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3. 8 ez eged uo y eSeddul aun jddng sey eoe dey 10 UBIH Jo egneo Aigjes SUONOBUUOD JO SSIIM YOUMS OU 19s91 pue 18 29H 0 OJUI BUH 9 n99j9Q 10 49940 V Uadg sjoe1u09 JI einpoy eu ON sino90 BH SONUIN 5 uedo ui 8 9 01302 sey PESOI 01 01 Ajddns 45814 pd d y 0 pei ddng UOMMS S ae sed pue pazis uoniug S AN Jeuung sey SEA j SHOA pc UT pue Jo 4oe1 Jedoid yuel Soul S ui 1no papunoly fpeuonisod fjessoooN 100M 2815 se 10 pus im 19 29 H S oe JO YUM pue ii 10SU9S 4 UE u m g x499u2 22 22 User Manual GB65 HC MSA UmGB 1589 08 09 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters Europe AB 2008 Munters GB65 J91869U Jo 1onno ogJeuosip JO ui
4. ORZQRRE rO7 ZON eur GROUND ELECTRICAL LADDER DIAGRAM IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE HEATER MUST BE REPLACED IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE RATING OF AT LEAST 302 F 150 C HC MSA UmGB 1589 08 09 User Manual GB65 24 24 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication HC MSA UmGB 1589 08 09 Munters Europe AB 2008 GB65 Air Proving Switch Safety device used to insure that the proper air flow is being achieved before the gas valve is opened Burner Cast iron component used to channel gas and provide an area at which the fuel may ignite Burner Orifice Brass metering device used to feed gas to burner at a specific rate Fan Housing Chamber used for compressing air for efficient air movement Fan Wheel Component used in conjunction with the motor and fan housing to pull the hot air from heater and blow it into room for heating also known as a squirrel cage Gas Control Valve Houses electrical solenoids which are energized by voltage and therefore open allowing gas to pass through to burner for ignition The gas control valve will close shutting off the flow of fuel gas in the event burner flame goes out Gas Hose Flexible connector used to convey gas from supply line in building to heater Hot Surface Ignition Cont
5. Phone 84 8 825 6838Export amp Other countries Munters Europe AB Phone 46 8 626 63 00
6. Plug it back in Turn Thermostat to Off No Heat and Then Back to Above Room Temperature 18 18 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters GB65 JoWJOJSUEIL ooe day J9uJoJsueJ palddns SHOA vc 9JV 1e1souu9Su eoe day 10 U9S91d 9JIM JO uonoeuuo 6e9199 3 100d uoniug SON paliddns SHOA pc uous s 34811 37 se J9uu0JsueJ 0 ddngS pue suonosuuo E91199 3 499Uu Kununuo 20 p109 J9MOd 499U9 uleis S 1289119813 Suipiing SJ9xe9Jg PNI yosug Ajddns jeou1929 3 WOJ4 9863J0A 19dOJd opiA0Jd Suewanboy A ddng 2911199 ul Jajeou 8 210 20 H2ou9 1e1souuau 19S JeuuoJsueJ O parddns e8e3oA Jodoiq S Je9 p109 J9MOd 40J H ununuo 10 pue e Suung yosyg Zanoajeq 195 p109 0 yaleay si uo 10N perddns e8eyoA 1487 q31 Jadojd UIS qoJd SI JEULUION q31 19 19 User Manual GB65 HC MSA
7. and at least annually Always turn off the gas supply to the heater if the heater is not going to be used in the heating of livestock This heater is wired for a three wire electrical system There is a hot lead neutral lead and a ground lead The heater may or may not incorporate a plug in the power cord on the heater and the plug may or may not incorporate a pin for the ground wire In any case the heater must be properly connected into a grounded electrical supply using the ground lead in the power cord Failure to use a properly grounded electrical supply can result in electrical shock personal injury or death Electronic ignition heaters will make up to three trials for ignition If ignition is not achieved after the third trial the control system will lock out the gas control valve If gas is smelled after system lock out has occurred immediately close all fuel supply valves Do not relight until you are sure that all as that may have accumulated has cleared away In any event do not relight the heater for at least 5 minutes In a hanging type installation rigid pipe or copper tubing coupled directly to the heater may cause gas leaks during movement and therefore must not be used Use only gas hose assemblies that are rated and approved for LP gas and natural gas in a hanging type installation Installations not using the gas hose supplied with this appliance must connect dimensionally using American National Standard W
8. handling or where gasoline or other liquids having flammable vapors are stored or used Refer to the ventilation requirements for agricultural building heaters in this manual HC MSA UmGB 1589 08 09 User Manual GB65 1 1 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters GB65 Table of Contents SECTION PAGE awed Heat ae ewes xn 3 Heater Specifications sente occ im RU RR OR eae an UR ROR RR aoe 4 Safety Pr cautions ss star eee FD ERE ee RO 5 Installation Instructions General WX EUR Ge wR Rem d 7 Air Diverter Installation Instructions iui rre rx RR D pate en dass nee ne mate 9 Hanging 9 Sediment Trap Assembly arais me ee ER NUR tentes EROR RR 10 Thermostat Installation YET seen eee en weed 10 Manual Shut Off Valve Hose and Regulator Assembly 10 Start Up INStruCtiONS nss 11 Shut Down INSTRUCTIONS E AUR UR nr Ne ae 11 Cleaning Instructions sacked a mer xr RR a De
9. of life HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Munters A IMPORTANT INSTRUCTIONS e Supply Cords must be placed or protected so it is not accessible to animals Damaged appliances shall not be used Heat radiating appliances shall not be mounted less than 500mm from animals or inflammable material Repairs shall be carried out only be a qualified Munters Technician Upon installation a plug for the disconnection of from main supply must be provided e supply cord is damaged it must be replaced by a qualified Munters Technician to avoid a hazard FOR YOUR SAFETY e Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance Open windows Don t touch electrical switches Extinguish any open flame Immediately call your gas supplier User Manual GB65 4 4 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters WARNING Asphyxiation Hazard Do not use this heater for heating human living quarters Do not use in unventilated areas The flow of combustion and ventilation air must not be obstructed Proper ventilation air must be provided to support the combustion air requirements of the heater being used Refer to the specification section of the heater s Owner s Manual heater dataplate or contact the MUNTERS t
10. proper maintenance are essential to avoid serious injury or property damage 1 Before cleaning shut off all gas supply valves and disconnect the electrical supply WARNING This heater may be washed only on the external case 2 The heater should have dirt or dust removed assembly provided periodically The heater is disconnected from the electrical a After each flock or between building re supply population give the heater a general cleaning using compressed air or a soft brush on its interior and exterior At this time dust off the motor case to prevent the motor from over heating and shutting the heater down All access panels are securely closed Water spray nozzle shall not discharge within 1 83 m of the heater The water pressure does not exceed 3 1 bar for 10 b At least once a year give the heater a thorough seconds oneach side br heater cleaning At this time remove the fan and motor assembly and brush or blow off the fan wheel giving attention to the individual fan blades Make sure the burner air inlet venturi ports and the throat of the casting are free of dust accumulation and the area between the heat chamber top and inside case is also free of dust Additionally the flame sensor should be removed and cleaned according to the service instructions within this Owner s Manual 1 The heater is not reconnected to electrical supply for a minimum of 1 hour or until the heater is thoroughly dr
11. the fuel supply valve to the heater and disconnect the electrical supply before servicing 7 After servicing start the heater to ensure proper unless necessary for your service procedure operation Check for gas leaks with approved leak detectors 2 Open side panels for access to heater components 8 Clean the heater s orifice with compressed air or a soft dry rag Do not use files drills broaches etc to clean the orifice Doing so may enlarge the hole causing combustion or ignition problems Replace the orifice if it cannot be cleaned properly 3 Disconnect the appropriate electrical leads for the component being replaced MOTOR AND FAN WHEEL ASSEMBLY 1 Remove the screws securing the motor mounting Fan wheel to motor mount plate spacing must plate to the fan housing be adjusted to proper clearance before tightening the fan wheel to the motor shaft 2 Pullthe fan and motor assembly from the housing Make sure that set screw s of the fan are on 3 Loosen the square head set screw s on the fan the flats of motor shaft when tightening wheel with a wrench Clearance 4 Pull the fan wheel from the motor shaft Use a wheel 4 8 mm puller if necessary FIG 7 5 Remove the four 4 nuts securing the motor to the MOTOR MOUNT PLATE mounting plate FAN WHEEL MOTOR CLEARANCE HC MSA UmGB 1589 08 09 User Manual GB65 13 13 Munters Europe AB 2008 Munters reserves the right to make alterations to spe
12. 17 18027 Chiusavecchia Italy Phone 39 0183 52 11 Fax 39 0183 521 333 www munters com Australia Munters Pty Limited Phone 61 2 6025 6422 Brazil Munters Brasil Industria e Comercio Ltda Phone 55 11 5054 0150 Canada Munters Incorporated Phone 1 905 858 5894 China Munters Air Treatment Equipment Beijing Co Ltd Phone 86 10 80 481 121 Denmark Munters Turbovent Phone 45 98623311 Finland Munters Oy Phone 358 9 83 86 030 France Munters France S A Phone 33 1 34 11 57 50 Germany Munters Euroform GmbH Phone 49 241 89 0 00 India Munters India Phone 91 20 30522520 Indonesia Munters Phone 62 21 9105446 7 Italy Munters Italy S p A Chiusavecchia Phone 39 0183 52 11 Munters Italy S p A Mondovi Phone 39 0174 560 600 Japan Munters K K Phone 81 3 5970 0021 Kingdom of Saudi Arabia and Middle East Hawa Munters Phone 966 1 477 15 14 Korea Munters Korea Co Ltd Phone 82 2 761 8701 Mexico Munters Mexico Phone 52 722 270 40 30 Russia Munters Europe AB Phone 7 812 4485740 Singapore Munters Pte Ltd 65 744 6828 South Africa and Sub Sahara Countries Munters Pty Ltd Phone 27 11 971 9700 Spain Munters Spain S A Phone 34 91 640 09 02 Sweden Munters Europe AB Phone 46 8 626 63 00 Thailand Munters Thailand Co Ltd Phone 66 2 645 2708 12 United Kingdom Munters Ltd Phone 44 845 644 3980 USA Munters Corporation Fort Myers Phone 1 239 936 1555 Munters Corporation Mason Phone 1 888 335 0100 Vietnam Munters Vietnam
13. EWE TENE EEE a gar ad 12 Maintenance INStructiOns n imc ex a rus d a a RR els eee eee ee CR UR eee 12 Service Instructions General 352a ete DAR RUND CRISE eL RR OR e RR AEE A 13 Motor and Fan Wheel Assembly RES Re PRETESEY GR ERE 13 Air Proving Switch with Paddle eese Rr Rem eee ROS XR RR RR E RUE EORR tue 14 BAG tender see e hades anaes Eade naar 14 Flare Sensor cto Rc Se xanh um Se eee ada aon grate ERU d do arae e ROS RT Rc RIS RR 14 Replacing Gas Control Valve 4 sess ose s sae pe ee e vane dene ee oe EK eee NA 15 Testing the Manual Reset High Limit Switch 2 15 Gas Pressure CHECKS ssc screenees Pros RERSERZG sagem eee RR qQeFERZAGUHERESDPEFRRAS ENS 16 Troubleshooting GUITS uem xe RR RR RR eee ead REX ae REDE eRe EE ERU Re e RU dcn 17 Electrical Connection and Ladder Diagram eee 24 Heater Component FUNCUON s ii same da Data Meas Rea ae Ree OR FR ea une eee dote 25 Parts Identification Parts Schnemate AC OO nat Gee CAR Cet CR AUR 26 Parts eee ux ax E RANA 27 Warranty Policy don Iac e a le RU EROR RURSUS CR I UR RR e n 28 Replacement Parts and SerVICe ss ivi ure eR sees s 28 General Information This Owner s Manua
14. NECTOR IGNITER BRACKET SCREW WIRE HARNESS FEMALE CONNECTOR HC MSA UmGB 1589 08 09 User Manual GB65 14 14 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 1 2 Remove the hose and sediment trap from the heater Refer to Figs 11 and 12 for dissassembly FIG 11 REMOVE up Munters REPLACING GAS CONTROL VALVE FIG 12 gt REMOVE SCREWS Se REMOVE FROM VALVE REMOVE FROM VALVE REMOVE SCREWS TESTING THE MANUAL RESET HIGH LIMIT SWITCH WARNING Fire Hazard Do not operate the appliance with the high limit switch bypassed Operating the heater bypassed high limit switch may lead to overheating possibly resulting in a fire with subsequent damage to the heater building damage or loss of livestock This heater has two high limit switches One is located near the burner The other is located on the fan housing at the opposite end of the heater The high limit switches should be tested a minimum of once a year when the heater is given a thorough cleaning The high limit switches have different temperature ratings To eliminate confusion remove and test only one high limit switch at a time 1 HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Holding the switch by one of its mounting legs or electrical terminals apply a small flame only to the
15. UmGB 1589 08 09 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters Europe AB 2008 Munters em GB65 YOUMS uo 49949 2 peuous U91IMS ly SI U91IMS 551 71481 JON ION sooq Uey Ajojerpeuuuu suigeg Se ul uononasqo 10 pue ue S 8UISNOH eui euo uo Suipuig YOUMS SI S JNUIN GT 404 Ajeanneday UONIUS paru JdWany 18129H HO spuooeg JO JaieoH eui 219498 19447 YSe 4 281 eui 3uesaJd ejnpojw 011U09 uoniug eui UO pue INO 4907 18328H OY PAIUL 991 pe eruoy JOU SI UONIUS J UONIUS 10 puru sy Sunduieny 210 99 poued GT SI sje uonius seu 45819 8007 01 SI 18129H 9JIM JOH pue ueiou199 3 lt lt yseld pides sulysel4 UleiqoJd 20 20 User Manual GB65 Munters reserves the right to make alterations to specifications quantities
16. User Manual GB65 Air Heater HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Munters GB65 Munters Disclaimer Munters reserves the right to make alterations to specifications quantities dimensions etc for production or other reasons subsequent to publication The information contained herein has been prepared by qualified experts within Munters While we believe the information is accurate and complete we make no warranty or representation for any particiular The information is offered in good faith and with the understanding that any use of the units or accessories in reach of the directions and warnings in this document is at the sole discretion and risk of the user Agricultural Confinement Building Heaters Agricultural confinement building heaters are intended only for installation in farm buildings used for confignment of poultry and livestock and which are not used as human workplaces for periods in excess of 4 hours per day This type of heater is not intended for use in other types of buildings including those used for human dwelling grain storage or grain handling or where gasoline or other liquids having flammable vapors are stored or used Refer to the ventilation requirements for agricultural confinement buildings in this manual Agricultural Building Heaters Agricultural building heaters are intened only for installation in farm buildings excluding those used for human dwelling grain storage or grain
17. ate the heater until it is completely dry In any event do not operate this heater for at least one hour after external washdown For safety this heater is equipped with manual reset high limit switches and an air flow switch Never operate this heater with any safety device that has been bypassed Do not operate this heater unless all of these features are fully functioning Do not operate the heater with its door open or panel removed Do not locate fuel gas containers or fuel supply hoses within 6 10 meters of the heater s blower outlet Do not block air intakes or discharge outlets of the appliance Doing so may cause improper combustion or damage to heater components leading to property damage or animal loss User Manual GB65 10 11 12 13 14 15 16 Munters Safety Precautions The hose assembly shall be visually inspected on an annual basis If it is evident there is excessive abrasion or wear or if the hose is cut it must be replaced prior to the heater being put into operation The hose assembly shall be protected from animals building materials and contact with hot surfaces during use The hose assembly shall be that specified by the manufacturer See parts list Check for gas leaks and proper function upon heater installation before building repopulation or when relocating This heater should be inspected for proper operation by a qualified service person before building repopulation
18. cifications quantities etc for production or other reasons subsequent to publication GB65 Munters AIR PROVING SWITCH WITH PADDLE 1 Remove the screws holding the switch assembly to FIG 8 blower housing side panel PADDLE 2 Remove switch assembly by turning it 90 so the paddle on the switch arm can be pulled through the oblong hole on side of fan housing SWITCH W PADDLE LEADS OBLONG HOLE IGNITER 1 See Fig 9 for disassembly Do not overtighten the igniter Overtightening can cause cracks in igniter base leading to failure 2 Position the replacement igniter so its lip and mounting slot fit to slot and screw hole of igniter Do not handle the igniter by its element Handle the bracket igniter by its ceramic base or leads 3 Reassemble remaining parts 4 Tighten the mounting screw snugly FLAME SENSOR Complete this procedure at least once during the heating season 1 Remove the sensor from its mounting bracket See 2 Check the flame sensor s insulator base for cracks If Fig 9 Clean the sensor rod with steel wool or emery cracks are found replace the sensor cloth Rub briskly to remove build up of dust dirt and aluminum oxide 3 Position the flame sensor as shown in Fig 10 FIG 9 FIG 10 BURNER CASTING 12 7 to 19 cm BURNER 2 FLAME 7 FLAME SENSOR IGNITER IGNITER SHIELD FLAME SENSOR LI LOCK WASHER SCREW BURNER CASTING MALE CON
19. controlling gas pressure to the heater requires adjustment If the inlet pressures are correct and the burner manifold pressure does not agree with that specifed on the dataplate then the gas control valve s internal pressure regulator requires adjustment See Fig 15 for regulator location FIG 15 INTERNAL PRESSURE REGULATOR LOW PRESSURE GAUGE amp e ea INLET PRESSURE TAP D Completion Once the proper inlet and burner manifold pressures have been confirmed and or properly set close the fuel supply valve to the heater and allow the heater to burn off any gas remaining in the gas supply line Disconnect the heater from its electrical supply Remove the gauges and connecting hoses Install pressure tap plugs and tighten securely Check for gas leaks 16 16 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication OUTLET PRESSURE TAP GB65 READ THIS ENTIRE SECTION BEFORE BEGINNING TO TROUBLESHOOT PROBLEMS WARNING Electrical Shock and Burn Hazard Troubleshooting this system may require operating the unit with line voltage present and gas on Use extreme caution when working on the heater Failure to follow this warning may result in property damage personal injury or death The troubleshooting flow charts on the following pages provide systematic procedures for isolating e
20. e components together according to the figure This view is to show general assembly of the components only i REGULATOR 3 Tighten all connections securely 4 Check all connections for gas leaks using approved gas leak detectors REGULATOR VENT ADAPTER 8 ra HOSE lt e ADAPTER TO GAS CONTROL SEDIMENT TRAP VALVE INLET i HC MSA UmGB 1589 08 09 User Manual GB65 10 10 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Start Up Instructions Follow steps 1 6 on initial start up after heater installation by a qualified gas heater service person For normal start up simply set the thermostat above room temperature The heater will start 1 Open all manual fuel supply valves and check for gas leaks using approved leak detectors The gas control valve on the heater has a manual shut off feature incorporated into the valve assembly and will be located within the gas control and electrical enclosure Open the enclosure and make sure the indicator on the valve is turned to the on position Close and latch the enclosure See Fig 6 FIG 6 2 Connect the electrical cord to an approved electrical outlet 3 Set the thermostat if supplied to desired room temperature 4 This heater includes a direct ignition control module for purposes of controlling the timing
21. egandeJd 104 CT sulseg S 08 U09 U91IMS Bulag 2821101 dfi els 1010JA ue usejJ seoq SOUL OMI S GB65 21 21 User Manual GB65 HC MSA UmGB 1589 08 09 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters Europe AB 2008 unters S GB65 5 10 55 se 10 pue 49909 Ajddns JOMOd 1911038 1918 uoneJedo 4 K JESS299N JI 01 ainpo j t Ol Lei os 508109 pue jou jonuog uonius pou S Aynunuo woad SEA Ps j9d0Jd UEI21129 3 1261002 uonisod perddns JUS 18 U8 SiON OVE usnig os e UE9 9 JO ON a8eyoo g J0J p9429u2 PIOJIUEN pue Jeuung 29110 Jeuang eui 6 P9Y9219 4O0je nsu OSU9S SI MoD Ue9 5 8 awe 10SU9S SOA 011U09 y peo jou s eunssoJd 528 J Ajessooau se 5 1epnno 1snfpe peed si v uonius
22. etc for production or other reasons subsequent to publication HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Munters INSOJO YOUMS 1enno uononasqo ue AJESS999N se 5 5 uoniug soe day 10 41 Usnig 1405 10 pesseudwog pec Aejay 10J0N e2e dey BuIA x499u2 YUM 99UM UE 4 y 2 SOA pus ee J030 N perjddns s 8881101 ON I YO UeI91199 3 1961002 parddns si e8e3joA eus 1010 N JO 5 1214 15 8 peue1usi S M919S 19S 9Jns Heys 10 0 A UO 95001 ce Uey uo 5 195 UAUBIL lt SOX ue T a Joy9ede9 Jo 10j0N pelddns JOO 2A198 9 2821101 jueuuugi y SUISNOH 10 429u2 JO poon J JUNO JOJO 01 99UM sulpulg 10 2 JedoJd 101 YOaUD jessaooN se yun SI Jo Jede 3 pue em PA SUUIM x929u2 paced onf Messason se qi Sun990 Jo JledeM SuisnoH 499u CASE 29H 10 UO YOUMS Ainunuo eo jeniuj Suung Jo 20 49949 amp u9dO 01195
23. future use and reference e Owner s Manuals and replacement labels are available at no charge WARNING e Proper gas supply pressure must be provided to the inlet of the heater e Refer to the heater s dataplate for proper gas supply pressure e Gas pressure in excess of the maximum inlet pressure specified at the heater inlet can cause fires or explosions e Fires or explosions can lead to serious injury death building damage or loss of livestock e Gas pressure below the minimum inlet pressure specified at the heater inlet may cause improper e Improper combustion can lead to carbon monoxide pon and therefore serious injury or death to humans and livestock A WARNING Fire and Explosion Hazard e Notfor home or recreational vehicle use e Installation of this heater in a home or recreational vehicle may result in a fire or explosion e explosions can cause property damage loss of life e Keep solid combustibles a safe distance away from the heater e Solid combustibles include wood or paper products feathers straw and dust e Do not use the heater in spaces which contain or may contain volatile or airborne combustibles e Volatile or airborne combustibles include gasoline solvents paint thinner dust particles or unknown chemicals e Failure to follow these instructions may result in a fire or explosion e Fireor explosions can lead to property damage personal injury or loss
24. g Harness Door Burner End Door Motor End Case Assembly Galvanized Latch Kit for Control Box Not Illustrated User Manual GB65 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters PARTS LIST Part Number 571262 82689 80973 82690 81803 82117 82691 82116 81243 82093 82152 82337 82694 82695 82340 82342 81734 82668 82669 81874 81810 81107 571734 82671 82692 82714 82715 82716 80762 27 27 GB65 Munters Warranty Policy Munters extends this limited warranty to the original buyer and warrants that equipment manufactured by Munters shall be free from original defects in workmanship and materials for one year from date of purchase provided the equipment has been properly stored installed serviced maintained and operated This warranty shall not apply to equipment which have been altered or repaired without the express authorisation of Munters or altered or repaired in any way which in the judgement of Munters affected its performance or reliability nor which have been improperly installed or subjected to misuse negligence or accident Any part found to be defective will be replaced free of charge The following procedures are to be followed under warranty situation All claims under warranty should be made to Munters within 8 days after discovery of the defect Munters shall have the option either t
25. g pattern of the L E D light emitting diode diagnostic light If the light is flashing the flash pattern will be followed by a pause and then a repeat of the flash pattern until the problem is corrected Refer to the tables below to identify what page to refer to when troubleshooting any problems Problems Page L E D Diagnostic light not on during a call for heat 19 L E D diagnostic light flashing A Rapid Flash nn uten etc bum es 20 B Long Flash 2 seconds on 2 seconds off 20 C One TIME issu Sack 20 D TWO TIMES tre sara esse 21 E Three TIMES LES 22 Four MMES succus Sew nm RC Pues 23 Five Times ew RE 23 SIXTIMES suis suu de ERES wea areas 23 Components should be replaced only after each step has been completed and replacement is suggested in the flow chart 17 17 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 DIRECT IGNITION OPERATION SEQUENCE Heating Mode HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Line Voltage is Sent to Transformer 24 V A C is sent from Transformer to the Thermostat A call for Heat Occurs 24 V A C is sent from Thermostat to Ignition Control Module Red Light on Ignition Module Comes On Ignition Control Module Performs an Inte
26. ghtening Tighten the gas connection as necessary to stop the leak f necessary replace the parts or components involved if the leak cannot be stopped Ensure all gas leaks have been identified and repaired before proceeding installed This pertains to air diverters hose 11 A qualified service agency must check for proper regulator etc operating gas pressure upon installation of the heater Make certain that a sediment trap is installed at the gas valve inlet to prevent foreign materials pipe 12 Light according to instructions on the heater or within compound pipe chips and scale from entering the owner s manual gas valve Debris blown into the gas valve may cause HC MSA UmGB 1589 08 09 User Manual GB65 7 7 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 13 14 15 16 17 HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Make sure the heater has the proper gas regulator for the application A regulator must be connected to the gas supply so that gas pressure at the inlet to the gas valve is regulated within the range specified on the dataplate at all times Contact your gas supplier or MUNTERS Heating if you have any questions It is extremely important to use the proper size and type of gas supply line to assure proper functioning of the heater Contact your fuel gas supplier for proper li
27. ications SPECIFICATIONS Be Fuel Type Butane Propane Gas Maximum Input kW 65 9 Ventilation Air Required to Support Combustion m3 hr 1590 Inlet Gas Supply MAX 33 6 Pressure Acceptable atthe Inlet of the Heater for Purpose MIN 27 4 of Input Adjustment mbar Burner Manifold Pressure mbar 20 0 Fuel Consumption Per 4 73 Hour kg Ball Bearing Motor Characteristics 408 WATTS 1290 RPM Electrical Supply 230 50 1 Volts Hz Phase 50 STARTING 6 0 Amp Draw Starting Amps CONTINUOUS 47 Includes Igniter OPERATION Dimensions 93 61x51 LxWxH cm TOP 0 3 m SIDES 3 m Minimum Safe oom Distances From BACK 0 3 m Nearest BLOWER 30m Combustible OUTLET Materials GAS SUPPLY 1 83 m HC MSA UmGB 1589 08 09 User Manual GB65 3 3 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Safety Precautions GENERAL HAZARD WARNING e Failure to comply with the precautions and instructions provided with this heater can result in Death Serious bodily injury or burns Property damage or loss from fire or explosion Asphyxiation due to lack of adequate air supply or carbon monoxide poisoning Electrical shock e Read this Owner s Manual before installing or using this heater e Only properly trained service people should repair or install this heater e Save this Owner s Manual for
28. ications quantities etc for production or other reasons subsequent to publication GB65 Munters SEDIMENT TRAP ASSEMBLY Assemble the tee nipples and cap together and tighten FIG 4 securely The sediment trap assembly must always be NIPPLE mounted in a vertical position Make sure pipe thread compound that is resistant to both L P and natural gas is used in making all connections Check all connections for om gas leaks using approved gas leak detectors TO GAS CONTROL VALVE INLET NIPPLE C CAP M THERMOSTAT INSTALLATION a The installation and wiring of a thermostat must WARNING be done by an electrician or someone properly Electrical Shock Hazard Lei qualified Disconnect the electrical supply before connecting the thermostat to the heater b The thermostat may use 18 gauge 3 wire with ground cord to handle the voltage being supplied Failure to follow this warning can result in electrical to the thermostat shock leading to personal injury or death c The heater must be tested for proper operation after the thermostat has been connected 1 To Connect the Direct Wired Thermostat Kit to the Control Box on the Heater MANUAL SHUT OFF VALVE HOSE ooo AND REGULATOR ASSEMBLY 1 Always use approved pipe thread compound suitable FIG 5 for use with L P or natural gas on the threaded B Siren connections NIPPLE 2 Assemble th
29. ifferent levels Since propane gas is heavier than air there may be more odor at lower levels Always be sensitive to the slightest gas odor If you continue to detect any gas odor no matter how small treat it as a serious leak Immediately go into action as discussed previously ATTENTION CRITICAL POINTS TO REMEMBER Even if you are not properly trained in the service and repair of the heater ALWAYS be consciously aware of the odor of propane gas A periodic sniff test around the heater or at the heater s joints i e hose connections etc is a good safety practice under any conditions If you smell even a small amount of gas CONTACT YOUR FUEL GAS SUPPLIER IMMEDIATELY DO NOT WAIT User Manual GB65 5 5 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Do not attempt to install repair or service this heater or the gas supply line unless you have continuing expert training and knowledge of gas heaters Qualifications for service and installation of this equipment are as follows a To be a qualified gas heater service person you must have sufficient training and experience to handle all aspects of gas fired heater installation service and repair This includes the task of installation troubleshooting replacement of defective parts and testing of the heater Y
30. ing upon fuel type Consult the dataplate on the heater or page 4 in this manual for specific pressures to be used in conjunction with this procedure Gas pressure measured at the inlet to the gas valve is Inlet Pressure and gas pressure measured at the outlet of the gas valve is Burner Manifold Pressure A Preparation 1 Obtain two pressure gauges capable of reading up to 65 mbar 2 Disconnect the heater from the electrical supply and close the fuel supply valve to the heater inlet 3 Open the burner access panel 4 Brush or blow off any dust and dirt on or in the vicinity of the gas control valve B Gauge Installation 1 Locate the inlet and outlet pressure taps see Fig 14 Remove the pressure tap plug using a 3 16 in allen key FIG 14 INLET PRESSURE TAP OUTLET PRESSURE TAP 2 Securely connect a pressure gauge to each pressure tap HC MSA UmGB 1589 08 09 User Manual GB65 LOW PRESSURE GAUGE Open the fuel supply valves to the heater and reconnect the heater electrical supply Start the heater C Reading Pressures With the heater operating the pressure gauges should read the pressures specified on the dataplate Do the readings at the inlet and outlet pressure gauges agree with that specified on the dataplate If so then no further checking or adjustment is required Proceed to section D If the inlet pressures do not agree with that specified on the dataplate then the regulator
31. l includes all options and accessories commonly used on this heater However depending on the configuration purchased some options and accessories may not be included When calling for technical service assistance or for other specific information always have model number and serial number available This information is contained on the dataplate The dataplate is located on the exterior of the case assembly on the blower outlet side of the heater This manual will instruct you in the operation and care of your unit Have your qualified installer review this manual with you so that you fully understand the heater and how it functions The gas supply line installation installation of the heater and repair and servicing of the heater requires continuing expert training and knowledge of gas heaters and should not be attempted by anyone who is not so qualified See page 6 for definition of the necessary qualifications Contact your local MUNTERS distributor or MUNTERS for assistance or if you have any questions about the use of the equipment or its application MUNTERS has a policy of continuous product improvement It reserves the right to change specifications and design without notice HC MSA UmCGB 1589 08 09 User Manual GB65 2 2 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters Heater Specif
32. ne sizing and installation This heater can be configured for use with either L P vapor withdrawal or natural gas Consult the dataplate located on the blower outlet side of the case assembly for the gas configuration of the specific heater Do not use the heater in an L P gas liquid withdrawal system or application If you are in doubt contact MUNTERS Eventually like all electrical mechanical devices the thermostat can fail Thermostat failure may result in either an underheating or overheating condition which may damage critical products and or cause animal injury or death Critical products and or animals should be protected by a separate back up control system that limits high and low temperatures and also activates appropriate alarms Take time to understand how to operate and main tain the heater by using this Owner s Manual Make sure you know how to shut off the gas supply to the User Manual GB65 18 19 Munters building and also to the individual heater Contact your fuel gas supplier if you have any questions Any defects found in performing any of the service or maintenance procedures must be eliminated and defective parts replaced immediately The heater must be retested by properly qualified service personnel before placing the heater back into use Do not exceed input rating stamped on the dataplate of the heater Do not exceed the burner manifold pressure stated on the dataplate Do not use an o
33. nob will not operate by hand the control should be replaced by a qualified service technician Force or attempted repair may result in fire or explosion Read all safety precautions and follow MUNTERS recommendations when installing this heater If during the installation or relocating of heater you suspect that a part is damaged or defective call a qualified service agency for repair or replacement Make sure the heater is properly positioned before use and is hung level Observe and obey all minimum safe distances of the heater to the nearest combustible materials Minimum safe distances are given on the heater nameplate and on page 4 of this manual This heater is approved for indoor use only The heater must have the proper gas regulator installed for the application A regulator must be connected to the gas supply so that gas pressure at the inlet to the gas valve is regulated within the range specified on the dataplate at all times Contact your gas supplier or MUNTERS if you have any questions The heater s gas regulator with pressure relief valve should be installed outside of building Any regulators inside the buildings must be properly vented to the outside Local state and national codes always apply to regulator installation Natural gas regulators with vent limiting device may be mounted indoors without venting to outdoors All gas pressure regulators must be installed in strict accordance with the manufacturer
34. o determine combustion air ventilation requirements of the heater Lack of proper ventilation air will lead to improper combustion Improper combustion can lead to carbon monoxide poisoning in humans leading to serious injury or death Symptoms of carbon monoxide poisoning can include headaches dizziness and difficulty in breathing Symptoms of improper combustion affecting livestock can be disease lower feed conversion or death FUEL GAS ODOR LP gashas a man made odorant added specifically for detection of fuel gas leaks If a gas leak occurs you should be able to smell the fuel gas THAT S YOUR SIGNAL TO GO INTO IMMEDIATE ACTION HC MSA UmGB 1589 08 09 Munters Europe AB 2008 Do not take any action that could ignite the fuel gas Do not operate any electrical switches Do not pull any power supply or extension cords Do not light matches or any other source of flame Do not use your telephone Get everyone out of the building and away from the area immediately Close all propane gas tank or cylinder fuel supply valves Propane gas is heavier than air and may settle in low areas When you have reason to suspect a propane leak keep out of all low areas ODOR FADING NO ODOR DETECTED Some people cannot smell well Some people cannot smell the odor of the man made chemical added to propane LP gas You must determine if you can smell the odorant in this fuel gas Learn to recognize the odor of propane ga
35. o inspect the part while in customer s possession or to request the customer to return the equipment to Munters at the customer s expense for inspection Munters shall replace or at its option repair any part it determines to be defective Munters is not responsible for the cost of removal of the defective equipment Transportation costs from the plant of Munters to the site of the customer as well as installation costs will be for the customer s account A NOTE Equipment from Munters is designed and manufactured to provide reliable performance However even reliable equipment can suffer from unexpected failure and this possibility should be recognized by the user When these products are used in a life supporting system such as livestock farming the user should provide adequate back up systems HC MSA UmGB 1589 08 09 User Manual GB65 28 28 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters HC MSA UmGB 1589 08 09 User Manual GB65 29 29 Munters Europe AB 2008 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters Munters Europe AB HumiCool Division Isafjordsgatan 1 P O Box 1150 SE 164 26 KISTA Sweden Phone 46 0 8 626 63 00 Fax 46 0 8 754 56 66 Munters Italy S p A Strada Piani 2
36. o trials for ignition will occur within 90 seconds if ignition is not achieved A 15 minute wait period will then begin After the 15 minute time span has elapsed the control will make three more trials for ignition If igntion is not achieved after after the final trial the control system will lock out and the three flash light pattern will be indicated by the LED Shut Down Instructions If the heater is to be shut down for cleaning maintenance or repair follow steps 1 5 Otherwise simply turn thermostat to off or no heat for standard shut down 1 Close all manual fuel supply valves 2 With the heater lit allow heater to burn off excess fuel in gas supply hose HC MSA UmGB 1589 08 09 Munters Europe AB 2008 User Manual GB65 3 Turn the indicator on the gas control to off 4 Turn thermostat to off or no heat position 5 Disconnect the heater from the electrical supply 11 11 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters GB65 Cleaning Instructions WARNING Fire Burn and Explosion Hazard This heater contains electrical and mechanical components in the gas management safety and airflow systems Such components may become inoperative or fail due to dust dirt wear aging or the corrosive atmosphere of an animal confinement building Periodic cleaning and inspection as well as
37. of the ignition process of the heater as well as monitoring of the safety functions The module is contained within the metal control box On the module is a red light Munters emitting diode LED This LED indicates the status of the heater The LED is visible external of the control enclosure through the plastic eye A constant light from the LED is an indicator that the heater is functioning correctly Any flash pattern by the LED is indicative that there is a problem in the operation of the heater Refer to the troubleshooting decal on the access panel at the fan motor end of the heater for assistance in troubleshooting Only qualified and properly trained personnel shall service or repair the heater 5 On a call for heat the motor will start up and run for about 6 seconds and then stop This pre purge is a safety feature and a normal operational charactertistic prior to ignition taking place After the motor has stopped the lighter will heat up approximately 30 seconds After igniter warm up time has been achieved the motor will start again and shortly thereafter ignition will occur NOTE It is normal for air to be trapped in the gas hose on new installations The heater may attempt more than one trial for ignition before the air is finally purged from the line and ignition takes place 6 The HSI control will make up to three trials for ignition Each trial for ignition will take approximately 45 seconds The first tw
38. open or close on temperature increase or decrease Transformer Electrical control used to take higher incoming voltage and reduce it to lower outgoing voltage to operate certain control systems 25 25 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication Munters GB65 Parts Schematic 26 26 User Manual GB65 HC MSA UmGB 1589 08 09 ibsequent to publication or other reasons su 1s quantities etc for production right to make alterations to specification the nters reserves Munters Europe AB 2008 GB65 Item Description 1 O1 amp B ES O fey NX NE NS OE O EX D RS M NES HC MSA UmGB 1589 08 09 Munters Europe AB 2008 High Limit Switch at Burner End High Limit Switch at Blower End Fan Wheel Air Proving Switch Motor Motor Mount with Hardware Housing Fan Assembly Sediment Trap kit Valve Gas Contro Bracket Gas Control with Screws Orifice Burner Burner with Mounting Hardware Igniter Shield Igniter with Mounting Hardware Sensor Flame with Mounting Hardware Bracket Igniter with Mounting Hardware Heat Chamber Assembly Galvannealed Base Top Base Bottom Window LED Viewing Transformer Ignition Control Power Cord Control Box Assembly Galvanized Kit Wirin
39. ou must be able to place the heater into a continuing safe and normal operating condition You must completely familiarize yourself with each model heater by reading and complying with the safety instructions labels Owner s Manual etc that is provided with each heater b To be a qualified gas installation person you must have sufficient training and experience to handle all aspects of installing repairing and altering gas lines including selecting and installing the proper equipment and selecting proper pipe and tank size to be used This must be done in accordance with all local state and national codes as well as the manufacturer s requirements All installations and applications of MUNTERS heaters must meet all relevant local state and national codes Included are L P gas natural gas electrical and safety codes Your local fuel gas supplier a local licensed electrician the local fire department or similar government agencies or your insurance agent can help you determine code requirements Do not move handle or service heater while in operation or connected to a power or fuel Supply This heater may be installed in areas subject to washdown This heater may only be washed on the external case assembly see Cleaning Instructions Do not wash the interior of the heater Use only compressed air soft brush or dry cloth to clean the interior of the heater and it s components After external washdown do not oper
40. quipment problems The charts are intended for use by a QUALIFIED GAS HEATER SERVICE PERSON DO NOT SERVICE THESE HEATERS UNLESS YOU HAVE BEEN PROPERLY TRAINED TEST EQUIPMENT REQUIRED The following pieces of test equipment will be required to troubleshoot this system with minimal time and effort Digital Multimeter for measuring AC and DC voltage and resistance Microamp Diagnostic Kit Part No 08507 When used with a standard digital multimeter this kit allows testing of the flame sensor on direct ignition systems Low Pressure Gauge 00764 for checking inlet and outlet pressures of the gas control valve against dataplate rating INITIAL PREPARATION Visually inspect equipment for apparent damage Check all wiring for loose connections and worn insulation HC MSA UmGB 1589 08 09 Munters Europe AB 2008 User Manual GB65 Munters Troubleshooting Guide Refer to the system operation sequence in this section to gain an understanding as to how the equipment operates during a call for heat Understanding the operation sequence of the ignition module and related components is essential as it will relate directly to problem solving provided by the flow charts The ignition control module is self diagnostic The red light on the module will flash a specific pattern depending upon the problem which is diagnosed To effectively use the flow charts you must first identify what the problem is by the flashin
41. rifice size different than specified for the specific input rating of this heater fuel type configuration and altitude 8 8 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters AIR DIVERTER INSTALLATION INSTRUCTIONS Appearance of the outlet on heater may vary from model to model 1 Air diverters can be installed in the heater outlet to provide direction to the heated air as it exits the heater Refer to Fig 1 Air diverters can be installed to direct the air in either two 45 degree paths or in one 45 degree direction 2 The air diverters may require hand forming prior to installation Make 90 degree bends utilizing the perforations provided The diverter halves should then have the shape as shown in Fig 1 3 The air diverter s tabs on each half will pop into the blower outlet between the inside of the case assembly and the blower housing outlet If the notched tabs do not pop into the blower outlet loosen the blower outlet screws Doing this provides a gap into which you can insert the tabs Retighten the screws after installation HANGING INSTRUCTIONS 1 Assemble according to Fig 3 and tighten all eyebolts securely 2 Be sure heater is securely fastened and is hanging level Check crosswise and lengthwise 3 See Fig 2 for typical indoor installation In any animal confinement building consideration mus
42. rnal Safe Start Check Internal Components are Tested Voltage is sent to Flame Sensor from Control Module to Start Flame Proving Process Air Flow Circuit is Checked Ignition Control Module Begins Safety Lockout Timing Ignition Control Module Starts Fan Motor for Prepurge Air Flow Switch is Checked for Proper Operation Module Stops the Fan Motor Ignition Control Module Powers the Igniter Ignition Control Module Restarts the Fan Motor after igniter warm up Air Flow Switch Closes Gas Control Valve Opens Ignition Occurs Igniter stays powered up for 6 seconds after Ignition Flame Proving occurs in 6 seconds Igniter Shuts Off Gas Valve Stays Open Room Warms to Desired Temperature Thermostat is Satisfied Heater Shuts Down Process Starts Again on Call for Heat User Manual GB65 Munters MULTIPLE IGNITION TRIAL SEQUENCE First Trial for Ignition Takes Approximately 45 Seconds Two More Trials for Ignition will Occur Second Trial Follows Immediately if First Trial Fails Module Starts a 15 Minute Wait Period to Allow Ignition Interruption to Pass Third and Final Trial Occurs After 15 Minute Wait Period If Ignition Control Module Does Not Prove Flame After Third Trial the Module Goes into Safety Lockout 3 Flash Pattern Igniter Shuts Down Fan Motor Stops Gas Valve Closes To Manually Reset the Ignition System Unplug the Heater and
43. rol Board Electronic printed circuit board which sends and receives voltages to various controls in an automatic hot surface ignition system An important safety feature of the control board is that will shut down the entire heater thereby stopping the flow of fuel gas if burner flame goes out Heat Chamber Metal fire box within the appliance that provides an area where burner flame mixes with combustion air thereby providing heat User Manual GB65 Munters Heater Component Function High Limit Switch Safety device wired into the control system which is used to break an electrical circuit to the gas control valve in event of overheat situation Igniter Ignition device used on automatic ignition control systems Ignites gas by surface temperature rather than by spark or flame Motor Electric device used to force preheated air through the heater and to circulate heat within a certain area Converts electrical energy into mechanical energy Regulator The heart of any gas supply installation Used to deliver a working pressure to the appliance under varying conditions in tank pressure Sensor Also known as a flame rod or flame probe this device works in conjunction with the ignition module in proving that burner flame has been established Thermostat Electrical device used as an automatic on off switch which will respond to changes in temperature in a certain area Can be wired so contacts in the thermostat
44. rought Steel and Wrought lron Pipe B36 10 1970 Aluminum piping or tubing shall not be used Copper tubing when used for conveying natural gas shall be internally tinned or equivalently treated to resist sulphur 6 6 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters Installation Instructions GENERAL Munters Europe AB 2008 AY WARNING Fire or Explosion Hazard Can cause property damage severe injury or death Disconnect power supply before wiring to prevent electrical shock or equipment damage that valve to malfunction resulting in a serious gas leak that could result in a possible fire or explosion causing loss of products building or even life A properly installed sediment trap will keep foreign materials from entering the gas valve and protect the safe functioning of that important safety component To avoid dangerous accumulation of fuel gas turn off 9 Any heater connected toa piping system MUL Nave gas supply at the appliance service valve before an accessible approved manual shut off valve installed within 1 83 meters of the heater it serves starting installation and perform gas leak test after completion of installation 10 Check all connections for gas leaks using approved Do not force the gas control knob Use only your hand to turn the gas control knob Never use any tools If the k
45. s Local propane gas dealers will be more than happy to give you a scratch and sniff pamphlet Use it to become familiar with the fuel gas odor Smoking can decrease your ability to smell Being around an odor for a period of time can affect your sensitivity to that particular odor Odors present in animal confinement buildings can mask fuel gas odor Propane gas has a distinctive odor Learn to recognize this odor Reference Fuel Gas Odor and Odor Fading sections above If you have not been properly trained in repair and service of propane gas fueled heaters then do not attempt to light heater perform service or repairs or make any adjustments to the heater on a propane gas fuel system Use your neighbor s phone and call your fuel gas supplier and your fire department Do not re enter the building or area Stay out of the building and away from the area until declared safe by the firefighters and your fuel gas supplier FINALLY let the fuel gas service person and the firefighters check for escaped gas Have them air out the building and area before you return Properly trained service people must repair the leak check for further leakages and then relight the appliance for you The odorant in propane gas is colorless and the intensity of its odor can fade under some circumstances If there is an underground leak the movement of gas through the soil can filter the odorant Propane gas odor may differ in intensity at d
46. s safety instructions These instructions accompany each regulator Insure that all accessories that ship within the heater have been removed from inside of heater and gas leak detectors Gas leak testing is performed as follows WARNING Fire and Explosion Hazard Do not use open flame matches torches candles etc in checking for gas leaks Use only approved leak detectors Failure to follow this warning can lead to fires or explosions Fires or explosions can lead to property damage personal injury or loss of life Check all pipe connections hose connections fittings and adapters upstream of the gas controlwith approved gas leak detectors n the event a gas leak is detected check the components involved for cleanliness and proper application of pipe compound before further tightening Furthermore tighten the gas connections as necessary to stop the leak After all connections are checked and any leaks are stopped turn on the main burner Stand clear while the main burner ignites to prevent injury caused from hidden leaks that could cause flashback With the main burner in operation check all connections hose connections fittings and joints as well as the gas control valve inlet and outlet connections with approved gas leak detectors If a leak is detected check the components involved for cleanliness in the thread areas and proper application of pipe compound before further ti
47. sensing portion on the back of the switch Be careful not to melt the plastic housing of the switch when conducting this test Within a minute you should hear a pop coming from the switch indicating the contacts of the switch have opened Check for lack of electrical continuity across the switch terminals to verify contacts have opened 3 Allow the switch cool down for about a minute before firmly pressing the red reset button on the switch 4 Check for electrical continuity across the switch terminals to make sure the contacts have closed 5 Reinstall the switch back into the heater Reconnect the heater to its electrical supply Start the heater and check for proper operation FIG 13 RESET BUTTON SENSING SURFACE TERMINAL MOUNTING FLAME LEG User Manual GB65 15 15 Munters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters Gas Pressure Checks WARNING Do not disassemble the gas control valve Do not attempt to replace any components of the gas control valve The gas control valve must be replaced if any physical damage occurs to the control valve assembly Failure to follow this warning will result in fire or explosions leading to injury or death to humans and property damage The following explains a typical procedure to be followed in checking gas pressures The gas pressures will vary depend
48. t be given to making sure the heater is located away from the livestock so that livestock cannot knock the heater tear it loose from its mounting or damage the heater or its gas supply line in any way Make sure you observe and obey minimum clearance distances to combustible materials as stated in the specification section of this owner s manual and on the heater dataplate FIG 3 EYE BOLT CHAIN NUT FLAT WASHER FLAT WASHER NUT HEATER TOP HC MSA UmGB 1589 08 09 Munters Europe AB 2008 User Manual GB65 FIG 1 Typical installation allowing two directions of air movement NOTCHES IN MOUNTING TABS TABS OUTLET SCREWS FORMED OUTLET GUARD DIVERTER HALVES ALTERNATE AIR DIVERTER ARRANGEMENTS FIG 2 NOTE REGULATORS SHOULD ALWAYS BE MOUNTED OUTDOORS IF CIRCUMSTANCES FORCE INSTALLING THE REGULATOR INDOORS THE REGULATOR S VENT MUST BE VENTED OUTDOORS USING VENT LINE NO SMALLER THAN VENT OPENING VENT OF REGULATOR MUST POINT DOWN AND REGULATOR MUST BE VENTED OUTDOORS MANUAL SHUT OFF VALVE CAN BE INSTALLED BEFORE THE REGULATOR UNDER THE EAVE OF THE BUILDING OR AFTER THE REGULATOR INSIDE THE BUILDING OPTIONAL INDOOR REGULATOR MOUNTING LOCATION BLACK PIPE GAS HOSE THROUGH WALL THERMOSTAT CORD HEATER WALL OUTLET AIR DIVERTER POWER CORD 1 SEDIMENT THERMOSTAT d TRAP 9 9 Munters reserves the right to make alterations to specif
49. ters reserves the right to make alterations to specifications quantities etc for production or other reasons subsequent to publication GB65 Munters Service Instructions GENERAL A WARNING 4 The thermostat and high limt switch can be tested by Burn Hazard jumpering the suspect part out of the electrical Heater surfaces are hot for a period of time after the circuit heater has been shut down Reconnect the electrical supply and open fuel Allow the heater to cool before performing service supply valves maintenance or cleaning If the heater lights the component is defective Failure to follow this warning will result in burns and must be replaced causing injury Do not operate the heater with the component jumpered Replace the part immediately WARNING Fire and Explosion Hazard Do not disassemble or attempt to repair any heater components or gas train components An alternate method for checking the components is to perform a continuity check 5 Do not jumper the air proving switch If jumpered the All component parts must be replaced if defects are ignition control will not allow heater operation Test found the air proving switch for continuity If defective replace the switch Failure to follow this warning will result in fire or explosions causing property damage injury or death 6 For reassembly reverse the respective service procedure Ensure gas connections are tightened securely 1 Close
50. y Improper cleaning of the heater 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 c When washing with water observe and obey the Warning within these Cleaning Instructions This same Warning is also supplied on the heater On gas control components causing corrosion which can result in gas leaks and fire or explosion from the leak Clean internal components of the heater with a soft dry brush or cloth or compressed air Maintenance Instructions 1 Have your gas supplier check all gas piping annually 3 Regulators can wear out and function improperly HC MSA UmGB 1589 08 09 Munters Europe AB 2008 for leaks or restrictions in gas lines Also at this time have your gas supplier clean out the sediment trap of any debris that may have accumulated The appliance area shall be kept clear and free from combustible materials gasoline and other flammable vapors and liquids User Manual GB65 Have your gas supplier check the date codes on all regulators installed and check delivery pressures to the appliance to make sure that the regulator is reliable Regulators must be periodically inspected to make sure the regulator vents are not blocked Debris insects insect nests snow or ice on a regulator can block vents and cause excess pressure at the appliance 12 12 Mun

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