OPERATING INSTRUCTIONS MANUAL FVN/P
Contents
1. OPERATING INSTRUCTIONS MANUAL Please retain for future reference For FVN P 750 INDIRECT FIRED SPACE HEATERS FOR OUTDOOR AND INDOOR INSTALLATIONS CERTIFIED FOR USE IN CANADA AND U S A As per Standard ANSI Z83 7 CSA 2 14 2011 Gas Fired Construction Heaters Unattended Type Issue date July 1 2012 K LISTED Intertek 2003325 FLAGRO INDUSTRIES LIMITED ST CATHARINES ONTARIO CANADA GENERAL HAZARD WARNING FAILURE TO COMPLY WITH THE PRECAUTIONS AND INSTRUCTIONS PROVIDED WITH THIS HEATER CAN RESULT IN DEATH SERIOUS BODILY INJURY AND PROPERTY LOSS OR DAMAGE FROM HAZARDS OF FIRE EXPLOSION BURN ASPHYXIATION CARBON MONOXIDE POISONING AND OR ELECTRICAL SHOCK ONLY PERSONS WHO CAN UNDERSTAND AND FOLLOW THE INSTRUCTIONS SHOULD USE OR SERVICE THIS HEATER IF YOU NEED ASSISTANCE OR HEATER INFORMATION SUCH AS AN INSTRUCTIONS MANUAL LABELS ETC CONTACT THE MANUFACTURER WARNING FIRE BURN INHALATION AND EXPLOSION HAZARD KEEP SOLID COMBUSTIBLES SUCH AS BUILDING MATERIALS PAPER OR CARDBOARD A SAFE DISTANCE AWAY FROM THE HEATER AS RECOMMENDED BY THE INSTRUCTIONS NEVER USE THE HEATER IN SPACES WHICH DO OR MAY CONTAIN VOLATILE OR AIRBORNE COMBUSTIBLES OR PRODUCTS SUCH AS GASOLINE SOLVENTS PAINT THINNER DUST PARTICLES OR UNKNOWN CHEMICALS WARNING NOT FOR HOME OR RECREATIONAL VEHICLE USE WARNING INTENDED USE IS PRIMARILY THE TEMPORARY HEATING OF BUILDI2. be installed by a qualified gas technician following local codes published by the authority having jurisdiction All installations performed in the state of Massachusetts must be completed by a qualified plumber and gas fitter of the State of Massachusetts The installation of this heater for use with propane tank or cylinder shall conform with Local codes or in the absence of local codes with the Standard for the Storage and Handling of Liquefied Petroleum Gases ANSI NFPA 58 and the Natural Gas and Propane Installation Code CSA B149 1 This heater must be located at least 10ft 3m from any propane gas cylinder This heater shall not be directed toward any propane gas container within 20ft 6m CLEARANCE TO COMBUSTIBLES TOP FRONT SIDES REAR FLUE PIPE 1 ft 1 ft 1 ft 2 ft 2 ft CONNECTING THE CYLINDER LP Models only The heater must be located at least 6ft 1 83m in the U S or 10ft 3m in Canada from any propane gas container If cylinders are used to supply the heater no cylinders smaller than 100lb capacity shall be used These cylinders must supply a vapor withdrawal only 1 All cylinder connections must be made using a wrench to tighten the POL fitting 2 Be sure that the cylinder valve is in the closed position when connection or disconnecting the cylinder 3 A soap and water solution must be applied to all connections in order to leak check the system The gas must be turned off at the propane supply cyli
3. NGS UNDER CONSTRUCTION ALTERATION REPAIR OR EMERGENCIES ONLY This heater is designed and approved for use as a construction heater under Standard ANSI Z83 7 CGA 2 14 2011 We cannot anticipate every use which may be made of our heaters CHECK WITH YOU LOCAL FIRE SAFETY AUTHORITY IF YOU HAVE QUESTIONS ABOUT APPLICATIONS Other standards govern the use of fuel gases and heat producing products in specific applications Your local authority can advise you about these SPECIFICATIONS jussi ME T ERE FVP 750 Propane FVN 750 Natural Gas IO DUE cuo ra cae esta ead datas ete ee dh Otra dich E Retype RES E 750 000 btuh gi Mec FVP 750 Propane FVN 750 Natural Gas Manifold Pressure eeseesssseeeeeeseseeeneee 1 50 W C Propane 2 20 W C NG Maximum Inlet Pressure sess 14 0 W C Propane 14 0 W C NG TOOL eder uie bote eb e ecl remo c efe bo Mes Direct Spark Ignition PETTE EE EUH PC NU em dara daa nme TOSS Thermostat Control Alr rei iion PEN RH TUR 7000 cfm Fuel Consumption xcd ese escas dba Eve Ine ER UpE dc Sau 37 Ibs hr Propane 806 cfh NG A PProVe eer RE cETLus listed INSTALLATION The installation of this heater for use with natural gas shall conform with local codes or in the absence of codes with the National Fuel Gas Code ANSI Z233 1 NFPA 54 and the Natural Gas and Propane Installation Code CSA B149 1 This heater must
4. ectrode is put near the ionization probe the amplifier of the control box may be damaged 13 TYPICAL GAS TRAIN LAYOUT This gas train scope of supply meets the minimum controls requirements according to CGA and AGA regulations Any additional requirements needed to meet local codes are the responsibility of others RIELLO SUPPLIED FIELD SUPPLIED co 1 23 4 SEE GAS SUPPLY 1 l uo Oo RANGE 1 GAS SUPPLY amp FLOW DIRECTION OF GAS 2 GAS SUPPLY MAIN SHUTOFF MANUAL VALVE GAS SUPPLY PRESSURE RANGES FIELD SUPPLIED NATURAL GAS PRESSURE 3 GAS SUPPLY PRESSURE TEST POINT FIELD SUPPLIED min 7 we max 14 wc 4 GAS TRAIN PIPE DIAMETER SIZE S AMA EE EE BURNER G900 1 NPT REDUCED AT COMBUSTION HEAD TO 3 4 5 GAS APPLANCE PRESSURE REGULATOR 6 SAFETY SHUTOFF GAS VALVE VS 120v OPERATED 7 MAIN GAS VALVE 120V OPERATED BURNER G750 TWO STAGE V1 V2 8 FIRING VALVE MANUAL SHUTOFF 9 GAS BURNER MANIFOLD TEST POINT min 8 wc max 13 wc 14 WIRING DIAGRAM 2nd stage gas valve Terminal board 12 pole 7 ae Nd Nc PA C EE 25 uz EE lt Wiring legend cs c Capacitor MV C F Fuse 6 25A os CN Connectors cm MV Motor Gon PA Air pressure switch Pc Valve source interlock PS Remote lock out signal SM Servomotor SO
5. let on the heater is 8 diameter Certified venting must be used at all times Vent cap must be installed in situations where downdrafts occur All venting must correspond with the CSA B149 standard or in its absence local codes FLUE TERMINATIONS 90 DEG ELBOW 45 DEG ELBOW EXTERIOR WALL FLUE OUTLET OF HEATER A Vertical vent run must be a minimum of 2ft from heater outlet B Maximum horizontal run is 20ft Note 90deg Elbow 5ft C Vent termination in horizontal position must be minimum 2ft from wall A 45deg elbow is recommended at horizontal termination Note Horizontal flue run Rise ratio 1 10 DUCTING Heater duct with a minimum temperature rating of 300 deg F including wire reinforcement to prevent collapsing must be used Heater is designed for use with 2 x 16 diameter ducts equipped with gear clamp FV HD16X25B Install ducting to the outlet of the heater using gear clamp provided on the collar of the ducting Ducting should be inspected periodically for tearing and or wear marks Ducting should be stored in a dry area when not in use MAINTENANCE 1 Every construction heater should be inspected before each use and at least annually by a qualified service person Incorrect maintenance my result in improper operation of the heater and serious injury could occur Service and maintenance should only be done by a qualified service person The ho
6. lonization probe TA Ignition transformer TB Burner earth TO BE DONE BY TR Limit thermostat TS Safety thermostat THE INSTALLER T2 2ndstage thermostat T6A Fuse SINGLE STAGE BURNER LOW FIRE START TWO STAGE BURNER FIRING V4 15 stage gas valve Note If an external electrical i source is utilized the conversion burner when installed must be i electrically grounded with a solid DARE green wire to Earth Ground in I L accordance with local codes or in the absence of local codes with the National Electrical Code ANSI N NFPA 70 1990 and the CSA Elec trical Code CONTROL CIRCUITS Burner firing stage may be controlled by either a 120V or 24V control system The required controls must be connected to the burner as described on the following pages 120V CONTROL SYSTEM First stage firing is controlled by a 120V operating control wired between terminals 3 and 4 on the terminal block To control second stage fire on demand only a second 120V control must be wired between terminals 7 and 8 after removing the fac tory installed jumper Please note FVN P 750 is a single stage burner only 245
7. nder s when the heater is not in use When the heater is to be stored indoors the connection between the propane supply cylinder s and the heater must be disconnected and the cylinders removed from the heater and stored in accordance with Standard for the Storage and Handling or Liquefied Petroleum Gases ANSI NFPA 58 and CSA B149 1 Natural Gas and Propane Installation Code PIPING This heater must be installed by a qualified gas technician following local codes published by the authority having jurisdiction Sizing of supply piping must be determined using the length of pipe run as well as total btuh rating of the appliance s Appropriate piping tables must be used to determine size of supply piping dependant on the length of run from source PRESSURES FUEL HOSES MAXIMUM INLET PRESSURES LP 14 0 IN WC NG 14 0 IN WC MINIMUM INLET PRESSURES LP 8 0 IN WC NG 7 0 IN WC This heater must be supplied by pressures indicated on the approval label Over pressure may cause controls to fail DO NOT supply this heater with more than 1 psig 14 0 in W C Note A second stage regulator must be installed if the supply pressure exceeds 1 psig This heater will operate on propane OR natural gas The fuel selector valve must be in the correct position LP or NG before operating The manifold pressures are listed on the approval label To determine which fuel to use see rating plate DO NOT attempt to use the heater witho
8. nding on power supply to ON position Move fuel selector valve to correct position LP or NG Move switch to MANUAL position for manual control OR 8 Move switch to THERMOSTAT position for thermostatic control Please Note T 2 If using Thermostat kit the heater must be started in Thermostat position When changing between manual and thermostat operation the heater must be left in the OFF position until blower fan completely shuts down before changing position to prevent the burner from locking out When using a generator for electrical supply make sure the generator is properly grounded and is at a 60Hz frequency In the event that a generator is being used and runs out of fuel make sure the heater switch is in the OFF position before restarting generator failure to do so may damage heater TO SHUT DOWN Close main gas supply valve Move Thermostat Manual switch to OFF position Waiting until blower fan shuts down 3 minutes approx Move Disconnect switch single phase or three phase depending on power supply to OFF position Turn main breaker to OFF position Disconnect heater from gas supply IF HEATER FAILS TO START Press manual reset button at rear of burner Check gas pressure supply Supply and manifold pressure must follow those on rating plate Ensure proper power supply is being used If heater fails to ignite after 3 attempts call your supplier f
9. or service SAFE OPERATION PRECAUTIONS For use with propane or natural gas only Fuel sector valve must be in correct position See approval label Use Thermostat Manual switch to shut down the heater Do not try to shut down the heater by the disconnect switches or unplugging the electrical cord Do not plug anything other than the thermostat into the Thermostat plug Follow electrical requirements shown on rating plate and or Electrical requirements section of this manual Before removing any guards or performing any maintenance be sure that the main power supply is disconnected The hose assembly shall be protected from traffic building material amp contact with hot surfaces both during use amp while in storage 10 COMBUSTION AIR ADJUSTMENTS NOTE Proper combustion air adjustment must be achieved using a certified combustion analyzer to ensure complete combustion The air adjustment should be made to achieve 1096 CO on natural gas and 1296 CO on propane SETTING THE AIR ADJUSTMENT PLATE A Regulation of the combustion air flow is made by adjustment of the manual AIR ADJUSTMENT PLATE 1 after loosening the FIXING SCREWS 2 and 3 The initial setting of the air adjustment plate should be made according to Column 3 in the Burner Set up Chart B The proper number on the manual AIR ADJUSTMENT PLATE 1 should line up with the SETTING INDICATOR 4 on the fan housing cover Once set the air ad justmen
10. se assemblies shall be visually inspected prior to each use of the heater If it is evident there is excessive abrasion or wear or the hose is cut it must be replaced prior to the heater being put into operation The replacement hose assembly shall be that specified by the manufacturer The appliance must be kept clear and free from combustible materials gasoline and other flammable vapors and liquids The flow of combustion and ventilation air must not be obstructed Be sure to check the fan assembly and ensure that the motor and blade are operating properly Compressed air should be used to keep components free of dust and dirt build up Note Do not use the compressed air inside any piping or regulator components High Limit Switches Part FV 706 and FV 707 should be checked each season These limit switches will ensure the burner shuts down if the temperature exceeds 200 F degrees at rear of unit and 250 F at the outlet Heat Exchanger should be cleaned if smokey conditions continue even after the air adjustments on the burner are made START UP INSTRUCTIONS 1 Position heater properly amp on a level surface before operating 2 Connect gas supply to heater leak test all connections 3 Ensure the Thermostat Manual selector switch is in the OFF position 4 Attach power supply 208 230V 1 Phase or 208 230V 3 Phase to proper receptacle 5 Turn disconnect switch single or three phase depe
11. t plate should be secured in place by tightening SCREWS 2 and 3 C The final position of the air adjustment plate will vary on each installation Use in struments to establish the proper settings for maximum CO NOTE Variations in flue gas CO and temperature readings may be experienced when the burner cover is put in place Therefore the burner cover must be in place when making the final combustion instrument readings to ensure proper test results 11 BURNER SET UP CHART 1 2 3 FIRING RATE HEAD AIR DAMPER BTUH SETTING SETTING 750 000 4 0 4 5 BURNER COMPONENTS IDENTIFICATION Air damper Servomotor Motor Air pressure switch Wiring terminal block Control box RMG 88 62 Reset button with lock out lamp coc RFKPKM Please Note FVN P 750 is not equipped with the servomotor BURNER DIMENSIONS 7 Tlg 200 mm 8 1 4 210 mm 9 1 4 235 mm Model 900 inches 11 Aj 13 29 3405 s 1 hs 374 15 m 423 10 5 499 563 4 9 Ng mm 298 350 67 33 19 389 120 270 125 152 230 NOTE Actual available insertion length must be measured from tip of end cone to face of mounting gasket 12 ELECTRODE AND FLAME PROBE ADJUSTMENTS D7338 IMPORTANT Do not turn the ignition electrode Leave it as shown in the drawing f the ignition el
12. ut consulting the rating plate All hoses used to connect this heater of fuel supply must be Type 1 approved propane natural gas hose assemblies ELECTRICAL This appliance is equipped with a grounded receptacle for your protection against shock hazard and should be plugged directly into a properly grounded plug The electrical grounding of the heater shall be in compliance with the National Electrical Code ANSI NFPA 70 or CSA C22 1 Canadian Electrical Code Part I THIS APPLIANCE IS ABLE TO RECEIVE 1 PHASE OR 3 PHASE POWER 208V 230V SUPPLY MUST BE AVAILABLE POWER SUPPLY SINGLE PHASE 208V 230V 30AMP BREAKER OR 30 AMP TIME DELAY FUSE 8 3 AWG AT 100FT MAX OR THREE PHASE 208V 230V 25AMP BREAKER OR 25AMP TIME DELAY FUSE 10 4 AWG AT 100FT MAX POWER CORD PLUG ENDS PROVIDED WITH UNIT FOR 1 PHASE OR 3 PHASE OPERATION This heater is equipped with a VFD Variable Frequency Drive to control the primary fan acceleration amp de acceleration The VFD has been password protected to prevent improper use If access to VFD controls is required for troubleshooting please contact manufacture for assistance FLUE PIPE For outdoor applications the flue pipe connection must terminate with a vertical run of at least 2ft complete with rain cap For indoor installations the venting must consist of a minimum 2ft vertical run to a maximum of 20ft total vent length See diagram below for horizontal vent installation The vent out
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