GIDM manual
Contents
1. 1050 1500 3050 1800 2500 _ 0 50 9 1 0 577 _730 1100 2100 3300 5900 0 60 0 2 0 815 aan 1650 2700 4700 0 10 0 3 1 00 500 760 1450 2300 4100 KAO 0 4 1 16 440 G70 1270 2000 3600 0 00 9 6 1 42 400 610 1150 1850 3250 1 00 9 INTE 370 560 1050 1700 3000 Propane Air 5 1 83 350 530 990 1600 2800 1 10 0 740 2 2 58 320 490 930 1500 2600 Propane 3 305 460 870 1400 2500 1 55 0 622 A 275 410 7x0 1250 2200 Bulane 6 250 380 710 1130 2000 8 225 350 650 1050 1850 210 610 1700 GAS PRESSURE IN STREET MAIN VARIES DUE TO SEVERAL FACTORS IE LENGIM OF SUPPLY PIPING TOTAL LOAD ETC BUT 15 USUALLY MAINTAINED SEVERL INCHES OR MORE ABOVE P2 REGULATED METER PRESSURE STANDARD 15 7 INCHES MATAR COLUMN Q 02 50 14 MAY BE HIGHER OR LOWER CHECK WITH LOCAL UTILITY GAS PRESSURE AT INLET TO DURMER CONTROLS SHOULD AE MEASURED VINDER FLOW CONDITION THE DIF FERENCE BETWEEN P2 AND 15 THE RESULT OF FRICTION GAS PRESSURE OM BURNER MAINIFOLU BuRNCR GRIFICES ARE SIZED FOR ABOUT 1 2 W C SEE BURNER MATERIAL LIST FOR REQUIRED MANIFOLD DR ORIFICE GAS PRESSURE GAS UTILITY REGULATOR ar EMERGENCY SHUTOFT2. TROUBLE SHOOTING GUIDE WARNING Fire or explosion hazard can cause property damage severe injury or death Check for gas leaks with rich soap and water solution any time work is done on a gas line Never use an open flame to detect gas leaks The eguipment has been electrically and fire tested prior to shipment However during transit misadjustment of controls and loose wires could develop Do not assume a control is defective until it and its associated wiring is checked This eguipment has may items supplied to us by outside vendors This manual is accompanied by information sheets on most of these items which should be referred to for detailed service information The following is an obvious list of items that could cause field problems however it does not cover all problems encountered and is meant to be used as a guide only 1 EXHAUSTER AND OR BURNER MOTORS FAIL TO RUN CONTROL RELAY DOES NOT FUNCTION A Blown fuses Main disconnect open B Control relay off on flame failure Push reset button on control Thermostat or duct stat not calling for start up Defective control D Loose wire or low voltage E Motor overcurrent protector tripped in open position or defective F Controls in limit circuit defective or tripped in open position G Control transformer defective 2 EXHAUSTER AND OR BURNER MOTORS RUN NO IGNITION OR MAIN FLAME PRIMARY RELAY WILL NOT INDICATE FLAME FAILURE A Exhauster and or burner
3. FIRING TUBE 219009009066 PILOT IGNITOR AND SENSOR ASSEMBLY IGNITION TRANSFORMER JE MESH SHIELD AND INLET ORAFICE BLOWER WHEEL 8 MOTOR MOUNTING PLATE MOTOR Q ELECTRICAL BOX JE AIR PROVING SWITCH II 20 m MS DRAWN BY ISSUED BY CHK BY DATE JOB NO REV 7 21 98 LOUVERED INLET DAMPER DUCT COLLAR BY OTHERS WEATHER rz HOUSING FILTER 4 BLOWER gt SECTION AIR FLOW SLEEPER ROOF CURB CENTER CURB BRACING BOTTOM DISCHARGE LARGE SLEEPER SIDE BASE FRAME NEOPRENE GASKET SMALL SLEEPER SIDE FLASHING OR CAULKING BY OTHERS BY OTHERS WOODEN NAILER ais 5 END PLATE ROOFING PAPER ae INSULATION BY OTHERS BASE PLATE BY OTHERS CANT STRIP BY OTHERS SLEEPER DETAIL MATERIAL 16 GA CB SLEEPER ASSEMBLY ROOF CURB DETAIL TITLE INDIRECT GAS FIRED MAKE UP AIR HEATERS ROOF CURB AND SLEEPERS DETAILS DRAWN BY ISSUED BY SCALE DRW NO pam INI Fre VI DATE JOB NO REV Mee AS Specification Data GP o EQUIPMENT TYPE C TURBO RING FORCED DRAFT BURNERS USING GAS AND LIGHT OIL MECHANICAL PRESSURE ATOMIZATION Typical Gos Oil Burner Shown Construction Methods and Appearance
4. lubrication provides additional protection against the entry of foreign matter and helps flush out contaminates in the bearing By the time the slight bead is formed it will be noticed that the bearing temperature will rise It is not uncommon for the temperature to rise as much as 30 degrees Fahrenheit after re lubrication If necessary to re lubricate while the bearing is idle refer to the recommended re lubrication grease chart tables on the following page for various sizes of the bearings Lubricant Standard Bearings All bearing units are pre lubricated at the factory with a lithium soap grease which is compatible with multi purpose grease readily available from local suppliers The lubricant selected for factory lubrication uses a highly refined mineral oil with a high viscosity index thickened with lithium soap to conform to NLGI grade 2 consistency A suitable additive package is added to protect the highly polished rolling contact surfaces from corrosion and oxidation of the lubricant The lubricant is satisfactory for an operating temperature range of 30 to 250 Select standard industrial grade greases that conform to the following specification for optimum bearing performance General Duty Ball amp Roller 58 75 SUS 210 F 450 750 SUS 100 F Premium Duty Ball amp Roller 68 75 SUS 210 F 600 750 SUS 100 F Heavy Duty Roller Bearing 82 SUS 210 F 886 SUS 100 F NOTE For heavy loaded roller bearing ap
5. CHECK LOCAL CODE THE DIFFERENCE BETWEEN P3 AND Ph 15 IHE PRESSURE DAD CPU IHRDUGHM TH GAS CONTROL TRAIN PILDI A cas C9 CAS SOLENOID a REGULATOR PRESSURE MANIFOLD VALVE GAUGE 73 3 LAS PILOT ASSEMBLY la BUTTERFLY GAS VALVE GAS FIPING REQUIREMENTS VARY THES DRAWING 15 NOT TO BE USED FOR INSTALLATION PURPOSES CHECK YOUR SPECIFIC CODE REQUIREMENTS MAIN Gas EPER ETAT PRESSURE SMUTOFF GAS VALVE TEST nuTorr REGULATOR VALVE VALVE TYPICAL GAS PIPING INSTALLATION LC E Mfg Ltd 51 Aikins St Winnipeg MB R2W 4E3 CAUTION ONLY TRAINED PROFESSIONALS ARE ALLOWED TO HANDLE THIS EQUIPMENT ART no Induced Draft Fan ADD MANIDOLF PRESSURE AND OVER FIRE DRAFT AT PUFF DOOR TO OBTAIN CORRECT MANIFOLD PRESSURE READING FOR EXPAMPLE IF GAS MANIFOLD PRESSURE MUST BE 2 6 W C AND OVER FIRE DRAFT IS 0 35 W C THE CORRECT TOTAL PRESSURE AT THE GAS MANIFOLD TEST PORT WOULD 2 95 W C FOR POWER VENTED UNITS with Induced Draft Fan SUBTRACT OVERFIRE DRAFT FROM THE MANIFOLD PRESSURE READING TO OBTAIN THE CORRECT PRESSURE READING i e MANIFOLD READING IS 3 4 W C OVERFIRE DRAFT IS 0 1 W C SO THE ACTUAL MANIFOLD PRESSURE WOULD BE 3 4 0 1 3 5 W C r 5 LII ed re wol utut REI x d MOR
6. IS A NEGATIVE PRESSURE AT THAT POINT ON LOW FIRE THROUGH TO HIGH FIRE 50 TO 75 W C LOW FIRE AND 01 TO 10 ON HIGH FIRE TO INCREASE EXHAUST MOVE DRIVE ROD TOWARD DAMPER PIN DECREASE THE DISTANCE BETWEEN DRIVE ROD AND CENTER PIN TO INCREASE COMBUSTION AIR MOVE DRIVE ROD TOWARDS CENTER PIN DECREASE THE DISTANCE BETWEEN DRIVE ROD AND CENTER PIN TO INSURE A NEGATIVE PRESSURE THROUGHOUT FULL MODULATION RANGE YOU MAY HAVE TO SPEED UP EXHAUST AND OR BURNER DAMPER TO MATCH GAS FLOW TO THE BURNER BURNER MOVE DRIVE ROD CLOSER TO THE DRIVE PIN ON THE BUTTERFLY VALVE DAMPER THIS WILL REDUCE THE MOVEMENT OF THE BURNER DAMPER ADJUST LOW AND HIGH FIRE ON THE STOP SCREWS ON THE BUTTERFLY VALVE NOTE THE MOTOR IS ALLOWED TO OVER RUN WITH THE SPRINGS LINKAGE SET THE HIGH FIRE POP UP DOOR TRAVEL ON THE PENN JOHNSON MOTOR TO INSURE IT DOES NOT GO TO FAR TRAVEL R DAMAGE TO THE MOTOR LD R PRESSURE OTOR COULD OCCU TEST PORT BUTTERFLY DAMPER BUTTERFLY DAMPER PIN DAMPER CENTER PIN ARM HIGH FIRE EXHAUST p TRAVEL gt BLOWER LOW FIRE HIGH FIRE SET SCREW SET SCREW GIDM LINKAGE SET UP WITH POWER VENT TITLE GIDM GRAVITY VENTED LINKAGE OPERATION AND POWER VENT LINKAGE SET UP GIDM FT SERIES A91 T91 THERMISTOR SENSOR M100 WITH R81Q Sool s 2 SET POINT x 8 1 POWER SUPPLY FIG 4 TYPICAL WI
7. Immediately call your gas supplier Included herein are various pieces of manufacturer s literature covering the more complex pieces of equipment Manufacturer s literature is not included on commonplace hardware or on components which are not field repairable These items should be replaced if a malfunction occurs GAS PIPING The gas control size furnished and the minimum gas pressure required at the inlet to the controls is shown in the Burner Material List contained in the manual shipped with the burner Gas piping should be sized to provide the required minimum pressure at the main manual shutoff when operating at the maximum input Consult your local utility on any questions regarding gas pressure piping pressure drop allowable and local piping requirements Gas piping should be installed in accordance with the installation code for gas burning appliances and equipment CAN CGA B149 and any other local codes which may apply All gas piping shall be tested after installation with air pressure or inert gas in accordance with the above mentioned code The installer shall identify the main manual shut off valve CAPACITY OF PIPE NATURAL GAS CFH With Pressure Drop of 0 3 w c and Specific Gravity of 0 10 Pipe Length SPECIFIC GRAVITY PRESSURE DROP OTHER THAN 0 60 OTHER THAN 0 3 Multiplier Pressure Multiplier Drop Pipe Size Inches IPS wen A Specific Gravily 1 1 4 1 172
8. motors running backwards Misadjusted draft C Misadjusted or defective exhauster draft switch D Main safety gas valve proof of closure switch and or low fire proving switch on modulating burners only not made E High or low gas pressure switch tripped 3 EXHAUSTER AND OR BURNER MOTORS RUN NO IGNITION OR MAIN FLAME PRIMARY RELAY LOCKS OUT ON FLAME FAILURE A Fuel valve manually closed B Ignition transformer or pilot defective Defective or improperly gapped ignition electrodes Cracked porcelain C Broken or loose wire in fuel circuit D Gas nozzles obstructed or plugged E Gas pilot valve defective Main fuel valve defective F Insufficient fuel at supply Air in system 4 BURNER SHORT CYCLES A High limit switch misadjusted or defective B Draft switch misadjusted or defective C Various ductstats defective or settings improper 5 EXHAUSTER AND OR BURNER MOTORS RUN IGNITION AND MAIN FLAME MAIN FAN MOTOR FAILS TO OPERATE A Automatic fan switch not set properly or defective B Blown fan fuses C Motor overcurrent protector tripped open or defective 6 UNABLE TO ADJUST FIRE TO BURN CLEANLY A Insufficient exhauster draft B Insufficient or too much fuel at supply Incorrect adjustment of air shutters at burner D Insufficient combustion air available E Burner blower wheel running backwards 7 INSUFFICIENT HEAT BEING DISCHARGED INTO AREA A Main fan blowers running ba
9. of the unit 1 FOR POWER VENTED UNITS The flue draft should be adjusted at the damper of the induced draft fan when the unit is operating on high fire The overfire draft measured with a manometer at the test port in the relief door should be minus 0 01 to minus 0 50 in W C as specified on the rating plate of the unit 2 FOR GRAVITY VENTED UNITS The flue draft should be adjusted at the damper of the burner fan when the unit is operating at high fire The overfire draft measured with a manometer at the test port in the relief door should be positive 0 01 to positive 1 0 in W C as specified on the rating plate ELECTRICAL CONNECTIONS NOTE This unit has been examined and tested for compliance with CSA C22 2 No 0 and CSA C22 2 No 3 All electrical work must conform to the requirements of the current CSA standard C22 1 Canadian Electric Code Part 1 and local ordinances Control voltage is as indicated on the rating plate Follow the wiring diagram supplied with the unit This type of unit is available with a variety of fuel control schemes Please ensure that you are using the correct wiring diagram for installation or trouble shooting If a space thermostat is used with the furnace locate the thermostat so that cold drafts and hot discharge air streams do not affect its performance Do not mount the thermostat on the casing on the unit as it will be affected by radiated and conducted heat Refer to the instructions furnished with the th
10. with the spring linkage Set the travel on the Johnson motor to ensure it does 12 not go too far or damage to the motor could occur Reset controller and limits to their desired settings WARNING DO NOT ADJUST FLAME VISIBLY INSTRUMENTS ARE THE ONLY SAFE AND RELIABLE MEANS TO DETERMINE THE PROPER ADJUSTMENTS 16 BURNER SAFETY CHECK i 9 Start and stop burner several times to ensure proper operation Check operation of combustion safeguard control by simulating a flame failure making certain the burner locks out on safety within the proper time Check operation of the air flow switch making certain fuel valve closes when the air flow diaphragm switch opens Bypass discharge controller and check to ensure high limit will shut down burner on temperature increase If changed reset as per factory setting Reset operating control to desired temperature Permit burner to run until it is shut off by the operating control Adjust operating control if necessary until it causes burner to stop and start within desired range With the burner running check hi and low gas pressure switch if on manifold The burner should shut off immediately Conduct minimum pilot turn down test reduce gas pressure to pilot with manual shut off cock to the point pilot flame is extinguished or fails to prove Increase gas flow slightly Main flame must be ignited with this pilot flame The following readings should b
11. 1 week 10 TENSIONING V BELT DRIVES Ideal tension is the lowest tension at which the belt will not slip under peak load conditions Check tension freguently during the first 24 48 hours of operation Over tensioning shortens the belt and bearing life Keep belts free from foreign material that may cause slip Make V drive inspection on a periodic basis Tension when slipping Never apply belt dressing as this will damage the belt and cause early failure UNP DN gt Check and tighten belt tension The following procedure is recommended for tightening belts a Measure span X shown in Figure A b At the center of span length X apply a force perpendicular to the span and large enough to deflect belt 1 64 for each inch of span length Example the required deflection for a 40 span would be 40 64 or 5 8 c Compare the force applied with the values given in Table III If force is between the minimum and maximum range shown the drive tension should be satisfactory A force below the minimum value indicates an under tightened belt and force that exceeds the maximum value indicates an over tightened belt FIGURE A DEFLECTION 1 64 PER INCH OF SPAN TABLE III BELT CROSS MOTOR PULLEY DEFLECTION FORCE SECTION PITCH DIAMETER MINIMUM MAXIMUM Marked on Belt 3 0 3 6 2 62lbs 3 25168 3 8 4 8 3 0lbs 4 0lbs 5 0 7 0 3 25lbs 5 0lbs 3 4 4 2 3 0lbs 5 0lbs 4 4 5 6
12. 4 0165 5 87105 5 8 8 6 5 25lbs 7 87105 11 GIDM INDUSTRIAL WARRANTY 1 LTD WARRANTS THAT IT WILL SUPPLY TO OR REPAIR FOR THE PURCHASER OF THIS PACKAGE UNIT HEATER THE HEAT EXCHANGER FREE OF CHARGE F O B FACTORY IF SAID HEAT EXCHANGER WEARS OUT OR FAILS UNDER NORMAL USE AND SERVICE DUE TO A DEFECT IN MATERIAL AND OR WORKMANSHIP DURING FIVE 5 YEARS FROM DATE OF SHIPMENT FROM THE FACTORY PROVIDED AN ALL STAINLESS HEAT EXCHANGER IS PROVIDED COMBINATION STAINLESS STEEL WITH MILD STEEL SECONDARY HEAT EXCHANGERS ARE WARRANTED FOR ONE 1 YEAR ALL MECHANICAL COMPONENTS MOTORS BLOWERS VALVES AND CONTROLS ARE COVERED BY A ONE 1 YEAR LIMITED WARRANTY THIS WARRANTY DOES NOT INCLUDE ANY FREIGHT LABOUR OR SALES TAXES THAT MAY BE INCURRED BY THE PURCHASERS AND IS SUBJECT TO THE FOLLOWING CONDITIONS 1 THE UNIT SHALL BE INSTALLED BY A QUALIFIED HEATING CONTRACTOR IN ACCORDANCE WITH PROVISIONS OF THE SERVICE MANUAL 2 THE UNIT SHALL HAVE BEEN INSTALLED IN ACCORDANCE WITH ALL PROVINCIAL AND LOCAL CODES 3 THE UNIT SHALL HAVE BEEN SUBJECT TO ONLY NORMAL USE IN SERVICE AND SHALL NOT HAVE BEEN MISUSED NEGLECTED ALTERED OR OTHERWISE DAMAGED 4 THE UNIT SHALL HAVE BEEN OPERATED WITHIN ITS PUBLISHED CAPACITY AND WITH THE PRESCRIBED FUEL 5 ALL AUTOMATIC CONTROLS SHALL HAVE BEEN OPERATIVE AT ALL TIMES 6 THE UNIT HAS NOT BEEN ALLOWED TO EXCEED IT S PROPER TEMPERATURE LIMITS DUE TO CONTROL MALF
13. E y eT zz
14. E INSTALLATIONS ARE MADE INDIRECT FIRED SPACE HEATERS TYPICAL STACK OR FLUE C VENT FIG II WEATHER CAP SCREENED IF REQUIRED MODEL STACK SIZE MAX L amp H HEIGHT DETERMINED BY JOB REQUIREMENTS 25 75 8 100 0 11 CONDENSATION GUARD 85 100 10 125 0 10 P D 14 GA NON CORROSIVE STEEL 125 175 12 125 0 10 P D 200 250 14 9 135 0 10 P D SEE SHOP DRAWING FOR RECOMMENDED MINIMUM STACK DIA 275 400 169 100 0 11 P D 500 600 18 9 125 0 11 P D MAXIMUM CONDENSATION DRAIN NOTE CLEANOUT SUPPORT FROM ROOF RECOMMENDATIONS ONLY AUTHORITIES HAVING JURISDICTION SHOULD BE INDIRECT FIRED HEATERS WITH POWER VENTERS FE dd ja TITLE INDIRECT FIRED SPACE HEATERS GIDM SERIES Revision Description BURNER MOTOR 1 THE ABOVE SETTING IS IN LOW FIRE POSITION LONG CRANK ARM NES Sis 3 IN ON BURNER PRIMARY AIR DAMPER BALL JOINT ABOUT 3 4 DOWN FROM PIN 3 TO DECREASE PRIMARY AIR ON HIGH FIRE MOVE BUTTERFLY CRANK ARM DOWN CLOSER TO HORIZONTAL POSITION 2 THE PRIMARY AIR ON BURNER TO BE ONLY 1 2 1 TURN OPEN AT SET SCREW _ _ SHORT CRANK ARM BUTTERFLY VALVE ARM kb LOW amp HIGH BUTTERFLY SETTING GIDM GRAVITY VENTED F 400 33 BURNER LINKAGE OPERATION POWER VENT INSTALL A MANOMETER ON SUCTION AT TEST PORT IN POP UP DOOR A INSURE THERE
15. INDUSTRIAL COMMERCIAL EQUIPMENT MANUFACTURING LTD GIDM INDUSTRIAL COMMERCIAL PACKAGED FURNACES INSTALLATION OPERATION AND MAINTENANCE MANUAL Suitable for Operation with up to 100 Fresh Air READ MANUAL CAREFULY BEFORE INSTALLING OR OPERATING THE FURNACE FOR YOUR SAFETY FOR YOUR SAFETY If you smell gas follow these The use and storage of gasoline or other instructions flammable vapors and liquids in open 1 Open windows containers in the vicinity of this appliance 2 Do not touch electrical switches is hazardous 3 Extinguish any open flame 4 Call the gas supplier immediately MODEL SERIAL NUMBER JOB DATE OF INSTALLATION WARNING IMPROPER INSTALLATION ADJUSTMENT SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH PLEASE READ THE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTION THOROUGHLY THIS UNIT IS BE SERVICED BY OUALIFIED PERSONNEL DO NOT TAMPER WITH THE UNIT OR CONTROLS INSTALLER S RESPONSIBILITY Installer please note This equipment has been test fired and inspected It has been shipped free from defects from our factory However during shipment and installation problems such as loose wires leaks or loose fasteners may occur It is the installer s responsibility to inspect and correct any problems that may be found INSTALLER SERVICE CONTRACTOR NAME ADDRESS TELEPHONE CONTACT RECEIVING AND WAREHOUSING Inspect the un
16. LY TO REPAIR AND OR REPLACEMENT OF THE DEFECTIVE PART PARTS CAN BE OBTAINED FROM ICE MFG LTD WINNIPEG MANITOBA ON THE BASIS THAT CREDIT WILL BE ISSUED IF DEFECTIVE PARTS RETURNED QUALIFY FOR REPLACEMENT PURSUANT TO THE TERMS AND CONDITIONS OF THIS WARRANTY 12 ECONOMITE 400 33 amp F400 33 GAS BURNERS INITIAL START UP AND ADJUSTMENT CAUTION Only qualified service personnel should attempt initial start up i m 10 11 12 19 20 21 Study these instructions the wiring diagrams and flame safeguard instructions Locate and identify all ofthe burner components Have on hand CO and CO tester stack thermometer 0 to 30 W C gas pressure gauge U Tube manometer and DC volt meter Make the proper setting on all limit controls and set the operating control to call for heat Check the piping for leaks A quick way to do this is to turn off main shut off valve A and pilot valve then turn on the gas pressure to the gas supply line and observe the meter test dial There should be no movement of the dial hand for at least five minutes on a half foot dial proportionally longer on larger dials All other gas appliances must of course be completely shut off during this test If a leak is detected it should be located with a soap suds test and corrected If air or inert gas do not use oxygen under pressure is used for leak detection do not subject the main and pilot valves or regulators to pressure rea
17. MPER TO MATCH GAS FLOW TO THE BURNER MOVE DRIVE ROD CLOSER TO THE DRIVE PIN ON THE BUTTERFLY VALVE THIS WILL REDUCE THE MOVEMENT OF THE BURNER DAMPER ADJUST LOW AND HIGH FIRE ON THE STOP SCREWS ON THE BUTTERFLY VALVE NOTE THE MOTOR IS ALLOWED TO OVER RUN WITH THE SPRINGS LINKAGE SET THE TRAVEL ON THE PENN JOHNSON MOTOR TO INSURE IT DOES NOT GO TO FAR OR DAMAGE TO THE MOTOR COULD OCCUR TITLE GIDM GRAVITY VENTED LINKAGE OPERATION Revision Description GIDM SERIES DRAWN BY ISSUED BY SCALE DRW NO DATE JOB NO REV pee f res POSITION OF THE IGNITION ELECTRODE FOR STRAIGHT GAS BURNERS USING A FLAT DIFFUSER PLATE 1 16 1 8 IGNITION ELECTRODE THE IGNITION ELECTRODE IS POSITIONED AS SHOWN WITH THE HORIZONTAL PART OF THE ELECTRODE FLUSH WITH THE DIFFUSER PLATE LEAVING OF 1 16 TO 1 8 WIDE THE POINTING DIRECTION OF THE ELECTRODE IS AS SHOWN BUT IS NOT CRITICAL FLAME SENSOR THE FLAME SENSOR SHOWN IS A RECTIFICATION OR FLAME ROD A UV SCANNER CAN BE USED INSTEAD IN THAT CASE THE SCANNER TUBE IS POSITIONED IN THE SAME HOLDER AS THE FLAME ROD TITLE POSITIONING OF THE IGNITION ELECTRODE FOR STRAIGHT GAS BURNER USING A FLAT DIFFUSER PLATE GIDM bla 1 1 SERIES SIGHT GLASS amp SEAL REAR COVER PLAT DAMPER CONTROL PILOT SHUT OFF VALVE PILOT REGULATOR amp SOLENOID FAN BOX GAS LINE IN ORIFACE LOCATION
18. May Differ on Some Models 10 XXXX Burner Type Oil Control System Burner Size Gas Train Size Fuel Gas Oll jas Control System Blower Motor HP 1 0 HP Flame Safeguard Control NOTICE This Burner instruction manual should be kept with other literature on your boiler room eguipment as a complete reference source for maintenance and service contains information intended to support the following functions 1 General Installation 2 Start up 3 Service Specific installation requirements and instructions should always be covered in appropriate engineering drawings and or specifications which detail the applicable building codes etc Information contained herein is to be used as a guide ONLY and not as the final authority Improper servicing of this equipment may create a potential hazard to equipment and operators DO RAIN PERSONNEL Before disconnecting or opening up a fuel line and before cleaning or replacing parts of any kind a Turn OFF the manual fuel shutoff valves including pilot gas cock if applicable If a multiple fuel burner shut OFF all fuels Turn OFF all electrical disconnects to the burner and any other equipment FOR YOUR SAFETY If you smell gas Do riot store or use gasoline or other flammable vapours and 1 Open windows liquids in the vicinity of this or 2 Don t touch electrical switches any other appliance 3 Extinguish any open flame 4
19. RING HOOKUP FOR THE R81QAA INSTALLED IN AN M100 SERIES MOTOR ACTUATOR BURNER DAMPER HIGH FIRE POP UP DOOR TRAVEL PRESSURE TEST PORT BUTTERFLY DAMPER ARM BUTTERFLY DAMPER PIN por HIGH FIRE SET SCREW LOW FIRE SET SCREW GIDM LINKAGE SET UP PROPORTIONAL BAND THE PROPORTIONAL BAND ADJUSTMENT LOCATED ON THE TERMINAL BOARD IS ADJUSTABLE BETWEEN 2 AND 30 F 1 1 TO 16 7FC FIELD ADJUSTMENTS ARE MADE WITH THE SYSTEM IN OPERATION TURN THE PROPORTIONAL BAND ADJUSTMENT UNTIL THE SYSTEM STABILIZES AND THE MOTOR ACTUATOR NO LONGER OSCILLATES ADJUSTMENT SET POINT THE SET POINT FOR THE REMOTE SENSOR IS LOCATED ON THE R81 S TERMINAL BOARD AND HAS A CALIBRATED DIAL THAT IS ADJUSTABLE BETWEEN 40 AND 90 F 5 AND 30 C NOTE STANDARD PENN JOHNSON MODULATION SYSTEM WITH DISCHARGE AIR SENSOR AND SELECTION ON MOTOR ELECTRONIC BOARD LINKAGE OPERATION GRAVITY VENT INSTALL A MANOMETER ON POSITIVE AT TEST PORT IN POP UP DOOR A INSURE THERE IS A PRESSURE AT THAT POINT ON LOW FIRE THROUGH TO HIGH FIRE MAXIMUM 1 50 W C TO INCREASE EXHAUST MOVE DRIVE ROD TOWARD DAMPER PIN DECREASE THE DISTANCE BETWEEN DRIVE ROD AND CENTER PIN TO INCREASE COMBUSTION AIR MOVE DRIVE ROD TOWARDS CENTER PIN DECREASE THE DISTANCE BETWEEN DRIVE ROD AND CENTER PIN TO INSURE A POSITIVE PRESSURE THROUGHOUT FULL MODULATION RANGE YOU MAY HAVE TO SPEED UP EXHAUST AND OR BURNER DA
20. UNCTION OR INADEQUATE AIR CIRCULATION 7 THERE IS NO EVIDENCE OF TAMPERING OR DELIBERATE DESTRUCTION 8 THE UNIT HEATER HAS NOT BEEN SUBJECT TO AIR FOR COMBUSTION CONTAMINATED WITH FLUORIDES DRY CLEANING FLUID VAPORS HAIRDRESSING FLUID VAPORS OR ANY VAPORS FOUND TO HAVE ADVERSE EFFECT ON METALS NO REPRESENTATIVE OF ICE MFG LTD NOR ANY OF ITS DISTRIBUTORS OR DEALERS IS AUTHORIZED TO ASSUME FOR ICE MFG LTD ANY OTHER OBLIGATIONS OR LIABILTY IN CONNECTION WITH THIS PRODUCT NOR ALTER THE TERMS OF THIS WARRANTY IN ANY WAY THIS WARRANTY IS LIMITED TO THE EXPRESS PROVISIONS CONTAINED HEREIN AND DOES NOT EXTEND TO LIABILITY FOR LABOUR COSTS INCURRED IN REPLACING DEFECTIVE PARTS AUTHORIZATION TO RETURN ANY ALLEGED DEFECTIVE PARTS MUST BE OBTAINED FROM THE FACTORY BEFORE THE PART IS TRANSPORTED AND THE TRANSPORTATION CHARGES FOR ANY ALLEGED DEFECTIVE PARTS SHALL BE PREPAID BY THE OWNER ICE MFG LTD WILL NOT ACCEPT CHARGES FOR PARTS PURCHASED UNLESS THE CONDITIONS OF THIS WARRANTY HAVE BEEN SATISFIED THE EXPRESS WARRANTIES HEREIN CONTAINED ARE IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING THE WARRANTY OF MERCHANTABILITY AND OF FITNESS FOR ANY PARTICULAR PURPOSE ICE MFG LTD SHALL NOT BE LIABLE FOR DAMAGES INCLUDING SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH THE PERFORMANCE OF THE GIDM SERIES UNIT HEATER OR IT S USE BY THE OWNER ICE MFG LTD LIABILITY IS LIMITED EXCLUSIVE
21. ard can cause property damage severe injury or death Check for gas leaks with rich soap and water solution any time work is done on a gas line Never use an open flame to detect gas leaks PRECAUTIONS 1 Ensure the main disconnect switch is in the off position 2 Ensure the burner on off switch is in the off position 3 Check all electrical connections and tighten if necessary 4 Check main fans by rotating fan shaft by hand bearing set screws exhauster wheel and pulley set screws 5 Lubricate if necessary the burner induced draft fan and main fan motors The specifications on the motors for grease and oil shall be adhered to 6 Check heater outlets and exhauster or induced draft discharge for obstructions 7 Check fan limit control Setting should be as follows MODEL CONFIGURATION C Horizontal Suspended 240 120 NA NA D Vertical Upfiow Floorset 180 80 NA NA 100 Horizontal Forst 240 120 NA NA AG Vertical Upflow Floorset 180 80 NA NA Fan ON settings set differential for Fan OFF 15 20 degrees below fan setting 2 R Vertical Downflow Floorset 180 80 165 100 NA NA NA 8 Ensure that the flue is in place and providing proper overfire draft as noted in previous section on Connecting the Flue 9 The induced draft proving switch power vented units only is factory set and must not be tampered wit
22. be fitting gas line 8484 72 Heyco strain relief SR 4K 1 Flame rod wire 5201 10 72 sq pass thru for 5 16 tube fitting air line 8484 75 strain relief SR 11 2 Spark rod wire 5202 08 Pilot Spud 55 052 drill was 54 055 8484 78 snap bushing B 8875 750 NATURAL AND PROPANE 8502 05 Spark cable 15 burner tube 5211 51 Motor wheel and side plate assembly 120 1 60 8502 06 Spark cable 5 through 9 burner tube 5225 263 Blower housing and burner tube assembly 9 8423 16 Blower interlock switch MICRO BZ 2RQ174 A2 WARNING Explosion hazard Can cause serious injury or death This device can malfunction if it gets wet Never try to use a device that has been wet replace it DECODING CENTURY MOTOR NUMBERS Single digit prefix denotes manufacturer s location Double digit suffix denotes manufacturer s mechanical code 15 FORCED DRAFT BURNER 6 2 TO 12 9 INITIAL START UP 1 2 3 10 11 Make sure burner power switch is off and manual main and pilot valves are closed Make proper settings on limit controls Have on hand CO and CO tester stock thermometer 0 to 30 W C gas pressure gauge u tube manometer and D C volt meter Turn on burner power switch momentarily to check blower rotation Check gas tightness of main and pilot safety shut off valves if used by connecting a pressure gauge to the pressure tap located between the safety s
23. ckwards B High limit switch setting too low or defective C Burner locked in low fire position D Ductstat setting improper or defective E Field mounted thermostat and or ductstats improperly wired APPLIES TO POWER VENTED UNIT ONLY MAINTENANCE Regular maintenance is necessary to ensure the efficient operation and long life of this unit This maintenance should be performed by or supervised by qualified service personnel A maintenance schedule should be prepared for the unit based on its application and location RECOMMENDED MONTHLY MAINTENANCE Check for loose connections in the wiring Check the voltage at the unit while it is in operation Check motor amperage draws against rating plate values Inspect all contactors to ensure that they are clean and making good contact Check all fittings valves and lines for leaks Check the burner clean and adjust if necessary Check the flame sensor clean if necessary Check the fuel supply pressure to the unit On gas fired units check the manifold pressure 0 Clean or replace air filters if necessary Replace filters only with type equivalent to those supplied with the unit by the factory 11 Check all damper linkages and damper actuators adjust and tighten as required 12 Check all belts adjust or replace as necessary 13 Check operation of all safety controls GO Oo cd Qv v DS RECOMMENDED YEARLY MAINTENANCE Perform the monthly maintenance recommende
24. d Inspect blower wheels and housing clean 1f necessary Inspect all set screws on blower wheels and pulleys to ensure that they are secured to their respective shafts Check ignition spark and adjust gap if necessary Inspect and clean ignition electrodes Check flame supervisor relay Inspect all operating and safety controls clean and replace if necessary Inspect the header box and secondary tubes through the access panels provided Check for carbon deposits soot scale or rust clean as required Check condition of flue pipe 9 Clean the primary combustion chamber 10 Clean the burner Go sl Uni GN par Fa NOTE Refer to manufacturer literature provided for maintenance requirements of optional equipment BEARING INSTALLATION AND MAINTENANCE NOTE To prevent premature failure please ensure greasing instructions below are applied As well tighten bearing set screws collars and wheel lugs every four to six months ENGINEERING BALL amp ROLLER BEARINGS LUBRICATION For bearings that are equipped with a hydraulic grease fitting threaded into the housing for ease of lubrication the proper amount of lubricant in the bearing is important Both excessive and inadequate lubrication may cause failure The bearings should be re lubricated while they are rotating if it is safe to do so the grease should be pumped in slowly until a slight bead forms around the seals The bead in addition to acting as an indicator of adequate re
25. dings exceeding PSI disconnect piping to prevent damage during high pressure leak testing Purge the gas supply line up to the main and pilot manual valves Do not purge into the combustion chamber Make sure that the main and pilot manual gas valves are closed and that the burner line switch is off The pilot gas pressure regulator is set for 3 Y W C outlet pressure which is suitable for natural gas and average draft conditions If propane gas is to be used adjust the regulator to its minimum outlet pressure setting Firmly push in the flame safeguard manual reset button and the Model F400 motor manual overload reset Check that the blower motor rotates freely Turn line switch on momentarily and check for proper blower wheel rotation Open pilot manual valve Trial for pilot ignition Turn switch to winter operation If power vented burner will be powered when air switch contacts close Flame safeguard is powered motor relay 3K pulls in As motor reaches operating speed the blower interlock switch makes to initiate a 30 second prepurge period After prepurge the load relay 1K pulls in to energize the pilot solenoid and ignition transformer and the pilot should light If the pilot fails to light during the 15 second trial it is probably due to air in the pilot line Wait one minute and push flame safeguard reset button to restart 400 motor will continue to run during the safety lockout F400 motor will st
26. e at that point on low fire through to high fire 50 to 75 W C low fire and 01 to 10 on high fire To increase exhaust move drive rod toward damper pin decrease the distance between drive rod and center pin To increase combustion air move drive rod towards center pin decrease the distance between drive rod and center pin To ensure a negative pressure throughout full modulation range you may have to speed up exhaust and or burner damper to match gas flow to the burner Move drive rod closer to the drive pin on the butterfly valve this will reduce the movement of the bummer damper Adjust low and high fire on the stop screws on the butterfly valve NOTE The motor is allowed to over run with the spring linkage set the travel on the Penn Johnson motor to ensure it does not go to far or damage to the motor could occur MINIMUM EQUIPMENT TO START UP AND SET UP GIDM GAS BURNER AR CO and CO tester Stack thermometer 0 to 10 W C gas pressure gauge or magnehelic 0 to 10 W C U tube manometer or 5 to 5 magnehelic gauge DC volt meter 14 ECONOMITE 400 33 amp F400 33 GAS BURNERS DESCRPTION PART DESCRIPTION 3981 001 4 Diameter Stainless Sleeve 5253 01 Pilot assembly with insulators rods temflex and baffle 4904 45 Quadrant Air Shutter Adjustment 5253 10 PVC tubing 7 16 1 D x 2 long 4905 15 Air shutter Internal 5234 40 Flame rod Gland Nu
27. e taken and record after final adjustments have been made a Burner input CFH gas b Percent CO or O c CO indication d Stack temperature e Firebox pressure f Fuel pressure in W C gas main and pilot g Voltage to burner Give instruction to owner operator WARNING SHOULD OVERHEATING OCCUR 1 2 Shut off the manual gas control s to the burner Do not shut off the control switch to the pump or blower 17 LOUVERED INLET BLOWER FILTER SECTION SECTION HEATING SECTION COIL SECTION NOTE VENTING MAY BE EITHER POWER OR GRAVITY NOTE WEATHERHOUSING SOME FIELD WIRING TO BE CONNECTED BETWEEEN SECTION SECTIONS BY CONTRACTORS ON UNITS SHIPPED IN SECTIONS TO JOB SITE UNIT MAY NOT BE EXACTLY AS SHOWN TITLE GIDM FIELD ASSEMBLY DRAWN BY ISSUED BY SCALE Fa fis CHK BY DATE JOB NO REV RAIN EXHAUST STACK 14 GA NON CORROSIVE STEEL WEATHER SKIRT 36 MIN ABOVE MODEL STACK SIZE HIGHEST POINT ON BUILDING 25 75 8 85 100 10 125 175 12 200 250 14 275 400 16 500 600 18 ROOF FRAMING DS STACK SUPPORT NOTES 1 REFER TO ENGINEERING RATING FOR MINIMUM RECOMMENDED Ne METAL STACK SIZES FORM GIDM S100 FOR POWER VENTERS SLEEVE 2 DIMENSIONS B C amp D SUBJECT TO LOCAL CODE REQUIREMENTS CONSULT LOCAL AUTHORITIES HAVING JURISDICTION BEFOR
28. ermostat for further details If any of the original wire as supplied with the unit must be replaced it must be replaced with type TEW 105 degrees or its equivalent except where noted Temperature controllers limit controllers remote selector switches door switches or any other auxiliary electrical items must be connected to the terminals provided and shown on the wiring diagram For units shipped in two sections electrical connections between sections are to be made by installer in the field Field wiring to be done by the installer is denoted by dotted lines on the wiring diagram Solid lines on the wiring diagram indicate factory wiring by the manufacturer NOTE Because bolts and set screws may become loose during unit shipment such fasteners should be tightened upon installation WARNING Fire or explosion hazard can cause property damage severe injury or death Check for gas leaks with rich soap and water solution any time work is done on a gas line Never use an open flame to detect gas leaks GAS PIPING All gas piping should be in accordance with CAN CSA 1 B149 and the regulations of local authorities having jurisdiction Emergency manual shut down valve should be provided upstream of piping to unit and should be labeled for quick identification Color coding of gas piping is also recommended Carefully check the unit rating plate for fuel type and supply pressure Locate the high pressure regulator if required at least
29. ffects the flame length has been set wide open for average conditions Decrease the primary air if a longer softer flame is desired Cycle the burner on and off several times to check its operation Check the operation of the limit and operating controls Check the flue gas temperature ahead of the diverter It should be above 300 F Excessive flue temperatures will result in low efficiencies Low flue temperatures may cause excessive condensation Reset gas input if necessary to adjust stack temperature on off operation only 13 22 23 24 25 Make the final setting of the air shutter by checking the flue gases with an Orsat or other similar combustion testing instrument There should be no carbon monoxide and the carbon dioxide content should be within limits prescribed by the local gas company Make sure that the main air shutter is locked securely in place Recheck pilot to make sure that its operation has not deteriorated because of main shutter adjustment If necessary readjust pressure regulator Modulation operation see wiring diagram and modulating instruction sheets supplied with this unit for correct set up If linkage between Butterfly valve and Burner gravity unit only and venter fan if power vented needs to be adjusted from factory setting see below GIDM LINKAGE SET UP WITH POWER VENTS 1 5 Install a manometer suction at test port in pop up door a Ensurethere is a negative pressur
30. five feet from the unit Gas lines must not be located in such a way as to hinder access to the unit A tee shall be installed in the supply line at the same elevation as the gas inlet connection The tee must be eguipped with a nipple and pipe cap to serve as a condensate collector Test for tightness of gas connections after installation GAS VENT High gas pressure regulator if required low pressure regulator pilot pressure regulator gas pressure switch if supplied and normally open vent valve if supplied must be vented outside of building for an indoor unit Check with authorities having jurisdiction GENERAL OPERATING INSTRUCTIONS WARNING Fire or explosion hazard can cause property damage severe injury or death Check for gas leaks with rich soap and water solution any time work is done on a gas line Never use an open flame to detect gas leaks GAS FIRED UNITS Refer to the rating plate for fuel input and supply pressures DO NOT ATTEMPT TO START THE BURNER IF THE UNIT IS FULL OF VAPOR OR GAS OR IF THE COMBUSTION IS VERY HOT DO NOT USE THIS UNIT TO BURN GARBAGE OR PAPER DO NOT LEAVE COMBUSTIBLE MATERIALS NEAR THE UNIT SHUT OFF THE MANUAL FUEL SUPPLY VALVE IF THE BURNER IS SHUT DOWN FOR AN EXTENDED PERIOD OF TIME ENSURE CLEAN OUT DOORS ARE IN PLACE BEFORE STARTING THE BURNER DO NOT START THE BURNER UNLESS THE BLOWER ACCESS DOORS ARE SECURELY IN PLACE START UP PROCEDURES WARNING Fire or explosion haz
31. following general recommendations In addition these connections must conform to the requirements of current CAN CSA B149 1 natural gas and CAN CSA B149 2 and be in accordance with provincial and local authorities who have jurisdiction For USA units all venting installations shall be in accordance with the latest edition of Part 7 Venting of Equipment of the National Fuel Gas Code ANSI 7223 1 1992 or the latest edition or applicable provisions of local building codes See Fig and Fig for C vent system Some jurisdiction may require a positive pressure vent system The flue must be securely attached to the unit with tight joints The pipe from the unit to the flue should rise at least 1 4 inch per foot The flue must not be sized to have a cross sectional area less than that of the flue collar at the unit See Fig II and Fig Other appliances must not be connected so as to vent through the flue of this unit Do not use 90 degree tees or elbows greater than 45 degrees Do not support the weight of the stack on the flue connection of the heating section Minimize connecting pipe length and the number of bends by locating the unit as close to the flue pipe as possible Maintain clearances between the flue pipe and combustible materials that are acceptable to the federal provincial and local authorities having jurisdiction Unit must be connected to a flue having sufficient draft to ensure proper operation
32. h This switch will not allow unit operation if overfire draft is outside of the acceptable operating range 10 Check all fuse blocks to determine that all fusing is installed 11 Set the operating controls eg thermostat remote panel switches so as to allow heating operation of the unit 12 Reset the primary flame safeguard by pushing the reset button or lever 13 Reset motor starter by pushing the reset button if so equipped 14 Check building system gas supply and be sure all lines are purged of air 15 Check building system gas supply pressure CAUTION GAS UNITS At maximum input the gas pressure must fall within the range specified on the unit rating plate Optional high and low gas pressure switches if supplied must be reset 16 Check all piping for tightness and correct any signs of leaks WARNING Fire or explosion hazard can cause property damage severe injury or death Check for gas leaks with rich soap and water solution any time work is done on a gas line Never use an open flame to detect gas leaks START UP 1 Refer to factory test report for correct settings that are to be checked on the unit 2 Check the supply fan motor thermal overload setting against the rating plate figure 3 Ensure burner on off switch is off On heating units using a fan plenum switch jumper the fan switch 4 Put the main disconnect switch in the on position thus activating the supply fan Check for correct directi
33. h clearance on the side opposite the controls and 42 inch clearance on the control side If this unit is to be operated within a confined space or within a building of unusually tight construction air for combustion and ventilation must be obtained from outdoors or other spaces freely communicating with the outdoors At least one square inch of free area per 1000 Btuh of total input rating of all appliances within the space provided up to 400 000 Btuh Refer to CAN CSA 1 B149 1 natural gas or CAN CSA 1 B149 2 and B139 propane gas and B139 for air supply requirements of appliances heating input exceeding 400 000 Btuh For USA units refer to ASSI Z223 1 section 1 3 4 2 and 1 3 4 3 for combustion air requirements Ducts connected to the furnace shall have removable access panels on both the upstream and downstream sides of the furnace These openings shall be accessible when the furnace is installed and shall be sized to allow the observation of smoke or reflected light inside the casing to indicate the presence of leaks in the heat exchanger The covers for the openings shall be attached in such a manner as to prevent leaks The furnace must not be operated in the presence of chlorinated vapors When such vapors mix with the products of combustion highly corrosive compounds result which will cause the premature failure of the heat exchanger and other components voiding the warranty CONNECTING THE FLUE In making flue connections to the unit observe the
34. hing a main flame the burner will travel to high fire Start the burner In high fire check the manifold pressure with the required pressure for the firing rate see suggested inspection list and if necessary adjust pressure regulator Readjust the air damper if fire looks to lean or too rich Take a gas meter reading and readjust manifold gas pressure if necessary Take a or and a CO reading CO should be between 8 1 2 and 9 1 2 and O should not be more than 5 both with a maximum CO reading of 04 Readjust air damper accordingly With high low and modulating burners mark the high air damper position and set the high low limit control or modulating control so that the burner travels to low position Visually adjust the input adjuster on the main gas shut off valve actuator if low fire is too rich or too lean Take gas meter reading and readjust the input adjuster according to the required low fire input but not less than indicated in the specifications table In order to keep the high fire setting unchanged when adjusting the low fire air damper position drive the burner to high fire change the positioning of the linkage as indicated in Low Fire Adjustment drive the burner back to low fire and check the or O readings Repeat this procedure until a satisfactory setting is obtained Make sure all linkage connections are tight and check the readings in high and low fire again The motor is allowed to over run
35. hut off valve and the test firing valve When the test firing valves are closed and the manual shut off valves are opened no pressure rise should show on the pressure gauge The air damper has been factory set approximately during test firing if need to adjust see linkage set up sheet provided with unit Turn on the burner switch while the main and pilot gas firing valves are closed After the prepurge the ignition transformer and solenoid valves will be energized Observe the ignition spark for proper location and firmness After the trial for ignition time the ignition transformer and solenoid valve are deenergized and the burner will lock out Open the pilot test firing valve and turn on the burner switch while the manual main shut off valve stays closed After the prepurge the ignition transformer and the pilot solenoid valve are energized Observe the pilot flame and if necessary adjust the pilot pressure regulator to obtain a stable flame with the highest steady flame signal For flame signal readings see attached flame safeguard manual With the main manual shut off valve still closed the flame safeguard will lock out after approximately 10 seconds only with high low and modulating burners which use an interrupted pilot Repeat the ignition cycle a few times to ensure a fast ignition and stable pilot flame Open the main manual shut off valve and set the high low limit switch and the modulating controller so that after establis
36. isdiction should be consulted before installations are made USA Units Installation must be made in accordance with local codes or in absence of local codes with ANSI Standard Z223 1 1992 N F P A No 54 National Fuel Gas Code or the latest edition of All ANSI and NFPA Standards referred to in these installation instructions are the ones that were applicable at the time the design of this appliance was certified The ANSI Standards are available from the American Gas Association 1515 Wilson Boulevard Arlington Virginia 22209 The NFPA Standards are available from the National Fire Protection Association Batterymarch Park Quincy Massachusetts 02269 The heaters are designed for use in airplane hangers when installed in accordance with ANSI NFPA No 409 and in public garages when installed in accordance with the NFPA No 88A and NFPA No 88B CLEARANCES MODEL CONFIGURATION CLEARANCES TO COMBUSTIBLE CONSTRUCTION in inches 36 18 36 36 18 36 3 6 Fel 6 1 3 6 6 5 Vertical Upflow Floorset Horizontal Floorset AC Vertical Upflow High Velocity Floorset Notes Three inch bottom clearance May be installed on combustible floor when mounted on 4 inch steel base channels Floor clearance is measured from bottom of unit casing 36 18 36 6 DO 6 R_ Vertical Downflow Floorset_ 0 E For service it is advisable to maintain a minimum 24 inc
37. it upon arrival for any shipping damage If any part is missing or damaged notify the carrier at once If the unit cannot be installed immediately store it and its accessories in a clean and dry place HANDLING AND SUSPENSION Do not handle the unit by attaching hooks jacks or chains to the unit casing or any other component Spreader bars are recommended when making single point lifts Horizontal indoor units may be handled and suspended using the lugs on the base frame Horizontal rooftop units are provided with base frame lugs Vertical upflow units including AC model and vertical down flow models are provided with eye bolts to ease handling For all models the heating and blower sections are shipped separately see Fig 1 for exploded view Assemble the sections by aligning the pre drilled flanges and securing the assembly with the fasteners provided Use gasketing material to prevent infiltration at the joints Optional sections such as mixing boxes are shipped separately A list of these along with any other unit components that have been shipped separately from the unit is included at the end of this manual GENERAL INSTALLATION NOTES This unit must be installed in accordance with the current standard CAN CSA 1 B149 1 or CAN CSA 1 B149 2 Installation codes for gas burning appliances and equipment and or the applicable provincial regulations for the class which should be carefully followed in all cases Authorities having jur
38. on of rotation 5 Check supply fan motor load against rating plate figure If actual figure is significantly different than the rating plate value take corrective actions with respect to duct work and accessories external to the unit 6 The thermal overloads must be left set appropriate to the motor performance after all adjustments have been made 7 Repeat steps 2 through 6 for the induced draft fan motor power vented units only 8 Remove jumper from fan switch if installed in step 4 above 9 Ensure all manual fuel valves are open 10 Turn on off switch on burner to on position 11 Check direction of rotation of burner fan 12 Set thermostat to temperature desired 13 After a prepurge period the pilot will light and main burner will energize Check for good clean flame and smooth light off conditions 14 Check unit performance as described on the factory test report Include items such as stack temperature CO 2 level flame signals etc Readings obtained in the field should not deviate significantly from those obtained at the factory SHUT DOWN EMERGENCY SHUT DOWN 1 Set disconnect switch to off position 2 Closethe manual main fuel valve 3 Setthe burner on off switch to off position SERVICE SHUT DOWN 1 Set the burner toggle switch to off position 2 Closethe manual main fuel valve 3 Setthe operating controls eg thermostat remote panel switches so as to prevent heating operation
39. op approximately 15 seconds after solenoid valve closes Observe the pilot flame If it is weak screw in the pilot regulator adjustment If it is excessively rich and large or floating from the pilot tip back off the regulator adjustment Set the pilot to a stable blue flame which burns firmly within the pilot tip Check flame current with a DC volt meter It should show a steady 15 17 volts Fireye or 3 5 VDC Honeywell Operate air shutter throughout range to check pilot stability Adjust pilot regulator slowly to obtain highest reading possible try several relights Set the shutter to match the intended input i e full open for maximum closed for minimum or partially open for mid range Slowly open main manual valve until the main flame ignites Continue to open valve adjusting air shutter if necessary if the manual valve is fully opened before input is reached screw in regulator adjustment Set regulator to desired manifold pressure marked on the rating plate NOTE Do not screw the adjusting nut in past the point where no further increase in manifold pressure is noted If the specified pressure cannot be reached check for proper inlet pressure at the inlet of the main manual valve with the burner running Readjust the main air shutter to provide a quiet soft flame blue at the burner nozzle with well defined orange tips for natural gas or with well defined yellow tips for propane The primary air adjustment which a
40. plications grease with EP additives are often recommended for optimum performance Table 1 Recommended Lubrication Ball Bearings Roller Bearings Shaft Size Grease Charge Shaft Size Grease Charge inches ounces inches ounces 1 4 to 3 16 0 03 1 3 16 to 1 1 4 0 1 1 2 to 3 4 0 1 1 3 8 to 1 7 16 0 22 1 1 4 to 1 1 2 0 15 1 1 2 to 1 11 16 0 32 1 11 16 to 1 15 16 0 2 1 3 4 to 2 0 5 2 to 2 7 16 0 3 2 to 2 3 16 0 55 2 1 2 to 2 15 16 0 5 2 1 4 to 2 1 2 0 65 3 to 3 7 16 0 85 2 11 16 to 3 0 85 3 1 2 to 4 1 5 3 3 16 to 3 1 2 1 25 3 15 16 to 4 2 5 4 7 16 to 4 1 2 3 1 Frequency of re lubrication depends upon operating conditions The bearing operating temperature is the best index for determining a re lubrication schedule The following chart gives the frequency of re lubrication based upon continuous operation for various operating temperatures and can be used as a satisfactory guide for determining when bearings should be re lubricated Table 2 Lubrication Frequency Speed Temperature Cleanliness Greasing Interval 100 RPM Up to 120 F Clean 5 months 500 RPM Up to 130 F Clean 2 months 1000 RPM Up to 210 F Clean 2 weeks 1500 RPM Over 150 F Clean Weekly Any speed Up to 150 F Dirty 1 week to 1 month Any speed Over 150 F Dirty Daily to 1 week Any speed Any temperature Very dirty Daily to 1 week Any speed Any temperature Extreme conditions Daily to
41. t 4917 00 Main Orifice Holder 5234 50 Flame rod assembly 4918 11 Elbow 1 NPT 5249 01 Pilot air baffle 4919 60 Blower Wheel with centrifugal actuator and Disc 5249 32 Spark rod assembly 4919 90 Centrifugal Actuator Disc 5250 00 Pilot tip with cone less insulators rods temflex and baffle 4927 509 1 6 HP motor 120 1 60 G E 5KH35FN123X 5272 00 Blower inlet grille note 1 3 HP substitute SKH33DG655Y 5KH33DN171Y Dayton 6K149 Marathon 5939 01 Flame rod wire 5 through 9 burner tube 48534D191A 48S34D203 Universal Electric HH1E001N Century X 173668 XX 8433 06 Pilot spud 021 PROPANE 3N4 021 Y90AA 5232 8433 10 Pilot spud 032 NATURAL 2 15M1 032 4944 02 Main Spud 25 64 390 minimum capacity 8437 419 1 6HP totally enclosed motor 115 1 60 Century NATURAL drill 7 16 437 for 400 540 MBH X 176797 XX special and Canadian burners range and omit for 540 700 range only Not interchangeable with drip proof motor 4921 50 4944 03 Main Spud 21 Drill 390 minimum capacity for desired capacity per manual 8447 11 lgnition transformer 120 1 60 primary 6000 volts secondary Webster 612 6A020 612 6A044 4944 10 Main Spud Extension France 3RABVR 19 Jefferson 638 181 4946 00 Motor Spacer 4 required 8450 21 holder sealing gasket 4959 05 Pilot Air Tube Kit 8451 06 Spark rod insulator sleeve 5201 00 sg pass thru for 1 4 tu
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