Desa RN30E-CAN Portable Generator User Manual
Contents
1. Ignitor Button OWNER S MANUAL Control Knob Grill Guard Heat Shield Cabinet Figure 1 Vent Free Propane LP or Natural Gas Appliance LOCAL CODES Install and use appliance with care Follow all local codes In the absence of local codes use the latest edition of National Fuel Gas Code ANSI Z223 1 also known as NFPA 54 and Canadian Gas Code B 149 1 and 2 M95 Section 6 3 gas installation code Available from American National Standards Institute Inc 1430 Broadway New York NY 10018 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 UNPACKING 1 Remove CO2 generator from carton 2 Remove all protective packaging ap plied to CO2 generator for shipment 3 Check CO2 generator for any shipping damage If unit is damaged promptly inform dealer where you bought it 105056 PRODUCT FEATURES Safety Device This appliance has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The ODS pilot is arequired feature for vent free CO2 generators The ODS pilot shuts off the CO2 generator if there is not enough fresh air Piezo Ignition System This CO2 generator has a piezo ignitor This system requires no matches batteries or other sources to light appliance AIR FOR COMBUSTION AND VENTILATION A WARNING This CO2 genera tor shall not be installed in a con fined space unless provisions are provided for adequate combus tion2. 4 105056 OWNER S MANUAL AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building 12 This fresh air would come from an adjoining S Ventilation Grills unconfined space When ventilating to an Into Adjoining Room adjoining unconfined space you must pro Ventilation Option 2 vide two permanent openings one within Qrills Or 12 of the ceiling and one within 12 of the Tie M E floor on the wall connecting the two spaces Option 4 Adjoining see options 1 and2 Figure 2 You can also Room remove door into adjoining room see op Option 3 tion 3 Figure 2 Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventilation or Canadian Gas Code B 149 1 and 2 M95 Section 7 2 and 7 3 and or applicable local codes for required size of ventilation grills or ducts AX WARNING Rework work sheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Figure 2 Ventilation Air From Inside Building If Applicable Ventilation Air From Outdoors Outlet Provide extra fresh air by using ventilation En grills or ducts You must provide two per manent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the outdoors or spaces open to the ou
3. IMPORTANT Do not hammer key For thick walls over 1 2 thick or solid walls do not pop open wings 5 Place mounting bracket onto wall Line up last hole on each end of bracket with wall anchors 6 Insertmounting screws through bracket and into wall anchors 7 Tighten screws until mounting bracket is firmly fastened to wall CX Figure 8 Folding Anchor SS Figure 9 Popping Open Anchor Wings For Thin Walls Placing Appliance On Mounting Bracket 1 Locate two horizontal slots on back panel of appliance 2 Placeappliance onto mounting bracket Slide horizontal slots onto stand out tabs on mounting bracket Horizontal Slots Mounting Bracket Stand Out Tab attached to wall Figure 10 Mounting Appliance Onto Mounting Bracket Installing Bottom Mounting Screws 1 Locate two bottom mounting holes These holes are near bottom on back panel of appliance see Figure 11 Mark screw locations on wall 3 Remove appliance from mounting bracket 4 finstalling bottom mounting screws into hollow or solid wall install wall anchors Follow steps 1 through 4 under Attach ing To Wall Anchor Method column 1 If installing bottom mounting screw into wall stud drill holes at marked lo cations using 9 64 drill bit 5 Replace appliance onto mounting bracket 6 Place spacers between bottom mount ing holes and wall anchor or drilled hole 7 Hold spacer in place with one hand
4. AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH AIR FLOW FOR APPLIANCE LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space Space Includes the room in which you will install appliance plus any adjoining rooms with doorless passageways or ventilation grills between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height cu ft volume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling height 2560 cu ft volume of space If additional ventilation to adjoining room is supplied with grills or openings add the volume of these rooms to the total volume of the space 2 Divide the space volume by 50 cubic feet to determine the maximum Btu Hr the space can support volume of space 50 cu ft Maximum Btu Hr the space can support Example 2560 cu ft volume of space 50 cu ft 51 2 or 51 200 maximum Btu Hr the space can support 3 Add the Btu Hr of all fuel burning appliances in the space CO2 generator Btu Hr E Gas water heater Btu Hr EMI Gas water heater 40 000 Btu Hr NE iil CO2 30 000 Btu H Vented gas heater Btu Hr generator 7 39 AUN SIUE Total zy Bt Other gas appliances Btu Hr SA See u Hr Total Btu Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents t
5. and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your greenhouse Install in accordance with Can Gas Code B 149 1 and 2 M95 Section 6 3 Gas Installa tion Code and or local codes PROVIDING ADEQUATE VENTILATION Unconfined Space Can Gas Code B 149 1 and 2 M95 Section 6 3 3 states An appliance installed for the production of carbon dioxide in a green house may take its combustion air from inside the greenhouse when the rate of com bustion does not exceed 20 Btuh per ft 0 2 kW per m of greenhouse volume and the concentration of carbon monoxide in the atmosphere does not exceed 35 ppm The concentration of carbon dioxide and carbon monoxide shall be verified upon initial startup Confined Space Ventilation air shall be supplied in accor dance with Can Gas Code B 149 1 and 2 M95 Sections 7 2 and 7 3 and or local codes This CO2 generator is intended for installa tion in a greenhouse only This appliance shall not be installed in a confined space or unusually tight construc tion unless provisions are provided for ad equate combustion and ventilation air Produce Storage Areas Can Gas Code B 149 1 and 2 M95 Section 6 3 2 states An appliance used in a produce storage area shall take its combustion air from outside the storage area Continued BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR
6. any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety in formation at left If you don t smell gas go to the next step Press in control knob and turn coun terclockwise A to the PILOT position Keep control knob pressed in for five 5 seconds see Figure 16 Note You may be running this ap pliance for the first time after hook ing up to gas supply If so the con trol knob may need to be pressed in for 30 seconds This will allow air to bleed from the gas system f control knob does not pop up when released contact a qualified service person or gas supplier for repairs With control knob pressed in push down and release ignitor button This will light pilot The pilot is attached to the front of burner The burner and pilot are located behind the heat shield If needed keep pressing igni tor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 12 through 14 Also contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob Note If pilot goes out repeat steps 3 through 7 Turn control knob counterclockwise to the LOW position The main burner should light Set control knob to any level between H
7. of page ing Gas Connections page 9 Moisture condensation noticedon windows 1 Notenoughcombustion ventilationair 1 Refer to Airfor Combustion and Venti lation requirements page 3 105056 SPECIFICATIONS OWNER S MANUAL RP30E CAN RN30E CAN Btu Variable 15 000 30 000 15 000 30 000 Type Gas Propane LP Only Natural Only Ignition Piezo Piezo Pressure Regulator Setting 8 W C 3 W C Inlet Gas Pressure inches of water Maximum 14 10 5 Minimum 11 4 Dimensions Inches H x W x D Appliance 23 5 x 25 9 x 8 0 23 5 x 25 9 x 8 0 Carton 26 x 27 75 x 9 63 26 x 27 75 x 9 63 Weight pounds Appliance 30 30 Shipping 35 35 TECHNICAL SERVICE You may have further questions about in stallation operation or troubleshooting If so contact DESA International s Technical Service Department at 1 800 323 5190 SERVICE HINTS When Gas Pressure Is Too Low pilot will not stay lit burner will have delayed ignition appliance will not produce maximum CO2 Propane Only propane LP gas supply may be low When Gas Quality Is Bad pilot will not stay lit burner will produce flames and soot appliance will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local propane LP gas supplier 105056 ACCESSORIES Purchase this CO2 generator accessory from your local dealer If they can not supply this accessory contact DESA International s Parts
8. 3 of this manual WARNING This appliance must not be washed Use of a pressure washer water or liquid cleaning solution on this appliance can cause severe personal injury or property damage due to water and or cleaning solution In electrical components connections and wires causing electrical shock or component failure On gas control components causing corrosion which can result in gas leaks and fire or explosion from the leak Appliance must be cleaned without being subjected to liquid spray or excessive wetting This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases This appliance is not for residential use Save this manual for future reference DESA International 2701 Industrial Drive e P O Box 90004 Bowling Green KY 42102 9004 BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR SAFETY INFORMATION A WARNINGS IMPORTANT Read this Owner s Manual carefully and completely before trying to assemble operate or service this appliance Improper use of this appliance can cause serious injury or death from burns fire explosion electrical shock and carbon monoxide poisoning AX DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning re semble the flu with headaches dizziness or nausea If you have these signs the app
9. BLUE FLAME VENT FREE PROPANE AND NATURAL GAS GREENHOUSE CO2 GENERATOR OWNER S OPERATION AND INSTALLATION MANUAL CANADIAN GAS ASSOCIATION APPROVED RN3OE CAN Natural Gas RP3OE CAN Propane LP Gas WARNING If the information in this manual is not followed WARNING Improper installation adjust exactly a fire or explosion may result causing property ment alteration service or maintenance damage personal injury or loss of life can cause injury or property damage Do not store or use gasoline or other flammable vapors neler todhls manual Tor correct nstava g p tion and operational procedures For and liquids in the vicinity of this or any other appliance assistance or additional information WHAT TO DO IF YOU SMELL GAS consult a qualified installer service Do not try to light any appliance agency or the gas supplier Do not touch any electrical switch do not use any phone in your building WARNING This is an unvented gas Immediately call your gas supplier from a neighbor s fired appliance It uses air oxygen from phone Follow the gas supplier s instructions the space in which it is installed Provi If you cannot reach your gas supplier call the fire sions for adequate combustion and ven department tilation air must be provided Refer to Installation and service must be performed by a quali Air for Combustion and Ventilation sec fied installer service agency or the gas supplier tion on page
10. Bracket Figure 5 Mounting Bracket Location Removing Front Panel Of CO2 Generator 1 Remove two screws near bottom cor ners of front panel 2 Liftstraightupon grill guard until it stops Grill guard will slide up about 1 4 3 Pullbottom of front panel forward then down 4 Remove cardboard packing from grill and heat shield Figure 6 Removing Front Panel Of CO2 Generator Methods For Attaching Mounting Bracket To Wall Only use last hole on each end of mounting bracket to attach bracket to wall These two holes are 16 inches apart from their centers Attach mounting bracket to wall in one of two ways 1 Attaching to wall stud 2 Attaching to wall anchor Attaching to Wall Stud This method provides the strongest hold Insert mounting screws through mounting bracket and into wall studs Attaching to Wall Anchor This method allows you to attach mounting bracket to hollow walls wall areas between studs or to solid walls concrete or masonry Decide which method better suits your needs Either method will provide a secure hold for the mounting bracket Continued 105056 INSTALLATION Continued Marking Screw Locations 1 Tape mounting bracket to wall where appliance will be located Make sure mounting bracket is level WARNING Maintain minimum clearances shown in Figure 7 If you can provide greater clear ances from floor and joining wall 2 Mark screw locat
11. Department at 1 800 972 7879 for referral information You can also write to the ad dress listed on the back page of this manual MANUAL SHUT OFF VALVE GA5010 Manual shutoff valve with 1 8 NPT tap REPLACEMENT PARTS Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty Parts Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s contact DESA International s Tech nical Service Department at 1 800 323 5190 When calling have ready your name your address model number of your CO2 generator how appliance was malfunctioning type of gas used propane LP or natural gas purchase date Usually we will ask you to return the defec tive part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s contact DESA International s Parts Department at 1 800 972 7879 for referral information When calling have ready model number of your CO2 generator the replacement part number BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR ILLUSTRATED PARTS BREAKDOWN RP30E CAN RN30E CAN ODS PILOT 16 105056 OWNER S MANUAL PA RT S L I ST This list contains replaceable parts used in your appliance When ordering parts follow the instructio
12. IGH and LOW To turn control knob from LOW to a higher setting press in the control knob and turn counterclock wise Note Both HIGH and LOW are locked positions You must press in control knob before turning it from these positions A CAUTION Do not try to ad just high low level by using the manual shutoff valve Ignitor Button Control Knob A h OFF i MSN ZY Figure 16 Control Knob In The OFF Position Ignitor Electrode Thermocouple Figure 17 Pilot TO TURN OFF GAS TO APPLIANCE Shutting Off Appliance 1 Turn control knob clockwise N to the PILOT position 2 Press in control knob and turn clock wise X to the OFF position Shutting Off Burner Only pilot stays lit Turn control knob clockwise to the PILOT position A MANUAL LIGHTING PROCEDURE 1 Remove front panel see Figure 6 page 6 2 Follow steps 1 through 5 under Light ing Instructions 3 With control knob pressed in strike match Hold match to pilot until pi lot lights 4 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob 5 Replace front panel 105056 INSPECTING BURNER Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pat tern Figure 19 shows an incorrect pilot flame pattern The incorrect pilot flame is not touching the thermocouple This will cause the thermoc
13. Inlet gas pressure is too low 2 Contact local gas company 3 Gas regulator defective 3 Replace gas regulator Slight smoke or odor duringinitialoperation 1 Residuesfrommanufacturingprocesses 1 Problem will stop after a few hours of operation Appliance produces a whistling noise when 1 Turningcontrolknobto HIGH position 1 Turn control knob to LOW position burner is lit when burner is cold and let warm up for a minute 2 Air in gas line 2 Operate burner until air is removed from line Have gas line checked by local gas company 3 Air passageways on appliance blocked 3 Observe minimum installation clear ances see Figure 4 page 6 4 Dirty or partially clogged burner orifice 4 Clean burner see Cleaning and Main 105056 13 tenance page 11 or replace burner orifice Continued BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR TROUBLESHOOTING Continued building A WARNING If you smell gas Shut off gas supply Do not try to light any appliance Do not touch any electrical switch do not use any phone in your Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department IMPORTANT Operating appliance where impurities in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new carpet or textiles etc create fumes These fum
14. With other hand insert mounting screw through bottom mounting hole and spacer Place tip of screw in opening of wall anchor or drilled hole 8 Tighten both screws until appliance is firmly secured to wall Do not over tighten Note Do not replace front panel at this time Replace front panel after making gas connections and checking for leaks see pages 8 and 9 Figure 11 Installing Bottom Mounting Screws BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR INSTALLATION Continued CONNECTING TO GAS SUPPLY NOTICE A qualified service per son must connect CO2 generator to gas supply Follow all local codes A CAUTION Propane LP Only Never connect appliance directly to the propane LP supply This appliance requires an external regulator not supplied Install the external regulator between the appliance and propane LP supply Propane LP Only The installer must supply an external regulator The external regulator will reduce incoming gas pressure You must reduce incoming gas pressure to be tween 11 and 14 inches of water If you do not reduce incoming gas pressure appli ance regulator damage could occur Install external regulator with the vent pointing down as shown in Figure 12 Pointing the vent down protects it from freezing rain or sleet Minimum inlet pressure shall be no less than 11 inches of water Propane LP Supply Tank External A R
15. a leak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once AX CAUTION Propane LP Only Make sure external regulator has been installed between propane LP supply and appliance See guidelines under Connecting to Gas Supply page 8 Pressure Testing Gas Supply Piping System Note Pressure testing shall be performed in accordance with Canadian Gas Code B 149 1 and 2 M95 Section 5 22 Test Pressures In Excess Of 1 2 PSIG 1 Disconnect appliance and its individual manual shutoff valve from gas supply piping system Pressures in excess of 1 2 PSIG will damage appliance regulator 2 Cap off open end of gas pipe where manual shutoff valve was connected 3 Pressurize supply piping system by ei ther using compressed air or an inert gas 4 Check all joints of gas supply piping system Apply mixture of liquid soap and water to gas joints Bubbles form ing show a leak 5 Correct all leaks at once 105056 OWNER S MANUAL TestPressures EqualToor Less Than 1 2 PSIG 1 Close manual shutoff valve see Fig ure 14 2 Pressurize supply piping system by ei ther using compressed air or an inert gas 3 Check all joints from propane LP sup ply tank or main gas valve to manual shutoff valve see Figure 15 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 4 Correct all leaks at once Pressure Testing Ap
16. alant in pipe could result in clogged appliance valves A CAUTION Use pipe joint seal ant that is resistant to liquid pe troleum LP gas Install sediment trap in supply line as shown in Figure 13 Locate sediment trap where it is within reach for cleaning Locate sedi ment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into appliance controls If sediment trap is not installed or is installed wrong appliance may not run properly IMPORTANT Hold pressure regulator with wrench when connecting it to gas pip ing and or fittings Note Burner bracket not shown for clarity Cabinet Ground Joint Union Manual Propane LP Only Shutoff Typical Inlet Valve Pipe From External Regulator aa Q1 W C to 14 O W C Pressure Natural Only Typical Inlet 3 Minimum Pipe From Gas Meter 4 W C to 10 5 W C Pressure An A G A or G G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Purchase the optional A G A or G G A design certified manual shutoff valve from your dealer See Accessories page 15 Continued 105056 INSTALLATION Continued CHECKING GAS CONNECTIONS Ay WARNING Test all gas pip ing and connections for leaks after installing or servicing Cor rect all leaks at once WARNING Never use an open flame to check for
17. ce will be the responsibility of the owner TO THE FULL EXTENT ALLOWED BY THE LAW OF THE JURISDICTION THAT GOVERNS THE SALE OF THE PRODUCT THIS EXPRESS WARRANTY EXCLUDES ANY AND ALL OTHER EXPRESSED WARRANTIES AND LIMITS THE DURATION OF ANY AND ALL IMPLIED WARRANTIES INCLUDING WARRANTIES OF MER CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSETO TWO 2 YEARS FROM THE DATE OF FIRST PURCHASE AND DESA INDUSTRIES LIABILITY IS HEREBY LIMITED TO THE PURCHASE PRICE OF THE PRODUCT AND DESA INDUSTRIES SHALL NOT BE LIABLE FOR ANY OTHER DAMAGES WHATSOEVER INCLUDING INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES Some states do not allow a limitation on how long an implied warranty lasts or an exclusion or limitation of incidental or consequential damages so the above limitation on implied warranties or exclusion or limitation on damages may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state For information about this warranty write DES A MI 105056 01 DESA INDUSTRIES OF CANADA INC Mississauga Ontario Canada L5N 2K7 Hes Telephone T l phone 905 826 8010 Fax T l copieur 905 826 8236 Email desacan sympatico ca 105056 01 REV A 09 98
18. egulator Vent ade Pointing Down Figure 12 External Regulator with Vent Pointing Down Propane LP Only A WARNING Never connect appliance to private non utility gas wells This gas is commonly known as wellhead gas Natural Gas Only IMPORTANT Check gas line pressure before connecting appliance to gas line Gas line pressure must be no greater than 10 5 inches of water If gas line pres sure is higher appliance regulator damage could occur Minimum inlet pressure shall be no less than 4 inches of water A CAUTION Use only new black iron or steel pipe Inter nally tinned copper tubing may be used in certain areas Check your local codes Use pipe of 1 2 diameter or greater to allow proper gas volume to appliance If pipe is too small undue loss of pressure will occur Typical Inlet Pipe Diameters 30 000 Btu Hr models 1 2 or greater Pressure Regulator 3 8 NPT Pipe Nipple Tee Joint Reducer Bushing to 1 8 NPT Test Gauge Connection 1 8 NPT Plug Tap Tee Joint sor Sediment Pipe Nipple ey Trap Cap Figure 13 Gas Connection Installation must include a manual shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from appliance see Figure 13 Apply pipe joint sealant lightly to male threads This will prevent excess sealant from going into pipe Excess se
19. es may mix with combustion air and create odors OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Appliance produces aclicking ticking noise just after burner is lit or shut off l Metal expanding while heating or con tracting while cooling 1 This is common with most CO2 gen erators If noise is excessive contact qualified service person Appliance produces unwanted odors 1 Appliance burning vapors from paint 1 Ventilate room Stop using odor caus solvents glues etc See IMPORTANT ing products while appliance is running statement above 2 Low fuel supply Propane LP Only 2 Refill supply tank 3 Gas leak See Warning statement 3 Locate andcorrectall leaks see Check at top of page ing Gas Connections page 9 Appliance shuts off in use ODS operates 1 Not enough fresh air is available 1 Open window and or door for ventilation 2 Low line pressure 2 Contact local gas company 3 ODS pilot is partially clogged 3 Clean ODS pilot see Cleaning and Maintenance page 11 Gas odor even when control knobisin OFF 1 Gas leak See Warning statement 1 Locate andcorrectall leaks see Check position at top of page ing Gas Connections page 9 2 Control valve defective 2 Replace control valve Gas odor during combustion l Foreign matter between control valve 1 Take apart gas tubing and remove for and burner eign matter 2 Gas leak See Warning statement 2 Locateandcorrectallleaks see Check at top
20. ions on wall see Fig ure 7 Note Only mark last hole on each end of mounting bracket Insert mounting screws through these holes only 3 Remove tape and mounting bracket from wall L 11 16 4 Min d A Only Insert Mounting 55 4 9 Screws Through Last Min Hole On Each End VSNSNNSSNSN Floor Figure 7 Mounting Bracket Clearances Attaching Mounting Bracket To Wall Note Wall anchors mounting screws and spacers are in hardware package The hard ware package is provided with appliance Attaching to Wall Stud Method Forattaching mounting bracket to wall studs 1 Drill holes at marked locations using 9 64 drill bit 2 Place mounting bracket onto wall Line up last hole on each end of bracket with holes drilled in wall 3 Insert mounting screws through bracket and into wall studs 4 Tighten screws until mounting bracket is firmly fastened to wall studs 105056 OWNER S MANUAL Attaching to Wall Anchor Method For attaching mounting bracket to hollow walls wall areas between studs or solid walls concrete or masonry 1 Drill holes at marked locations using 5 16 drill bit For solid walls concrete or masonry drill at least 1 deep Fold wall anchor as shown in Figure 8 3 Insert wall anchor wings first into hole Tap anchor flush to wall 4 For thin walls 1 2 or less insert red key into wall anchor Push red key to pop open anchor wings
21. li ance may not be working properly Get fresh air at once Have appliance serviced Some people are more affected by carbon monoxide than others These include preg nant women persons with heart or lung disease or anemia those under the influence of alcohol and those at high altitudes Propane LP and Natural Gas Propane LP and Natural gas are odorless An odor making agent is added to both gases The odor helps you detect a gas leak However the odor added to these gases can fade Gas may be present even though no odor exists Make certain you read and understand all Warnings Keep this manual for reference It is your guide to safe and proper operation of this appliance AXGENERAL HAZARD WARN ING Failure to comply with the precautions and instructions provided with this appliance can result in death serious bodily injury and property loss or damage from hazards offire explosion burn asphyxiation carbon monoxide poisoning and or electrical shock If you need assistance or ap pliance information such as aninstructions manual labels etc Contact the manufacturer A WARNING Fire burn in halation and explosion haz ard Keep solid combustibles such as building materials paper or cardboard feathers straw and dusta safe distance away from the appliance as recommended by the instruc tions Never use the appliance in spaces which contain or may contain volatile or air borne co
22. mbustibles or prod ucts such as gasoline sol vents paint thinner dust par ticles or unknown chemicals WARNING Not for home or recreational vehicle use WARNING Any changetothis appliance or its controls can be dangerous 1 This appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Do not place propane LP supply tank s inside any structure Locate propane LP supply tank s outdoors If you smell gas shut off gas supply do not try to light any appliance do not touch any electrical switch do not use any phone in your building immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions if you cannot reach your gas supplier call the fire department Never install the CO2 generator e ina home in a recreational vehicle where flammable objects are less than 36 inches from the front top or sides of the appliance in high traffic areas in windy or drafty areas 10 11 12 13 14 15 16 17 18 This appliance needs fresh outside air ventilation to run properly This appli ance has an oxygen depletion sensor ODS pilot light safety system The ODS shuts down the appliance if not enough fresh air is available See Air for Combustion and Ventilation pages 3 through 5 Keep all air openings in the front and bottom of applia
23. nce clear and free of debris This will insure enough air for proper combustion If appliance shuts off do not relight until you provide fresh outside air If appliance keeps shutting off have it serviced Do not run CO2 generator where flammable liquids or vapors are used or stored under dusty conditions Never place any objects on the appli ance Surface of appliance becomes very hot when running appliance Keep children and adults away from hot surface to avoid burns and clothing ignition CO2 generator will remain hot for a time after shutdown Allow surface to cool before touching Make sure grill guard is in place be fore running appliance Carefully supervise young children when they are in same area with appliance Do not use appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas con trol which has been under water Turn off appliance and let cool before servicing Only a qualified service per son should service and repair CO2 generator Operating appliance above elevations of 4 500 feet could cause pilot outage To prevent performance problems do not use propane fuel tank of less than 100 Ibs capacity The CO2 generator should be inspected at least annually by a qualified service agency Do not operate appliance with front panel removed 105056 PRODUCT IDENTIFICATION
24. ns listed under Replacement Parts on page 17 of this manual RP30E CAN RN30E CAN SAHT NUMBER DESCRIPTION 098304 01 Screw 10 x 3 8 098345 01AC Front Panel 103476 02 Grill Guard 101108 01 Clip Grill Guard 104658 01BR Heat Shield M11084 26 Screw 10 x 3 8 104102 02BR Deflector Unit 098271 03 Ignitor Cable 098249 01 Nut M5 099059 04 ODS Pilot L P 100701 01 ODS Pilot N G 09851 4 01 Thermocouple 098594 01 Ignitor Electrode 103447 01 Burner 099387 05 3 16 Pilot Tubing 103845 03 Injector L P 103845 04 Injector N G 099066 01 Mounting Bracket 099415 06 Pressure Regulator L P 099415 11 Pressure Regulator N G 099553 01 Pilot Shield 103570 01 3 8 Outlet Burner Tubing 103572 01 3 8 Inlet Tubing 100068 01 Pressure Tap Fitting 100047 02 Control Valve L P 100047 01 Control Valve N G 104617 09 Cabinet 097159 04 Piezo lgnitor 098303 02 Screw 8 x 3 8 098276 01 1 8 NPT Plug 098354 01 Control Knob 098508 01 Valve Retainer Nut Str OMDONOAHKWDNDN 1 2 1 6 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 PARTS AVAILABLE NOT SHOWN 098306 02 Control Position Decal 099261 02 Operating Instructions Decal 100642 01 Assembly Hardware 105056 17 WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No Date Purchased Always specify model and serial numbers when communicating with the factory We reserve the right to amend
25. o the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr used Btu Hr maximum the space can support Btu Hr actual amount of Btu Hr used Example 51 200 Btu Hr maximum the space can support 70 000 Btu Hr actual amount of Btu Hr used The space in the above example is a confined space because the actual Btu Hr used is more than the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an unconfined space remove door to adjoin ing room or add ventilation grills between rooms See Ventilation Air From Inside Building page 5 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 5 C Install a lower Btu Hr appliance if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation A WARNING If the area in which the CO2 generator may be operated is smaller than that defined as an unconfined space or if the building is of unusually tight construction provide adequate combustion and ventilation air by one of the methods described in the National Fuel Gas Code ANSI 2223 1 1992 Section 5 3 Canadian Gas Code B 149 1 and 2 M95 Section 7 2 and 7 3 or applicable local codes Continued
26. ocouple A Contact local gas company which allows thermocouple to cool causing pilot flame to go out This B Clean ODS pilot see Cleaning and problem could be caused by one or both Maintenance page 11 orreplace ODS of the following pilot assembly A Low gas pressure B Dirty or partially clogged ODS pilot 6 Thermocouple damaged Replace thermocouple 7 Control valve damaged Replace control valve Burner does not light after ODS pilot is lit 1 Burner orifice is clogged Clean burner see Cleaning and Main tenance page 11 or replace burner orifice 2 Burner orifice diameter is too small Replace burner orifice 3 Inlet gas pressure is too low Contact local gas company 105056 OWNER S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Delayed ignition of burner 1 Manifold pressure is too low 1 Contact local gas company 2 Burner orifice is clogged 2 Clean burner see Cleaning and Main tenance page 11 or replace burner orifice Burner backfiring during combustion l Burner orifice is clogged or damaged 1 Clean burner see Cleaning and Main tenance page 11 or replace burner orifice 2 Inlet gas pressure is too low 2 Contact local gas company 3 Burner damaged 3 Replace burner 4 Gas regulator defective 4 Replace gas regulator Yellow flame during burner combustion 1 Not enough air 1 Check burner for dirt and debris If found clean burner see Cleaning and Maintenance page 11 2
27. or electrode broken Replace ignitor 3 Ignitor electrode not connected to igni Reconnect ignitor cable tor cable 4 gnitor cable pinched or wet Free ignitor cable if pinched by any metal or tubing Keep ignitor cable dry 5 Broken ignitor cable Replace ignitor cable 6 Bad piezo ignitor Replace piezo ignitor When ignitor button is pressed there is 1 Gassupplyturnedofformanualshutoff Turn on gas supply or open manual spark at ODS pilot but no ignition valve closed shutoff valve 2 Control knob not in PILOT position Turn control knob to PILOT position 3 Control knob not pressed in while in Press in control knob while in PILOT PILOT position position 4 Air in gas lines when installed Continue holding down control knob Repeat igniting operation until air is removed 5 Depleted gas supply Propane LP Only Contact local propane LP gas company 6 ODS pilot is clogged Clean ODS pilot see Cleaning and Maintenance page 11 orreplace ODS pilot assembly 7 Gas regulator setting is not correct Replace gas regulator ODS pilot lights but flame goes out when 1 Control knob not fully pressed in Press in control knob fully control knob is released 2 Controlknob not pressed in long enough After ODS pilot lights keep control knob pressed in 30 seconds 3 Manual shutoff valve not fully open Fully open manual shut off valve 4 Thermocouple connection loose atcon Hand tighten until snug then tighten 1 4 trol valve turn more 5 Pilot flame not touching therm
28. ouple to cool When the thermocouple cools the appliance will shut down If pilot flame pattern is incorrect as shown in Figure 19 turn appliance off see To Turn Off Gas to Appliance page 10 seeTroubleshooting pages 12 through 14 Thermocouple Pilot Burner Figure 18 Correct Pilot Flame Pattern Pilot Burner Thermocouple Figure 19 Incorrect Pilot Flame Pattern 105056 OWNER S MANUAL BURNER FLAME PATTERN Figure 20 shows a correct burner flame pattern Figure 21 shows an incorrect burner flame pattern The incorrect burner flame pattern shows yellow tipping of the flame It also shows the flame higher than 1 2 the heat shield height If burner flame pattern is incorrect as shown in Figure 21 turn appliance off see To Turn Off Gas to Appliance page 10 see Troubleshooting pages 12 through 14 A WARNING If yellow tipping occurs your CO2 generator could produce increased levels of car bon monoxide If burner flame pattern shows yellow tipping fol low instructions at bottom of this page NOTICE Do not mistake orange flames with yellow tipping Dirt or other fine particles enter the appliance and burn causing brief patches of orange flame CLEANING AND MAINTENANCE A WARNING Turn off appliance and let cool before cleaning CAUTION Youmustkeep con trol areas burner and circulating air passageways of appliance clean Inspect these areas of ap
29. pliance Gas Connections 1 Open manual shutoff valve see Fig ure 14 2 Open propane LP supply tank valve Propane LP Only or main gas valve Natural Gas Only located on or near gas meter 3 Make sure control knob of appliance is in the OFF position Check all joints from manual shutoff valve to control valve see Figure 15 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light appliance see Operating CO2 Generator page 10 Check the rest of the internal joints for leaks 7 Turn off appliance see To Turn Off Gas to Appliance page 10 8 Replace front panel Open Manual Shutoff Closed Figure 14 Manual Shutoff Valve PROPANE LP Control Valve Propane Location LP Supply Vip ET Tank CUNO QOQOOCROOOOOREROOOOOO QOO Manual Shutoff Valve NATURAL GAS Control Valve Location Gas Meter Manual Shutoff lt lt Valve m Figure 15 Checking Gas Joints BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR OPERATING CO2 GENERATOR FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not fol low these instruc
30. pliance before each use Have CO2 generator inspected yearly by aqualified service person Ap pliance may need more frequent cleaning due to excessive saw dust cobwebs etc ODS PILOT AND BURNER e Use a vacuum cleaner pressurized air or small soft bristled brush to clean CABINET Air Passageways e Use a vacuum cleaner or pressurized air to clean Exterior Use a soft cloth dampened with a mild soap and water mixture Wipe the cabi net to remove dust l l 1 2 HEAT SHIELD HEIGHT l CORRECT FLAME PATTERN AT HIGH POSITION Figure 20 Correct Burner Flame Pattern Yellow Tipping 1 2 HEAT SHIELD HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION Figure 21 Incorrect Burner Flame Pattern BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR TROUBLESHOOTING Note All troubleshooting items are listed in order of operation OBSERVED PROBLEM AY WARNING Turn off and unplug appliance and let cool before servicing Only a quali fied service person should ser vice and repair appliance POSSIBLE CAUSE A CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit REMEDY When ignitor button is pressed there is no Ignitor electrode positioned wrong Replace ignitor spark at ODS pilot 2 Ignit
31. t gauge con nection Purchase the optional A G A or C G A design certified manual shutoff valve from your dealer See Accessories page 15 LOCATING APPLIANCE This appliance is designed to be mounted on a wall AX WARNING Maintain the mini mum clearances shownin Figure 4 If youcan provide greater clear ances from floor ceiling and join ing wall AX WARNING Never install the CO2 generator ina home inarecreational vehicle where flammable objects are less than 36 inches from the front top or sides ofthe appli ance e in high traffic areas in windy or drafty areas CEILING Minimum Minimum To Floor xb 4163 4 FLOOR Figure 4 Mounting Clearances As Viewed From Front of Appliance IMPORTANT Vent free CO2 generators add carbon dioxide and moisture to the air A CAUTION appliance pilot and burner must be at least 18 inches above floor locate appliance where mov ing vehicle will not hit it Forconvenience and efficiency install CO2 generator where there is easy access for operation inspection and service where strong wind gusts from an open door or ventilator can not blow directly into appliance INSTALLING APPLIANCE TO WALL Mounting Bracket The mounting bracket is located on back panel of appliance It has been taped there forshipping Remove mounting bracketfrom back panel Mounting
32. tdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANSI 2223 1 Section 5 3 Air for Combustion and Ventilation or Canadian Gas Code B 149 1 and 2 M95 Section 7 2 and 7 3 and or appli cable local codes for required size of venti n lation grills or ducts nmm Inlet ERHHTEELHH Air Figure 3 Ventilation Air From Outdoors 105056 5 BLUE FLAME VENT FREE PROPANE LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR INSTALLATION NOTICE The intended use of this appliance is the generation of car bon dioxide inside greenhouses for plant production NOTICE A qualified service per son must install appliance Fol low all local codes CHECK GAS TYPE Only use gas type specified on rating plate If your gas supply is different do not install appliance Call dealer where you bought appliance for proper type appliance INSTALLATION ITEMS Before installing appliance make sure you have the items listed below external regulator Propane LP Only supplied by installer piping check local codes sealant resistant to propane LP gas e manual shutoff valve ground joint union test gauge connection see Figure 13 page 8 sediment trap tee joint pipe wrench An A G A or C G A design certified manual shutoff valve with 1 8 NPT tap is an acceptable alternative to tes
33. these specifications at any time without notice The only warranty applicable is our standard written warranty We make no other warranty expressed or implied LIMITED WARRANTY BLUE FLAME VENT FREE CO2 GENERATOR DESA Industries warrants this product to be free from defects in materials and components for two 2 years from the date of first purchase provided that the product has been properly installed operated and maintained in accordance with all applicable instructions To make a claim under this warranty the Bill of Sale or cancelled check must be presented This warranty is extended only to the original retail purchaser This warranty covers only the cost of part s required to restore this appliance to proper operating condition Warranty part s MUST be obtained through authorized dealers of this product and or DESA Industries who will provide original factory replacement parts Failure to use original factory replacement parts voids this warranty The appliance MUST be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective applian
34. tions exactly a fire or explosion may result caus ing property damage personal injury or loss of life A This appliance has a pilot which must be lighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas sup plier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been un der water LIGHTING INSTRUCTIONS 1 STOP Read the safety information above 2 Make sure manual shutoff valve is fully open 3 4 Turn control knob clockwise to the OFF position see Figure 16 Wait five 5 minutes to clear out
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