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

Gas Fired Heater Instructions

©2016 NOVATEC, Inc. All Rights 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 Supply Connection

Pilot Gas Train

Metering Orifice &

Shutoff valve

Pilot Gas Safety

Shutoff Valves

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Содержание GFH-1500

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

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

Страница 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...

Страница 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...

Страница 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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