Flagro FVN-750, Operating Instructions Manual

Page 1: ...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 FLAGRO INDUSTRIES LIMITED ST CATHARINES ONTARIO CANADA ...

Page 2: ...ION 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 THIN...

Page 3: ...n the use of fuel gases and heat producing products in specific applications Your local authority can advise you about these SPECIFICATIONS Model FVP 750 Propane FVN 750 Natural Gas Input 750 000 btuh Fuel FVP 750 Propane FVN 750 Natural Gas Manifold Pressure 1 50 W C Propane 2 20 W C NG Maximum Inlet Pressure 14 0 W C Propane 14 0 W C NG Ignition Direct Spark Ignition Thermostat Control Air Circu...

Page 4: ... 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 l...

Page 5: ...iping tables must be used to determine size of supply piping dependant on the length of run from source PRESSURES 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 psig 14 0 in W C Note A seco...

Page 6: ... 1 PHASE OR 3 PHASE OPERATION This heater is equipped with a VFD Variable Frequency Drive to control the primary fan acceleration 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...

Page 7: ...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 HDG16 Install ducting to the outlet of the heater using gear clamp provided on the collar of the ducting Ducting should ...

Page 8: ...f 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 5 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 6 High Limit Switches Part FV 706 and FV 707 should be checked each season These limit switc...

Page 9: ...ts down before changing position to prevent the burner from locking out 3 When using a generator for electrical supply make sure the generator is properly grounded and is at a 60Hz frequency 4 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 1 Close main ga...

Page 10: ...ition See approval label 2 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 3 Do not plug anything other than the thermostat into the Thermostat plug 4 Follow electrical requirements shown on rating plate and or Electrical requirements section of this manual 5 Before removing any guards or performin...

Page 11: ...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 justment 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 prope...

Page 12: ... 12 BURNER SET UP CHART 1 2 3 FIRING RATE BTUH HEAD SETTING AIR DAMPER SETTING 750 000 4 0 4 5 Please Note FVN P 750 is not equipped with the servomotor BURNER DIMENSIONS ...

Page 13: ...E AND FLAME PROBE ADJUSTMENTS IMPORTANT Do not turn the ignition electrode Leave it as shown in the drawing If the ignition electrode is put near the ionization probe the amplifier of the control box may be damaged ...

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Page 15: ... 15 Please note FVN P 750 is a single stage burner only ...

Page 16: ...SFORMER OFFERS 4 DIFFERENT INPUT POWER SUPPLY OPTIONS FACTORY SET AT 220V IT IS IMPORTANT TO CHANGE YOUR INPUT CONNECTION BASED ON YOUR POWER SUPPLY AS THE BURNER WILL NOT OPERATE PROPERLY INPUT CONNECTIONS ...

Page 17: ...ATCH HIGH LIMIT FV 706 250F FV 707 200F THERMOSTAT FV 414B GREEN LIGHT S 1020C S 1020B RED LIGHT 3 POSITION SWITCH FV 712 ON OFF POWER SWITCH 3 PHASE 1 PHASE FV 731 3 PHASE FV 732 1 PHASE 3 PHASE 1 PHASE RECEPTACLE FV 730 1 PHASE FV 730A COVER FV 729 3 PHASE ...

Page 18: ...4 FV 750 PARTS LIST 15 H P VFD FV 703 POWER RELAY FV 734 POWER RELAY GROUND LUG FV 714 6AMP FUSE 2 POLE CLASS CC FUSE HOLDER 15 AMP BREAKER FV 722 FV 708 6 AMP FUSE FV 709 2 POLE HOLDER FV 720 7 5 HP contactor 2 BASE FV 721 AUXILARY CONTACT BLOCK TOP RIGHT SIDE CONTACTORS BLOCK ...

Page 19: ... 1029 PHOTO CELL FV0 3002280 FUEL PUMP FV 750 PARTS LIST 7 5 H P FAN MOTOR FV 701 BLOWER ASSEMBLY FV 702 FAN MOTOR ELECTRODE ASSEMBLY OIL NOZZLE FV 733 4 50 X 60W FV 750 BURNER PARTS LIST OIL FV0 C7001011 FV 3005845 FV0 3005903 ...

Page 20: ...G H I J PART NUMBER A 49 6D ELBOW B FVO 735 FUEL SUPPLY TO TIGER LOOP C FVO 738 FUEL RETURN LINE D 49 6B ELBOW E 49 6B ELBOW F FVO 736 FUEL LINE TIGER LOOP TO FILTER G 48 6C BRASS FITTING H 49 6C ELBOW I FVO 737 FUEL LINE FILTER TO BURNER J FVO 734 TIGER LOOP K FVO 418 OIL FILTER K ...

Page 21: ...IR PRESSURE SWITCH FVNP 3020321 BURNER ORIFICE FVNP 3006703 BURNER COVER BURNER MOTOR IONIZATION LEAD FVNP 3007310 IGNITION MODULE 2103 F CGA 1 2103 E CGA 3 4 GAS SELECTOR VALVE ON OFF VALVE FVNP 3020210 FVNP 3006962 FVNP 3007246 FV 3005845 FVNP 3013072 ...

Page 22: ...DE CENTRE PANEL FV750 823 LEFT SIDE CENTRE PANEL FV750 828 RIGHT SIDE FRONT PANEL FV750 827 LEFT SIDE FRONT PANEL INLET FV750 835 LEFT SIDE REAR PANEL FV750 834 RIGHT SIDE REAR PANEL FV750 837 REAR ACCESS DOOR FV750 829 FRONT OUTLET PANEL BODY PANELS ...

Page 23: ...712 3 POSITION SWITCH MANUAL OFF THERMOSTAT FV 410 GREEN POWER ON LIGHT FV 411 RED BURNER LOCK OUT LIGHT FV 414B THERMOSTAT RECEPTACLE FVNP 713 RIELLO BURNER LP NG G900 FV 714 GROUND LUG FV 715 2PDT RELAY 120V 10 AMP TWO PER HEATER PRIOR TO 2014 FV 716 RELAY SOCKET FOR FV 816 TWO PER HEATER PRIOR TO 2014 FV 717 DIN RAIL MOUNT TERMINAL BLOCK FIVE PER HEATER FV 718 DIN RAIL MOUNT TERMINAL BLOCK END ...

Page 24: ...IR PRESSURE SWITCH G900 FVNP 3007310 IONIZATION LEAD G400 G900 FVNP 3005851 UNIVERSAL MOUNTING FLANGE G900 FVNP 3006689 CHASSIS MOUNTING COLLAR G900 FVNP 3005852 CAPACITOR G900 FVNP 3005447 GAS TEST POINT G400 G900 FVNP 3006703 MAIN BURNER ORIFICE G900 FVNP 3006700 DISTRIBUTOR HEAD 7 MIXING PLATE G900 FV 3005845 BURNER MOTOR G900 F20 FV 3005799 FAN BLADE G900 F20 FV 446 SIGHT GLASS C W FIBER GASKE...

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