mixture   by   volume.   The  

unit   comes   prefilled   with   concentrated   DOWFROST™   HD   corrosion   inhibited   propylene   glycol.  

DOWFROST™   HD   MUST   BE   DILUTED   WITH   APPROVED   WATER.   Heatmor   highly   recommends   the  

use   of   Pure   Water,   such   as:   Reverse   Osmosis,   Deionized,   or   Distilled.   
*APPROVED   WATER   MUST   MEET   THE   REQUIREMENTS   OF:   

PH   LEVEL   OF   7.0   TO   11.5   

CHLORIDE   LEVEL   OF   UNDER   50   PPM  

HARDNESS   UNDER    200   PPM  

SOFTENED   AND   FILTERED   TO   LIMIT   THE   AMOUNT   OF   SOLIDS 

 

The   initial   five(5)   years   warranty   coverage   of   the   furnace   weldment   and   ash   pan   is   100   percent.   After   five   (5)  

years,   HEATMOR™   will   credit   a   percent   of   the   original   purchase   price   of   the   furnace   weldment   and   ash   pan.   The  

percent   credit   from   HEATMOR™   applied   to   the   current   price   of   a   replacement   unit   is   as   follows:   70%   in   year   6,  

60%   in   year   7,   40%   in   year   8,   20%   in   year   9,   15%   in   years   10   through   19,   10%   in   years   20   and   beyond.  

Customers   will   receive   a   percentage   discount   on   the   replacement   furnace   only.   No   cash   surrender   value.  
The   HEATMOR™   warranty   only   applies   to   the   actual   cost   of   the   warranty   part.   The   customer   is   responsible   for  

the   transportation   cost   and   labor.   No   other   warranty   is   expressed   or   implied.    HEATMOR™   is   not   responsible  

for   the   cost   of   plumbing,   replacement   of   antifreeze,   shipping   costs,   or   any   other   indirect   costs   associated   with  

the   replacement   of   the   part.   Approved   mixture   of   corrosion   inhibited   propylene   and   water    must    be   used   if   you  

have   to   drain   your   stove.   Outdoor   furnaces   are   not   intended   to   be   the   only   source   of   heat.   Therefore,   it   is  

recommended   that   a   back-up   system   be   in   place   to   prevent   damages   caused   by   lack   of   heat.   No   unauthorized  

adjustment   or   repairs   will   be   covered   by   warranty.  
HEATMOR™   is   not   liable   for   any   incidents   or   accidents,   which   can   be   prevented   by   the   owner   or   that   may  

occur   from   the   operation   of   the   outdoor   furnace,   or   damage   incurred   due   to   heating   system   failure.   The  

owner   assumes   all   responsibility   for   the   care,   maintenance,   and   safe   operation   of   the   furnace.  
HEATMOR™   specifically   disavows   any   other   representation,   warranty,   or   liability   related   to   the   condition   or   use   of  

the   product.   

To   validate   and   maintain   this   warranty:   

Chloride   test   must   be   performed   on   water   before   initial   fill   to   confirm   Approved   Water  

One   Heat   Transfer   Fluid   (HTF)   sample   from   the   unit   after   a   minimum   of   24   hours   of  

circulation   

Annual   Heat   Transfer   Fluid   (HTF)   samples   

Heat   Transfer   Fluid   (HTF)   must   be   adjusted   and   maintained   per   HEATMOR™   instructions  

Testing   of   samples   will   be   performed   to   determine   the   quality   of   water   being   used   and   any  

necessary   additives   or   changes   needed   to   your   water   source.    Approval   or   instructions   for   your  

water   will   be   given   by    HEATMOR™.   The   product   registration   form   must   also   be   completed   and  

mailed   within   thirty   (30)   days   of   the   purchase   date.    Product   registration   form   and   samples  

must   be   mailed   to:   HEATMOR™,   Box   787,   Warroad,   MN   56763.  

  

 

05/01/2020   

Any   and   all   claims   arising   from   the   Heatmor   Manufacturing,   LLC.   Limited   Lifetime   Warranty   

shall   be   resolved   in   the   State   of   Minnesota   according   to   Minnesota   law. 

 

Summary of Contents for 100 CB

Page 1: ...Coal Burner SAVE THESE INSTRUCTIONS Manuel en Fran ais disponible en ligne www HEATMOR com...

Page 2: ...MPLIANCE 7 1 HEATMOR STAINLESS STEEL FURNACE MODELS 8 2 FURNACE SPECIFICATIONS 9 3 FRONT CUT AWAY VIEW OF HEATMOR 10 A Furnace Parts List 4 REAR CUT AWAY VIEW OF HEATMOR 12 A Furnace Parts List 5 MINI...

Page 3: ...A F S 15 CHIMNEY AND TOP FLUE 51 A Chimney B Chimney Extension s C Rain Caps and Spark Arrestor D Creosote E Flue F Flue Cover G Flue Scraper 16 ASHES 53 A Ash Management and Ash Removal B Ash Pan C...

Page 4: ...purpose of the operation of a HEATMOR Stainless Steel Outdoor Furnace All formulas and figures listed within this Operations and Maintenance Manual are approximated and should be read as such For add...

Page 5: ...maximum 100 000 200 000 400 000 Water Jacket Steel Gauge 409 Stainless 10 409 Stainless 10 409 Stainless 10 Firebox Steel Gauge 409 Stainless 10 409 Stainless 10 409 Stainless 10 Base Steel Gauge 409...

Page 6: ...23 Flipper assembly 24 Air box s next page 25 Combustion air percentage tube next page 26 Automatic Fan Switch A F S Chimney and top flue 27 Chimney Stub 28 Chimney extension s not shown 29 Top recta...

Page 7: ...r box s 25 Combustion air percentage tube 26 Automatic Fan Switch A F S Chimney and top flue 27 Chimney Stub 28 Chimney extension s not shown 29 Top rectangular flue 30 Top flue cover plate 31 Top flu...

Page 8: ...UTDOOR FURNACE If you have any questions or concerns regarding any of the following cautions warnings dangers or instructions in this Operations and Maintenance manual please contact your local dealer...

Page 9: ...connect the furnace to a 220 volt electrical supply 3 HEATMOR recommends a licensed professional electrician make all the necessary electrical connections involved with the installation of the furnace...

Page 10: ...RATE CEMENT SLAB CEMENT BASE 4 12 HIGHER THAN WHERE THE OPERATOR STANDS LOADING DOOR 50 SIDE VIEW HOLES FOR HOOK UPS 6 AUGER BASE OUTDOOR FURNACE SITS ON THIS PAD 88 26 12 10 PATIO STONES OR SEPARATE...

Page 11: ...different plugs 6 Close supply valve located on the back of your furnace Lift Hook Filling the HEATMOR Outdoor Furnace Initially with Water Before filling your HEATMOR furnace with water make sure th...

Page 12: ...2 Model 100 furnaces require approximately 0 18 cubic yards Model 200 0 25 cubic yards and Model 400 0 38 cubic yards of sand Installation 1 Cover the grates with a piece of cardboard 2 One person ent...

Page 13: ...f tampering and possible injury 7 Never add HTF to the HEATMOR furnace if the internal HTF temperature is over 212 degrees Fahrenheit Failure to adhere to this warning may cause a steam flash and resu...

Page 14: ...x door 8 Once the fire is burning rather briskly close the fire box door and turn off the light switch which in turn will make the combustion air blower s operate 9 Operate the blowers for approximate...

Page 15: ...7 Open the firebox door as you step backwards towards the exterior door This allows you to be out of the way if there is a flash back or exhaust exiting the door opening 8 Set the firebox door handle...

Page 16: ...EET THE REQUIREMENTS OF PH LEVEL OF 7 0 TO 11 5 CHLORIDE LEVEL OF UNDER 50 HARDNESS UNDER 200 PPM SOFTENED AND FILTERED TO LIMIT THE AMOUNT OF SOLIDS Heat Transfer Fluid HTF Level Maintenance You can...

Page 17: ...ion process throughout the total system because adding fresh system HTF is also adding more corrosion causing minerals Bladder Principle of the Bladder The HEATMOR is designed to be a semi closed syst...

Page 18: ...osen the hose clamp holding the bladder hose to the bladder ball valve 4 Remove the bladder hose from the bladder ball valve and let the HTF drain from the bladder 5 Remove the old bladder ball valve...

Page 19: ...Pipe with Elbow Principles The relief vent pipe is connected to the top of the water jacket When the HTF within the water jacket is heated it expands the HTF will expand into the bladder instead of ou...

Page 20: ...rn off power to the combustion air blowers 2 Ensure that the fire in the firebox is extinguished 3 Stop the flow of HTF from the water jacket through the door hoses by pinching the two door hoses shut...

Page 21: ...e hose clamps securely fastening the door hose to the nipple on the furnace or firebox door 10 Remove the vice grips pinching the door hoses This will allow HTF to flow through 11 Check for leaks 12 R...

Page 22: ...d latch and hinges properly adjusted Firebox Door Hinge Firebox Door Magnet Firebox Door Gasket The seal itself consists of a fiberglass rope in the groove of the firebox door covered with high temper...

Page 23: ...warp age of the grates 3 Make sure the narrow side of the slot is next to the fire 4 Replace broken grates immediately or a chain reaction of broken grates may result Firebrick Standard Grates Remova...

Page 24: ...cool down 3 One person should get into the firebox and with a small scoop remove the sand from around the ash pit 4 Replace as above Sand Flash Curtain Heat Shield Principles of the Flash Curtain Heat...

Page 25: ...tightly 6 Securely fasten the blower flipper assembly back to the large air tube ensuring there are no air leaks THE FLIPPER MUST OPERATE PERFECTLY OR PROBLEMS QUICKLY ARISE Flipper Assembly Removal...

Page 26: ...Air Tube Automatic Fan Switch CHIMNEY AND TOP FLUE Chimney Principles The principle of the chimney is to discharge smoke from the flue into the atmosphere Maintenance Make sure chimney and chimney ext...

Page 27: ...t results in one unfavorable condition starting a chain reaction of additional problems 2 Allow all coal in the firebox to fully burn out every day or two and use this opportunity to rake the ashes in...

Page 28: ...lows upwards through the grates A reasonable amount of ashes two to four gallons should be removed during each ash removal The ash pan is replaceable Removal and Replacement 1 Remove all sand from bas...

Page 29: ...ar of the HEATMOR 2 The high limit aquastat is reading the temperature from the top of the water jacket at the rear of the HEATMOR 3 Until the HTF is thoroughly mixed whether or not the unit is firing...

Page 30: ...corner electrical box 11 Reconnect wires at junction box Black Brown Red 12 Replace junction cover 13 Replace side tin 14 Refill with HTF 15 Turn power back on Electrical Supply Junction Box High Temp...

Page 31: ...S WEAR PROPER PERSONAL PROTECTIVE EQUIPMENT Roof Outer Front and Back Door Lockable Door Removal and Replacement If the roof has been damaged it can be replaced Follow these steps or contact your loca...

Page 32: ...watch for smoke leaks Air leaks cause the fire to not burn as hot or efficiently In result you will use more coal to achieve the desired HTF temperature The HEATMOR Outdoor Furnace is designed with o...

Page 33: ...son Maintenance Checklist follow the instructions below 1 Remove cap from chimney 2 Build fire in firebox and bring your furnace up to temperature Refer to Lighting the HeatmorTM for the First Time 3...

Page 34: ...bout one inch of HTF in the bladder with the HTF at a temperature of 50 degrees Fahrenheit When the furnace is at its operating temperature the bladder should be at least 30 full Overfilling the bladd...

Page 35: ...lar to the firebox when your furnace is initially fired up and also at times during normal operation the atmosphere inside the firebox and chimney flue will exceed the dew point causing condensation R...

Page 36: ...is out Re light fire Lighting your HEATMOR PROBLEM CAUSE SOLUTION REFERENCE Flue Plugged Clean flue Top Rectangular Flue Blower fins are full of dust Clean blowers Steps to Maintain your Blower and F...

Page 37: ...f coal burning if blowers working properly Types of Coal Combustion Air Blowers Flipper Assemblies Air flow is not sufficient for the type of fuel Check and clean fan blades Check clean flipper assemb...

Page 38: ...from the water lines Provide a method for ground water to drain Local Dealer PROBLEM CAUSE SOLUTION REFERENCE Top flue is clogged Clean top flue Top Rectangular Flue Using more heat in building than...

Page 39: ...ercent After five 5 years HEATMOR will credit a percent of the original purchase price of the furnace weldment and ash pan The percent credit from HEATMOR applied to the current price of a replacement...

Page 40: ...ace is finalized and the warranty is sent in Only Heatmor owners that have valid warranties are eligible Referral will be verifies by lead information and warranty information A 100 check will then be...

Page 41: ...80 Rev 05 2020 Notes...

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