NovaTec GFH-1500 Instruction Manual Download Page 1

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Gas Fired Heater

with NovaTouch

™ PLC Interface

Models: GFH-1500, GFH-1750, GFH-2000

GFH-2500, GFH-3000, GFH-3500

& GFH-4000

Document: GFH-NT 1500-4000 IM 14 DEC 2016

Summary of Contents for GFH-1500

Page 1: ...Gas Fired Heater with NovaTouch PLC Interface Models GFH 1500 GFH 1750 GFH 2000 GFH 2500 GFH 3000 GFH 3500 GFH 4000 Document GFH NT 1500 4000 IM 14 DEC 2016 NOVATEC Inc 2016 All Rights Reserved...

Page 2: ...3 1 ELIPSE BURNER 12 Photograph Typical Eclipse Burner 12 Sketch Cross section of Nozzle Mixing Burner 12 3 2 CONTROL PANEL 13 4 0 UNPACKING 14 5 0 GENERAL INSPECTION 14 6 0 GAS LINE FLUE INSTALLATIO...

Page 3: ...7 Photograph Typical Gas Valve Actuator 28 13 3 REGULATOR SPRING RANGE 28 14 0 SPARE PARTS 29 8 1 Model GFH 1500 460 3 60 29 8 2 Model GFH 1750 460 3 60 31 8 3 Model GFH 2000 460 3 60 33 8 4 Model GFH...

Page 4: ...d these numbers to properly respond to any of your requests Instruction Manual GFH NT 1500 4000 21 DEC 2016 Model ___________________________ Serial ____________________________ DISCLAIMER NOVATEC Inc...

Page 5: ...L OPERATIONAL PARAMETERS DESCRIPTION GFH 1500 GFH 1750 GFH 2000 GFH 2500 Process Airflow SCFM 1500 1750 2000 2500 Process Outlet Air Temp max F 400 400 400 400 Flue Exhaust Temp max typical F 400 400...

Page 6: ...WC 1 0 28 1 0 28 1 0 28 1 0 28 Supply Connection NPT 3 4 3 4 1 1 Max Burner Capacity MMBTU 1 0 1 0 1 5 1 5 Max BTU Input BTU 540 000 630 000 720 000 810 000 Flue Connection OD 4 6 6 6 DESCRIPTION GFH...

Page 7: ...12 5 9 5 12 5 Low Gas Pressure Switch WC 16 16 High Gas Pressure Switch WC 36 36 Combustion Air Proof Switch APS WC 2 0 6 0 Process Blower Off Delay Timer minutes 2 0 2 0 DESCRIPTION GFH 2000 GFH 2500...

Page 8: ...Tap B WC 10 12 5 10 12 5 Low Gas Pressure Switch WC 10 10 High Gas Pressure Switch WC 36 36 Combustion Air Proof Switch APS WC 3 0 3 0 Process Blower Off Delay Timer minutes 2 0 2 0 DESCRIPTION GFH 4...

Page 9: ...g pages All personnel including those experienced and qualified should read carefully the entire instruction manual DO NOT OPERATE THIS GAS HEATER UNLESS THIS INSTRUCTION MANUAL IS COMPLETELY UNDERSTO...

Page 10: ...be replaced if contaminated Do not operate the gas fired heater assembly if plastic dust regrind or pellets have entered the exchanger as this condition may cause a fire WARNING The user has the resp...

Page 11: ...emperatures The system includes a heavy duty stainless steel heat exchanger This advance design typically provides operating efficiencies up to and above 90 depending on conditions and results in a co...

Page 12: ...6 NOVATEC Inc All Rights Reserved 3 1 ELIPSE BURNER Photograph Typical Eclipse Burner Sketch Cross section of Nozzle Mixing Burner Cross section of Nozzle Mixing Burner Alloy Tube Air Inlet Gas Nozzle...

Page 13: ...Document GFH NT 1500 4000 IM 14 DEC 2016 Gas Fired Heater Instructions 2016 NOVATEC Inc All Rights Reserved 3 2 CONTROL PANEL Ignition Transformer Gas Valve Actuator Flame Controller Disconnect Switc...

Page 14: ...hnicians familiar with local and national codes should install the gas line and the flue The exhaust flue should be as short as possible A typical installation would include a drip leg Caution Check f...

Page 15: ...r is flowing through the gas heater excessive combustion temperatures made occur even when the gas heater is in low heat mode LF This may cause the combustion high temperature limit switch to trip and...

Page 16: ...device is mounted in the flue outlet duct on the gas heater The high temperature limit switch will shut down the gas heater on an over temperature condition In normal operation the CHTL indicates SAFE...

Page 17: ...r If the process blower is not on the process blower maximum off delay circuit may elapse and the flame controller will stop the sequence 2 1 The Gas Heater Start Contact from the NOVATOUCH PLC desicc...

Page 18: ...ights Reserved Main Gas Train High Gas Pressure Switch Dual Main Safety Shutoff Valve 2 separate valves in one body Main Gas Regulator Low Gas Pressure Switch Manual Shutoff Valve With Test Port Gas S...

Page 19: ...5605 bulletin located elsewhere in this manual 5 0 If the combustion high temperature limit with Display CHTL opens it must be manually reset to initiate another complete cycle starting with the air p...

Page 20: ...l indicate the gas heater alarm 10 0 When the flame is on and conditions are normal the Flame On Interface Contact 2CR to the NOVATOUCH PLC on the desiccant dryer will be closed The NOVATOUCH PLC Disp...

Page 21: ...structions to cover every situation Set the main gas trim valve full open Turn the pilot gas metering valve to full open Adjust the main and pilot regulators to half open Adjust the combustion blower...

Page 22: ...USTION AIR STATIC PRESSURE 5 1 Connect a manometer to tap A Reference SK 946A 5 2 Adjust the damper on the combustion blower discharge to achieve the static pressure 0 5 WC as shown in the Engineering...

Page 23: ...CK LIST 8 1 After the gas heater has been properly installed and adjusted complete a Gas Heater Check List for each heater A blank copy of a typical Check List can be found in this manual Keep the rec...

Page 24: ...nce NFPA 86 Ovens and Furnaces 5 2 5 2 EVERY MONTH A Inspect the combustion air filter Clean or replace as required B Check for gas leaks using an approved leak detector EVERY 3 MONTHS A Units equippe...

Page 25: ...tructions 2016 NOVATEC Inc All Rights Reserved Photograph Typical Burner Flame Clean Burning and durable Nozzle Mixing Burner Thumb screw with gasket washer assembly Combustion air inlet filter Combus...

Page 26: ...message LF will appear on the display 3 5 Press the UP or Down key until the number 15 15 degree of shaft rotation appears on the display 3 6 Press the RESET key to complete the sequence 4 0 Set the a...

Page 27: ...section of this manual for further details A helpful parameter when setting up the actuator is to change the operational mode from automatic based on the 4 20 ma input to manual actuator shaft positi...

Page 28: ...RI MODULAR STYLE SPRING COLOR RANGE IN OF WATER RANGE mbar Brown 1 3 6 2 5 9 White 2 5 5 13 Orange 2 8 8 7 20 Blue 4 12 10 30 Red 10 22 25 55 Yellow 12 28 30 70 Black 24 40 60 110 Pink 40 60 100 150 P...

Page 29: ...y 12085 1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transfor...

Page 30: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 3 4 NPT Modular Gas Valve 98 0590 1 Regulator Pilot Gas 3 8 NPT...

Page 31: ...Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 250VA...

Page 32: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 3 4 NPT Modular Gas Valve 98 0590 1 Regulator Pilot Gas 3 8 NPT...

Page 33: ...1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 250...

Page 34: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 1 NPT Modular Gas Valve 98 0591 1 Regulator Pilot Gas 3 8 NPT S...

Page 35: ...1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 250...

Page 36: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 1 NPT Modular Gas Valve 98 0591 1 Regulator Pilot Gas 3 8 NPT Sq...

Page 37: ...1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 250...

Page 38: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 1 NPT Modular Gas Valve 98 0591 1 Regulator Pilot Gas 3 8 NPT Sq...

Page 39: ...5 1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 25...

Page 40: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 1 NPT Modular Gas Valve 98 0591 1 Regulator Pilot Gas 3 8 NPT Sq...

Page 41: ...5 1 Actuator Gas Valve 4 20 ma w Position LED s 09720 2 Relay DPDT 00864 1 Ignition Transformer 07268 1 Burner Controller Assembly FCR 96 0283 1 Base Burner Controller 97 0825 1 Control Transformer 25...

Page 42: ...WC 98 0586 1 High Main Gas Pressure Switch Modular 12 60 WC 98 0587 1 Position Indicator Modular Gas Valve 98 0589 2 Flange with O Ring 1 NPT Modular Gas Valve 98 0591 1 Regulator Pilot Gas 3 8 NPT Sq...

Page 43: ...________________ Proof of Closure Sw POC adjusted if appl ______________________________ Extended purge timer setting if applicable ______________________________ Main gas trim valve position ________...

Page 44: ...tart and the FC should go into LO With flame on WFO check for gas leaks WFO visually observe blue flame at low fire LF WFO visually observe blue flame at high fire HF WFO press test reset button on fl...

Page 45: ...All Rights Reserved Section 3 Check List Actuator Parameter Settings Parameter Selection Code Setting Factory Setting Your Setting Low Fire Stop LF 15 Down 15 High Fire Stop HF 15 UP 90 Control Signal...

Page 46: ...yond 90 days will invalidate the warranty A renewed warranty can be purchased directly from Novatec Please note that we always strive to satisfy our customers in whatever manner is deemed most expedie...

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