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Table of Contents
Summary of Contents for DS Greenhouse Blast GH450
- Page 1 DS Greenhouse Blast High Efficiency Wood or Coal Green House Furnace GH450 Model: OWNER’S MANUAL Before you install or operate a DS Furnace, you must: - Read all instructions carefully MADE IN USA - Install smoke and carbon monoxide detectors.
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Page 2: Safety Instructions
ALL D.S. Furnaces must be installed by a NFI Certified Technician Safety Instructions 1. Read all instructions before installing or operating any DS furnace 2. You must install smoke and carbon monoxide detectors before you install or operate any furnace. Check your local codes, this installation must meet their rulings. -
Page 3: Starting A Coal Fire
18. When used in a large greenhouse and they are forecasting a cold night it is advisable to load and fire your furnace at 3 to 4 o’clock in the afternoon so that you do not fall behind. If you wait till the sun sets to fire your furnace you may be playing catch up all night. - Page 4 Locating Furnace 1. The furnace must be located on a noncombustible floor 2. For greenhouse installation it is recommended to locate furnace on the naturally coldest end of green- house. (north or west) If greenhouse is sloped, place furnace at lowest end of greenhouse. Installing an air tun- nel with a fan is the optimal way to circulate air.
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Page 5: Chimney Requirements
Then seal as tight as possible and cover with a trim collar. 6. The furnace must have its own flue. Do not connect this unit to a chimney flue serving another appliance. 7. The masonry chimney should not have any missing mortar or loose bricks. 8. - Page 6 Thermostat Hook-Up for GH Blast...
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Page 7: Installation Instructions
DS Pneumatic Powered Thermostat Kit This thermostat is designed for use with a wood or coal furnace only. It will not take the place of proper furnace management. You will get the best response from this unit if you service your furnace according to the manu- facturers recommended practices, Your Air Supply needs to be clean and dry. - Page 8 Outside Fire Door Option (O.F.D.) Use 18 - #14 x 3/4 self tapping screws to attach O.F.D. to front of furnace. When fastening combustible WARNING: greenhouse wall framing to O.F.D. flange, keep all combustible material at least 1” away from main frame of O.F.D.
- Page 9 Firebrick Panels for GH 450 ALL Fire Brick are 2-1/2 x 4-1/2 x 9 unless noted otherwise. Back of Furnace 2-1/2 x 2-1/4 x 9 Cast Iron Louvers 2-1/2 x 1-3/4 x 9 2-1/2 x 1-3/4 x 9 2-1/2 x 2-1/4 x 9 Right Side Left Side of Furnace...
- Page 10 Parts List - Green House Blast 450 Furnace Description Model Parts# 1 ..Left side sheet metal jacket ... . .450 ... 450-LHSM 1 .
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Page 11: Troubleshooting
Trouble Shooting 1. Problem: Smoke puffs from furnace Solution: Check chimney draft. Check for blocked chimney or flue pipe. Use mirror to check chimney clearance. Check ash pit – if it is too full, empty. Make sure furnace room is not too airtight. Make sure all of chimney mortar connections are airtight, Check ash drawer. -
Page 12: Limited Warranty
So long as it is owned by the original purchaser, subject to terms, limitations and conditions herein set out. Soft coal is prohibited in any DS Furnace or Boiler. This warranty is void if anything other than hard coal or Time Period dry cord wood is burned in this unit.
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