Heatmor 100 CSS Manual Download Page 71

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Rev. 05/2020

CHAPTER 25

Furnace

Boils

Draft Flipper not

closing 100%

Remove blower and

flipper assembly

“Combustion Air

Blower and Flipper

Assembly”

Blower, Flipper

Assembly plate

not tight

Tighten wing nuts

“Combustion Air

Blower and Flipper

Assembly”

Ashes holding
flipper open in

air box(s)

Clean out ashes

“Air Box(s)”

Firebox door

improperly adjusted

Adjust Firebox Door

“Firebox Door”

Firebox door ajar

not shut tight

Close Fire

Door tight

“Firebox Door”

Ash Auger tube not

sealed tight

Close Tube

Cover firmly

“Ash Auger Tube

Clover Plate”

Door Gasket

Damaged

Replaced Gasket

“Firebox Door

Gasket”

Base leaks Air

Reseal Base

“Caulking around

the Firebox Base”

Creosote buildup on

firebox doorframe

causing improper

door seal

Remove creosote

from doorframe

“Firedoor Frame

Wrong type of sand
or not enough sand

Remove and

replace or add sand

“Sand”

TROUBLESHOOTING AND SOLUTIONS

Main Principles to Remember

•  Enough Wood
•  Enough HTF
•  Fans On - Air Must Get In
•

Fans Off - Air Must Stay Out

• Heat Transfer Fluid (HTF) temperature between 165 and 180 degrees Fahrenheit

PROBLEM

CAUSE

SOLUTION

REFERENCE

Summary of Contents for 100 CSS

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

Page 2: ...it will alert you to the possibility of damage to your HEATMORTM Stainless Steel Outdoor Furnace if you do not comply with the corresponding instructions Please read the instructions carefully The HE...

Page 3: ...ions 8 INSTALLATION OF THE HEATMOR FURNACE 20 A Equipment Required B Placing the HEATMOR on the Concrete Base C Filling the HEATMOR Outdoor Furnace Initially with Water D Maintaining Heat Transfer Flu...

Page 4: ...or F Bladder Cover Plate 12 WATER JACKET 38 A Supply Line and Return Line Threaded Connectors B Relief Vent Pipe with Elbow 13 FIREBOX AND OTHER COMPONENTS 39 A Firebox B Firebox Door C Firebox Door H...

Page 5: ...Electrical Outlets at Rear D High Temperature Safety Shutoff E Front Light and Fan Power Switch F In the Event of a Power Failure 19 EXTERIOR CLADDING AND INSULATION 62 A Outer Front Door of HEATMOR B...

Page 6: ...within this Operations and Maintenance Manual have proven to be effective for HEATMOR for the sole purpose of the operation of a HEATMOR Stainless Steel Outdoor Furnace All formulas and figures liste...

Page 7: ...7 Rev 05 2020 Units are Safety Listed by Omni Test Laboratories Report 275 O 11 4 and 275 O 12 4 Listed to UL2523 2009 and CSA B366 1 11...

Page 8: ...8 Rev 05 2020 CHAPTER 1 HEATMOR STAINLESS STEEL OUTDOOR FURNACE MODELS Model 100 CSS Model 200 CSS Model 400 CSS...

Page 9: ...ge 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 Stainless 14 409 Stainless 14 409 Stainless 14 Base of...

Page 10: ...10 Rev 05 2020 CHAPTER 3 FRONT CUT AWAY VIEW OF HEATMOR OUTDOOR FURNACE For parts not shown on the cut away view please refer to the appropriate chapter for further details...

Page 11: ...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 Flue next page 30 Flue cover plate next page 31 Flue scr...

Page 12: ...12 Rev 05 2020 CHAPTER 4 REAR CUT AWAY VIEW OF HEATMOR OUTDOOR FURNACE For parts not shown on the cut away view please refer to the appropriate chapter for further details 30 35 18 19...

Page 13: ...ge tube 26 Automatic Fan Switch A F S Chimney and top flue 27 Chimney Stub 28 Chimney extension s not shown 29 Flue next page 30 Flue cover plate next page 31 Flue scraper not shown Picture references...

Page 14: ...r materials near the furnace It is not recommended to install the furnace in any form of building Before installing your HEATMOR Stainless Steel Outdoor Furnace if in the United States always check an...

Page 15: ...eel Outdoor Furnace should be located with consideration to your neighbor s property and in accordance with local ordinances HEATMOR Outdoor Furnaces Model 100 CSS 200 CSS and Model 400 CSS are not de...

Page 16: ...hould be wired to the indoor temperature control to override the thermostat This will dissipate excess heat in the event of a possible malfunction with the HEATMOR The red wire is capped off in the el...

Page 17: ...rnace If you desire to have the leading door higher you can do so by making the pad depth thicker Example 12 instead of 4 or any figure in between Patio stones or separate cement pad in front of the l...

Page 18: ...you desire to have the leading door higher you can do so by making the pad depth thicker Example 12 instead of 4 or any figure in between Patio stones or separate cement pad in front of the loading d...

Page 19: ...e to have the leading door higher you can do so by making the pad depth thicker Example 12 instead of 4 or any figure in between Patio stones or separate cement pad in front of the loading door should...

Page 20: ...easier to apply caulking around the inside perimeter of the base of the HEATMOR This reflective foil will also reflect escaping heat up into the sand and help prevent air leaks into the firebox if cem...

Page 21: ...urnace or any aspect of installation contact your local dealer Never start a fire inside the firebox until the water jacket is full of HTF and sand has been added to the base to the correct level 1 Cl...

Page 22: ...t Transfer fluid NOTE Before the furnace is fired up the furnace is filled with Heat Transfer Fluid HTF While the furnace is filling with water the bladder is shut off to prevent air from entering the...

Page 23: ...ards 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 enters the firebox 3 Another person shovels the sand into...

Page 24: ...smoke coming from the chimney and the draft fan is off do not open the firebox door for at least 30 45 seconds The burn cycle would have just ended and the firebox will be full of unburned gases smok...

Page 25: ...e ashes outside in a metal container with a metal tight fitting lid away from the outdoor furnace and other buildings No other waste should be placed in this container 15 Wear a particle mask when rem...

Page 26: ...upplying the HEATMOR furnace 4 Place some small pieces of wood five pounds with paper into the firebox 5 Place a few larger pieces of wood 20 pounds on top of the smaller pieces 6 Light the fire 7 Lea...

Page 27: ...fan cover below the firebox door and even out the auger tube THE HEATMOR IS NOT LEAKING Just as moisture collects on the inside of a warm house window on a cold outside day the same thing is occurrin...

Page 28: ...ossibility of the exhaust igniting and creating a flash back before you open the main firebox door 4 Turn on the light switch The light should turn on and the combustion air blowers should turn off if...

Page 29: ...m well as long as they are properly seasoned Fortunately the combustion process will see a mix so that larger smaller and damper drier wood combinations can still provide a good result Learn to load t...

Page 30: ...vapor In the second stage at 500 degrees Fahrenheit wood begins to break down chemically If this smoke is released but not burned two thirds of the energy in the wood will be lost A hot fire is neede...

Page 31: ...load my furnace Why must I load my furnace quickly A Because of the large firebox and large firebox door it often only takes a few minutes after opening the door until the unburned wood in the firebox...

Page 32: ...the types of coal available in your local area Handling and Storage of Coal Some types will absorb moisture and expand therefore it is recommended that coal must be kept dry Loading Coal into the HEAT...

Page 33: ...ugh the bladder cover plate and feel the bladder The bladder should still have wrinkles in it when the HTF temperature is 180 degrees Fahrenheit If the filling procedures were done correctly the bladd...

Page 34: ...ng the HTF please refer to Removal Replacement of System HTF Only use additives as instructed by your HEATMOR rep as they may void your warranty Adding Freeze Protection Products Maintain the minimum...

Page 35: ...heated Similarly when the HTF within the water jacket cools down HTF is drawn out of the bladder Operation of the Bladder The bladder has a capacity of approximately 8 gallons Normally the bladder sho...

Page 36: ...or the HTF to freely flow from the water jacket to the bladder allowing expansion and contraction WHEN THE HEATMOR FURNACE IS OPERATING THE BLADDER BALL VALVE MUST BE OPEN Maintenance Result To mainta...

Page 37: ...dder refer to Filling the HEATMOR Outdoor Furnace Initially with Water Bladder Cover Plate Principle of the Bladder Cover Plate The bladder cover plate simply gives protection to the bladder from poss...

Page 38: ...jacket This may seem irregular people know hot water rises but this method mixes the HTF in the water jacket better and often extends pump life The return cooler HTF connects to the upper rear spud of...

Page 39: ...airtight Operation of the Firebox Temperatures within the firebox can reach 2000 degrees Fahrenheit Smoke exits from the firebox into the flue During normal operation there will be a slight buildup of...

Page 40: ...there is no pump involved there is very little pressure During this process the HTF cools the door and the HTF in the door is heated Maintenance Result A properly adjusted firebox door will not allow...

Page 41: ...al around the firebox door frame while it is closed and latched shut The firebox door must remain parallel with the door frame 3 Close the firebox door and allow the handle to rest freely in the latch...

Page 42: ...RFORM THIS PROCESS WHEN UNIT HTF TEMPERATURE IS UNSAFE ALWAYS WEAR PROPER PERSONAL PROTECTIVE EQUIPMENT WHEN WORKING WITH HTF AND CHEMICALS Removal and Replacement Door Hoses NOTE Top Door Hose is 20i...

Page 43: ...LWAYS WEAR PROPER PERSONAL PROTECTIVE EQUIPMENT WHEN WORKING WITH HTF AND CHEMICALS Maintenance Result To maintain the door handle ensure the handle closes and opens fairly easily If the handle closes...

Page 44: ...et provides a means of holding both the outer front door and the firebox door completely open while the operator is loading wood into the HEATMOR Operation 1 Open the firebox door as you step backward...

Page 45: ...the silicone seal around the firebox door seal channel 2 Remove the old gasket from underneath the old silicone 3 Remove all old silicone with a wire wheel or steel brush 4 Replace with a single lengt...

Page 46: ...ply a new bead of high temperature silicone along the base of the brick Standard Grates Principles of the Standard Grates Grates allow combustion air from the combustion air blowers to pass from below...

Page 47: ...h with the stop in place allows for the breaking up and release of small pieces of klinker and ash into the ashpan This should be done daily or whenever wood is added to the furnace See figure 1 The s...

Page 48: ...a furnace Maintenance Result The sand should never need to be removed When stirring the ashes rake only the area over the grates There is no need to stir the areas where the sand is located Maintain...

Page 49: ...eld the flash curtain restricts the amount of direct heat that contacts the firebox door directly Maintenance Result Leaving the flash curtain in place is effective for the principles outlined above R...

Page 50: ...of smoke is coming from the chimney when the blower s has been off for approximately 10 minutes this is a strong indication the hinged flipper is not shutting properly Maintenance Result 1 Clean the f...

Page 51: ...correctly it causes a snowball effect of problems MAINTAIN THE FLIPPER Air Box s Principle The air box is designed to distribute the appropriate percentage of air from the blower s into different are...

Page 52: ...afe firebox door opening practices the risk of a flash back is greatly reduced Operation The Automatic Fan Switch automatically turns on the fan when the front outer door is open The Automatic Fan Swi...

Page 53: ...ave more chance of being burned out before they reach the ground Approved chimney extensions may be added to the chimney to discharge smoke to higher levels Discharging smoke at a higher level helps k...

Page 54: ...his captures heat that would otherwise be lost out the chimney assisting in the process of a more efficient burn Maintenance Only dust should accumulate in the flue If creosote develops the cause shou...

Page 55: ...r 4 If the ashes don t flow into the ash pan while being raked the ash pan is possibly full Removing the ashes from the ash pan before it is completely full ensures the proper airflow from below the g...

Page 56: ...the ash pan from the ash auger tube at the back of the ash pan 4 Lift the ash pan straight up and remove through the firebox door opening 5 Replace with a new or repaired unit 6 Replace sand Disconnec...

Page 57: ...the ashes Ash Auger Tube Cover Plate Principles The auger tube cover plate is a round plate that is secured onto the end of the ash auger tube creating an airtight seal Operation 1 When removing ashes...

Page 58: ...Controller on the back 4 Disconnect and label or draw a diagram of each wife connection on the Electronic Aquastat Controller Refer to the Wiring diagram at the back of this manual 5 Replace the cont...

Page 59: ...e house that the Heatmor is in an Over Temp situation Electrical Supply Junction Box Principles The electrical components of the HEATMOR furnace are pre wired at the factory All the wiring becomes cen...

Page 60: ...it the electrical circuit to the main combustion air blower s would be re activated The combustion air blowers will not come back on until the low HTF temperature is reached 2 Once the HTF temperature...

Page 61: ...ce the globe and tighten the setscrew Removal and Replacement of the Fan Power Light Switch 1 Turn off the main electrical power supply to the HEATMOR 2 Remove the switch cover plate 3 Make a sketch o...

Page 62: ...he doorframe This will keep cold air from entering the heated air cavity which provides the air box and firebox with air Removal and Replacement To remove the outer door the lock handle must be unlock...

Page 63: ...nsulation covering the sides of the water jacket Removal and Replacement If the sides have been damaged or if you would like to change the color of your unit they can be replaced with different steel...

Page 64: ...ke into the furnace When the furnace is smoking cover the chimney and turn off the blower and watch for smoke leaks Air leaks cause the fire to not burn as hot or efficiently In result you will use mo...

Page 65: ...5 2020 CHAPTER 21 HEAT TRANSFER FLUID HTF LEAKS If you suspect that your HEATMOR Stainless Steel Outdoor Furnace has developed a HTF leak please contact your local dealer for verification and further...

Page 66: ...n of the Domestic Coil The coil is inserted at the rear of the furnace through a hole in the water jacket and fastened by nuts and bolts The domestic coil plate is sealed to the outer face of the wate...

Page 67: ...your Heatmor Outdoor Furnace follow the instructions below 1 Turn off pump s 2 Clean Flue Refer to Flue A Remove the one half inch nuts holding the flue cover and remove the cover B Using the flue scr...

Page 68: ...e is dust or soot built up on the flipper or some other obstruction not allowing it to close tightly f Securely fasten the blower flipper assembly back to the large air tube ensuring there are no air...

Page 69: ...es during normal operation the atmosphere inside the firebox will exceed the dew point causing condensation Refer to Trouble Shooting and Solutions Furnace has excessive moisture in firebox Dew Point...

Page 70: ...x door hose section in the manual for further details or contact your local dealer Refer to Firebox Door Hoses Q My furnace combustion blower continues to run but the fire will not burn until I open t...

Page 71: ...irebox Door Ash Auger tube not sealed tight Close Tube Cover firmly Ash Auger Tube Clover Plate Door Gasket Damaged Replaced Gasket Firebox Door Gasket Base leaks Air Reseal Base Caulking around the F...

Page 72: ...ir trapped in water lines Bleed lines Local Dealer Malfunction of heating appliances in building Repair adjust or replace Local Dealer Furnace won t burn properly or maintain HTF Chimney plugged Clean...

Page 73: ...w Clean out ashes with Auger Ash Management and Ash Removal Restricted air flow into Blower s air inlet Clean Blowers Steps to Maintain your Blower and Flipper Assembly Too much heat draw on furnace V...

Page 74: ...ostat Replace thermostat Local Dealer Aquastat malfunction Replace Aquastat Electrical HTF Temperature Range Control Outdoor furnace is overheating Check for air leaks Checking for Air Leaks Controls...

Page 75: ...Failure to rake ashes periodically Rake ashes Ash Management and Ash Removal Blowers continue to operate and not shut off Defective Automatic Fan Switch AFS Replace AFS Automatic Fan Switch Too Much...

Page 76: ...der Bladder Door hoses are leaking Replace door hoses Firebox Door Hoses and Elbows Hose clamps are leaking Tighten hose clamps Local Dealer Smoke from chimney is an annoyance Chimney is not high enou...

Page 77: ...HEATMOR not running between 160 F 180 F Adjust Aquastat Electrical Aquastat Controller Insufficient HTF circulation from HEATMOR A Check circulating pumps replace if needed B Kinked line Local Dealer...

Page 78: ...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 w...

Page 79: ...79 Rev 05 2020 Warranty can be found at https heatmor com warranty...

Page 80: ...l then be sent to the Heatmor owner verified from warranty information on file There is no limit to how many referrals can be made NOTE Only registered Heatmor Outdoor Furnace owners are eligible The...

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