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Aiko CTH3-115 User's Manual

1. CONTROL BOARD milia Attach supplied wire terminal receptacles to ends of control wiring Attach control wiring to appropriate tabs on control board Heater Side View Control Wiring 0 4 7 Control Wiring to Control Board Description Part Number Cable Grommet with Tie 91309605 55 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 11 OPERATION AND MAINTENANCE Electrical Shock Hazard Explosion Hazard Disconnect electric before service Heater must be connected to a properly grounded electrica source Turn off gas supply to heater before service A WARNING Cut Pinch Hazard Wear protective gear during installation operation and service Burn Hazard Allow heater to cool before service Tubing may still be hot after operation Edges are sharp Failure to follow these instructions can result in death electric shock injury or property damage 11 1 Sequence of Operation The control inside the heater s control compartment is equipped with a tri color LED The LED offers comprehensive diagnostic capability The LED status will be referenced throughout this section 1 When the control is powered and there is no call for heat from external heat demand device the LED on the control flashes slow gre
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3. 15 Figure 17 U Tube Heater Assembly Overview 23 Figure 18 U Tube Heater Layout Overview 24 Figure 19 Reflector Joint 26 Figure 20 Tube Termination 32 Figure 21 Gas Connection with Flexible Gas Hose 38 Figure 22 Zone Sensor Wiring Diagram 39 Figure 23 Central Heater Jumper Settings 40 Figure 24 Satellite Heater Jumper Setting 41 Figure 25 Communication Wiring within a Zone of Heaters 42 Figure 25 Communication Wiring within a Zone of Heaters continued iiia petrae Rb 43 Figure 26 Thermostat Control Wiring Diagram 44 Figure 27 Analog Control Signal Wiring Diagram 47 Figure 28 Potentiometer Control Wiring Diagram 48 Figure 29 Modulating Thermostat Wiring Diagram LonWorks 4 20 mA 49 Figure 30 Modulating Thermostat Wiring Diagram LonWorks 2 10Vdc with 500 Ohm resistor Optional e ET 50 Figure 31 Modulating Thermostat Wiring Diagram with BACnet optional 51 LIST OF TABLES Table 1 Contents of Burner 11 Table 2 Contents of Core and Extension Packages 11 Tabl
4. Tube Length Model Minimum CTH3 80 20 6 m 115 30 9 CTH3 150 40 12 m CTH3 200 50 15 m 1 6 1 2 3 m 25 m Total Overall Tube Length Step 6 4 Turbulator Installation Turbulator must be installed in the last standard section of tube Turbulator is not required on the CTH3 200 gt Pi Turbulator Installation Y CTH3 80 2nd 10 Section Turbulator CTH3 115 3rd 10 Section Section CTH3 150 4th 10 Section CTH3 200 N A V Turbulator Adapter Pull String Fold tab around outside SY of tube nearest to the vent to Description Part Number 17 hold turbulator in place Turbulator Adapter 03051503 Turbulator Section 03051504 Tube 91409XXX 18 of 71 SECTION 6 HEATER INSTALLATION 6 5 Reflector Installation A WARNING Fire Hazard Support reflector with reflector hanger and support strap Reflector must not touch tube Failure to follow these instructions can result in death injury or property damage NOTE All tube surfaces must be covered by a reflector except for a U Tube Reflector Description Part Number Tube Reflector Hanger 03090100 Burner Tube 03051XXX Reflector 02750303 19 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Step 6 5 1 Reflector U Clip and Reflector Support Installation
5. 11 SECTION 6 Heater Installation esses 12 6 1 Burner Tube Installation 16 6 2 Tube Clamp Package Installation 16 6 3 Coupling and Tube 17 6 4 Turbulator 18 6 5 Reflector Installation 19 6 6 Burner Installation ssenne 21 SECTION 7 Optional Heater Accessories 22 7 1 U Tube Configuration eee 22 72 Elbow Package 25 7 3 Reflector Side Extension 27 74 Lower Clearance Shield Installation 28 7 5 Two Foot Decorative Grille Installation 28 7 6 Protective Grille Installation 30 SECTION 8 Venting eene nnns 31 8 1 Ventlng ci ete 31 8 2 Unvented 31 8 3 Horizontal Venting sne 32 8 4 Vertical Venting eesee 32 8 5 Unvented Operation Tube Termination 32 8 6 Length Requirements 32 8 7
6. Terminals MS TP MS TPN Od 90 DL FSS O C Ol Sa THERMOSTAT Ol Q i Q 28 i4Q scra R Common C oO D Phase R O H Relay 1 w Jumper 22 58 2g ANALOG INPUT gr SELECTOR JUMPER 25 MUST IN THE 0 10 POSITION 5 AS SHOWN 54 J10 JUMPER POSITION 252 DESIGNATION AND mo ANALOG CONTROL Ps 228 MODULATION BHO CONTROL J10 WIRING TO SATELLITE SATELLITE HEATER CONTROL OPTIONAL SWITCH lod DO THERMOSTAT O Od JLO T25 I c L2 w T26 CM E NOTES d 1 A jumper is pre installed between phase 5 R 24VAC and SC1 3 24VAC Relay 8 2 Ground ONLY ONE END of the shielded cable J 117 Separate on off switch is optional for satellite m g heaters install at user level On Off switch is used 183 to disable heater operation or reset a heater that is Ex jg in Iockout mode If on off switch is not desired leave jumper wire between R W ________ u 255 SHOWS SATELLITE place ANALOG CONTROL ub Fog Fog ee or MODULATION CONTROL WIRING Descri tion Part Number C e PER ADDITIONAL SATELLITE HEATERS CONTROL TERMINALS Thermostat modulating BACnet 90425109 T28 and T29
7. 2 Tum OFF electric power to heater FERMER le robinet manuel pricipal du gaz 3 Cierre la v lvula manual principal de gas Tam OFF manual gas valve in the heater supply ine sou EN MARCHE LA CHAUDIERE PARA PRENDER EL CALEFACTOR 1 Tum gas valve and elecire power OFF and wait fve e tendre cing minutes pour que las gaz non i kaa ibaa copes ants minis for unburned gases o von rom heater St wp uses sin querar se verten uer de adam 2 ON main gas valve E QUVRM bie imd oman d qu 2 Despu s cinco minutos abra la v lvula de gas Sou Seance ere nd Improper instalation adjustment alteration service or maintenance can result in death injury or property damage Read instalation Operating Instructions throughly belor staling or serving hs equipment Instalaci n ajuste alteraci n mant incorrecto de este equipo puede lesiones o da os aa propie Insmucetones de operaci n y seii antes slala o componer oste equipo Este aparato puedo ser instalado en varias tst en s struciones de instalaci n provecas Esta unidad This appliance can be instaod in variablo configurations as epecfed in tne instalation instructions proved Units except modulating units are converti puode ser para su utlizaci n tanto con gas aero gases Propane or gas s
8. Requirements Heaters must be controlled by a common thermostat 8 11 5 Horizontal Outside Air Supply for Double Heater Installation TOP VIEW For 80 or 115 models 6 15 cm Single Wall Pipe For 150 and 200 models 7 18 cm Single Wall Pipe T B Flex Hose Vent Cap ___ Recommended 4 ES pM 10 cm MIR Burner Min 45 uud g 5 Sweeping Y Connection For 80 or 115 models 4 10 cm lt Single Wall Pipe For 150 and 200 models 5 13 cm Single Wall Pipe N f Burner Recommended Description Part Number Vent Cap 6 15 cm 90502302 Requirements Heaters must be controlled by a common thermostat 36 of 71 SECTION 9 GAS PIPING A WARNING Fire Hazard Tighten gas hose fittings to connect gas supply according to Figure 21 Gas hose can crack when twisted Gas hose moves during normal operation Use only 36 91 cm long connector of 1 2 or 3 4 nominal ID Connector supplied with heater for U S models not with Canadian models Failure to follow these instructions can result in death injury or property damage AWARNING Explosion Hazard Leak test all components of gas piping before operation Gas can leak if piping is not installed properly Do not high pressure test gas piping with heater connected Failure to follow these instructions
9. 20 of 71 reflector supports and U clips depends on the individual installation Use either pop rivets or sheet metal screws instead of u clips when installing end caps and joint pieces in areas where impact and high wind may be a factor The following rules must be observed Tight Sheet Metal Screw Reflector Support Strap 28 Slip Overlap _ Reflector Reflector Support Loose screws loosened 1 16 16 cm to allow 3 Slippage 3A Non Slip Overlap N Reflector Tight Screws 2 Clips per Non slip Overlap Inside a Hanger SECTION 6 HEATER INSTALLATION Step 6 6 Burner Installation Burner Tube Burner must be installed with the flame observation Lock window facing down Washer Torque 120 in lb Description Part Number 13 56 Nm Bolt 94273914 Burner 034XXXXX Lock Washer 96411600 Gasket 02568200 21 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 7 OPTIONAL HEATER ACCESSORIES AWARNING Cut Pinch Hazard Wear protective gear during installation operation and service Edges are sharp Failure to follow these instructions can result in injury 7 1 U Tube Configuration Heaters are approved for optional U Tube configurations The U Tube may be installed in either a standard horizontal position a 45 position or in an opposite 45 position as shown on Page 7 Figure 7 through Figure 9 When using
10. Canadian Models Rubber Type 1 Gas Hoses available as an accessory See Page 37 Section 9 Table 2 Contents of Core and Extension Packages Core Packages Aluminized Extension Packages Aluminized Table 3 CTH3 Series Component Package Guide Part No Description 10 3m 20 30 9m 40 12m 10 3m 20 30 9m 40 12m 91409408 HT Aluminized 10 3m 1 2 3 1 2 3 4 03051101 Burner Tube ALUMI THERM Steel 10 3m 5 1 1 5 03051601 Burner Tube HT ALUMI THERM Steel 10 3m 1 1 01312700 Assembly 1 2 3 1 2 3 02750303 Standard Reflector 8 2 6m 2 3 4 6 2 3 4 6 02750800 2 2 2 2 03090100 and Reflector Hanger 2 3 4 5 1 2 3 4 91907302 S Hook 2 3 4 5 1 2 3 4 03050010 Reflector Support Package Strap Wire Form Screws 1 2 3 5 2 3 4 6 91107720 U Clip Package 1 1 1 1 1 1 1 1 90502700 Vent Adapter 1 1 1 1 01318901 Clamp Package 1 1 1 1 z z 5 5 5 5 5 gt 5 5 l a a a a Part Number 5 5 5 5 5 5 5 5 N N vt Q a a a a amp a O Ed gt lt x ft Model Tubing Length Core Packages Minimum Aluminized CTH3 80 20 6m CP20ALUM CTH3 115 30 9m CTH3 150 40 12m CP40ALUM CTH3 200 50 15m CP30ALUM EXP20ALUM Addit
11. IND 4V8 J10 JUMPER POSITION SHOWS CENTRAL m HOISIWH3HI DESIGNATION AND ANALOG CONTROL METHOD m aans lOd 1X3 Y3diM Hv8 J9 J10 JUMPER POSITION SHOWS SATELLITE DESIGNATION AND T30 ANALOG CONTROL METHOD ET s J10 z s lt MODULATION CONTROL WIRING prre EE ADDITIONAL SATELLITE HEATERS CONTROL TERMINALS 128 and T29 NOTE 1 For non communicating thermostats without LonWorks bus thermostat terminals marked EB and no LonWorks bus communication wires are used Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a heater that is in lockout mode If on off switch is not desired leave jumper wire between R and W terminals in place Description Thermostat modulating Part Number 90425105 Thermostat modulating LonWorks 90425104 50 of 71 SECTION 10 WiRING FIGURE 31 Modulating Thermostat Wiring Diagram with BACnet optional CENTRAL HEATER CONTROL
12. 29 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 7 6 Protective Grille Installation Step 7 6 1 Silicone Cap Installation 5 850 E o to 529 5 zZ 2 2 0 10 lO Joje a 550 8 E ss 21210 8 f 5 ovo 71 0 Step 7 6 2 Grille End Cap Installation Bend up 90 Grille End Cap Pull outward Step 7 6 3 Grille Installation Q LL Section Reflector 30 of 71 SECTION 8 VENTING Carbon Monoxide Hazard Heaters installed unvented must be interlocked with sufficient building exhaust Heaters must be installed according to the installation manual Failure to follow these instructions can result in death or injury AWARNING Cut Pinch Hazard Wear protective gear during installation operation and service Edges are sharp Failure to follow these instructions can result in injury 8 1 Venting This heater must be vented in accordance with the rules contained in this manual and with the following national codes and any state provincial or local codes which may apply United States Refer to National Fuel Gas Code 54 ANSI 7223 1 latest revision Canada Refer to Natural Gas and Propane Installation Code CSA B149 1 latest revision Exhaust end of heater will accept a 4 10
13. Open Circuit OFF Closed Circuit ON Minimum rated input at 196 of signal 0 4 mA Full rated input at 90 of signal 18 mA Input varies linearly between 4 mA and 18 mA BMS controllers often offer PID loop control that can optimize output signal and rate of change of the output signal Common analog application is defined as follows 1 BMS sensors that monitor zone air temperatures are located in the heating space FIGURE 27 Analog Control Signal Wiring Diagram ON OFF SWITCH REQUIRED CENTRAL HEATER CONTROL REMOTE ANALOG CONTROL SIGNAL FROM SEPARATE CONTROLLER 0 10Vdc OR 4 20mA HOISINH3HL SECTION 10 WiRING Based on sensed temperatures the BMS will output an analog signal for the desired heater s firing rate As heater s receive the analog signal from the BMS the heater s modulate to the correspond ing firing rate As sensed air temperature rises closer to the desired temperature setpoint the BMS will reduce the output signal in turn reducing heater firing rate Upon satisfying temperature setpoint the BMS will either a Turn off the heater b Reduce the signal so that the minimum heater firing rate is maintained until the sensed temperature rises above the setpoint to a cut off limit temperature when the BMS turns off the heater SATELLITE HEATER CONTROL OPTIONAL D HOLSINH3HL ANALOG INPUT CONTROL IS USED TO SELECT ANALOG S
14. Please See Page 57 for suggested items to inspect SECTION 11 OPERATION AND MAINTENANCE Installation Code and Annual Inspections All installation and service of ROBERTS GORDON equipment must be performed by a contractor qualified in the installation and service of equipment sold and supplied by Roberts Gordon LLC and conform to all requirements set forth in the ROBERTS GORDON manuals and all applicable governmental authorities pertaining to the installation service operation and labeling of the equipment To help facilitate optimum performance and safety Roberts Gordon LLC recommends that a qualified contractor conduct at a minimum annual inspections of yur ROBERTS GORDON equipment and perform service where necessary using only replacement parts sold and supplied by Roberts Gordon LLC The Vicinity of the Heater Do not store or use flammable objects liquids or vapors near the heater Immediately remove these items if they are present See Page 5 Section 3 Vehicles and Other Objects Maintain the clearances to combustibles Do not hang anything from or place anything on the heater Make sure nothing is lodged underneath the reflector in between the tubes or in the decorative or protective grilles included with select models Immediately remove objects in violation of the clearances to combustibles See Page 5 Section 3 Reflector Support reflector with reflector hanger and support str
15. Buffalo NY 14240 0044 Phone 716 852 4400 e Fax 716 852 0854 Toll Free 800 828 7450 e www rg inc com About the Owner Name Address City State Zip Code Phone Fax E mail About the Installer Name Address City State Zip Code Phone Fax E mail Purchased From if different than installer Name Address City State Zip Code Phone Fax E mail About your Heater Model Serial Fuel Installation Date Type of Installation check one Automotive Manufacturing Warehouse Recreational Aircraft Public Building Office Retail Agricultural Other Installation Code and Annual Inspections All installation and service of ROBERTS GORDON equipment must be performed by a contractor qualified in the installation and service of equipment sold and supplied by Roberts Gordon LLC and conform to all requirements set forth in the ROBERTS GORDON manuals and all applicable governmental authorities pertaining to the installation service operation and labeling of the equipment To help facilitate optimum performance and safety Roberts Gordon LLC recommends that a qualified contractor conduct at a minimum annual inspections of your ROBERTS GORDON equipment and perform service where necessary using only replacement parts sold and supplied by Roberts Gordon LLC These products are not for residential use This product is intended to assist licensed
16. TERR RR ATTENTION Risque d incendie Serrez et installez es raccords de canalisation de gaz pour le peut se fissurer une fols tordue Le ligne de gaz se d place pendant l ex cution normale Utilisez seulement un connecteur de ou de 4 en tre inteme nominal et d une longeur de 36 91 cm Le connecteur est foumi avec le chauffage pour les sies am ricains Pas avec les mod les canadiens ces consignes peut causer la mort les Vera rae ety gauche gestions okay pm a Were Movement Mouvement appro de p Printed in Ine S Alpi aux Eas Uni PN 951018122 Or Gas Connection Label 2 of 71 FIGURE 2 Side and Back Panel Label Placement SECTION 1 HEATER SAFETY EE Control Side Panel Control Side Panel Inside Fire Hazard Risque d incendie Some objects will catch fire or explode when placed Certains objets plac s pr s du radiateur peuvent close to heater Keep all flammable objects liquids Senflammer ou exploser Tenir tous les objets liquides and vapors the required clearances to combustibles et vapeurs inflammables la distance de s curit requise away from heater Failure to follow these instructions du radiateur Le non respect de ces consignes peut causer can result in death injury or
17. e Check the pipe and tubing ends for leaks before placing heating equipment into ser vice When checking for gas leaks use a soap and water solution never use an open flame 37 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL FIGURE 21 Gas Connection with Flexible Gas Hose CORRECT POSITIONS A CAUTION Product Damage Hazard Shut Off Valve included with gas hose must be parallel to burner gas inlet The 3 8 cm displacement shown is for the cold condition This displacement may reduce when the Hold gas nipple securely with pipe wrench when attaching gas hose system is fired 3 8 max displacement Side View 12 30 cm A Gas Hose 36 91 cm length Heater Movement lt j Heater Movement Heater Movement Failure to follow these instructions can result in product damage Vertical as shown left Alternate positions okay Horizontal End View INCORRECT POSITIONS WRONG INSTALLATION Heater Movement 4 b Eu Heater Movement lt q gt Description Part Number 1 2 Flexible Stainless Steel Gas Hose US Models 91412200 3 4 Flexible Stainless Steel Gas Hose US Models 91412204 1 2 Rubber Type 1 Gas Hose Canadian Model
18. i6 40102 781 612 5007 44112 50 CTHZIHE T25 CTH3 115 OneSke 616 923 8321 65166 7 trt 610 46117 79201 43 Lower Shiai 6 10 54125 48122 54 CTH2 HEICTH3 150 Reflector 605 90 8629 69 Utube Standard 6 05077 8421 47 cran protecteur 6 55 50177 55 GmMaME zSCTHS200 R fecmurkunct 9 73 TubesnUsndaM 540 BIO S1 a n A B oc D C D 1 A E F 2 40 i 516 1535 83155 15 n FEN fees 1455 1835 18 816 2551 72102 25 1 68155 22 CTH2IHE 100 TEES aros esso mmu ae 45 CTH2 HE 125 CTH3 115 Two Side 6 32 84 32 e 1026 70 78 22 24 18 CTHaMEICTHa 150 Recon 61 35 95 5 U TubeOpposte4S 120 74155 847 22 POM CCTHME 175 CTH3 200 Reece 8 40 91 40 34 12 76 65 22 Venting Mention 20 30 18 ROBERTS GORDON www rg inc com Printed in the U S A Imprim aux Etats Unis PIN 91013423 Rev B a RT ERR TII E a B Wiring Label A WARNING ATTENTION Carbon Monoxide Hazard Risque de Monoxyde de Carbone Do not adjust gas pressure N ajustez pas pression de gaz Do not tamper with sealed parts Nalt rez pas les pi ces scell es Pressure regulator is factory calibrated Le r gulateur
19. Hanger Coupling Assembly U tube 14 36 cm reflector width not shown b 2 5 end cap to burner 2 5 end cap to hanger d 76 229 cm distance first hanger e 10 305 cm distance between hangers f 5 153 cm distance between last full tube hanger and half tube hanger g 17 5 44 cm burner length h 9 5 24 cm burner height Requires the last reflector before the u tube to be cut in half for use on both sides Requires the last tube before the u tube to be cut in half for use on both sides 20 6 m Tube Length b Ic INE 30 9 m Tube Length b c m 40 12 m Tube Length b lME 50 15 m Tube Length b 60 18 m Tube Length b c 70 21 m Tube Length b C 24 m Tube Length 24 of 71 SECTION 7 OPTIONAL HEATER ACCESSORIES 7 2 Elbow Package Configuration Step 7 2 1 Elbow Installation lt Vy C Minimum Distance Required Description Part Number VV 9C Between Burner and Elbow Elbow Package 02718702 Minimum 90 Elbow 01335801 90 Elbow Model Distance Coupling 01312700 CTH3 80 10 3m Reflector End Cap 02750800 115 Reflector Joint Piece 02750900 CTH3 150 15 4
20. eqnj ad saung NUS eqn 1euing abeyoed due eqny 14 of 71 SECTION 6 HEATER INSTALLATION FIGURE 16 Linear Heater Layout Overview LEGEND ll Tube m 20 6 m Tube Length Tube Reflector b Hanger Coupling Assembly Vent Adapter 14 36 30 9 m Tube Length reflector width not shown b 2 5 end cap to burner 2 5 end cap to hanger f d 7 6 229 cm distance first hanger 20 ety TubearLength b e 10 305 distance between hangers f 9 5 24 cm burner height REM g 17 5 44 cm 50 15 m Tube Length burner length a 9 _________________ 60 18 m Tube Length 70 21 m Tube Length P nmni 80 24 m Tube Length 15 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Step 6 1 Burner Tube Installation NOTE Tubing requires a downward slope of 1 2 1 3 cm per 20 6 m away Lc from burner Offset mounting hole must be to the top Burner Tube Weld seam must be to the bottom of the tube 7T 6 1 229 25 Description Part Number Burner Tube 03051XXX S Hook 91907302 Tube Reflector Ha
21. 10 1X3 10 2 2 Satellite Heater Configuration Satellite heater configuration is set by positioning of jumpers on pin block J10 located on the control board inside the heater compartment See Page 41 Figure 24 Jumper position on J10 shown on Page 41 Figure 24 will configure heater as a satellite heater The jumper position for satellite is the same as the jumper position of a central heater using a zone sensor Jumper on J9 may be left alone FIGURE 24 Satellite Heater Jumper Setting SECTION 10 WiRING PER SETTING z e T m 2 z o lOd 41 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 3 Communication Wiring within a Zone of Heaters Satellite heaters will be wired in series to the central Communication wiring uses the T28 T31 terminals heater via low voltage control wiring on the control see Page 42 Figure 25 FIGURE 25 Communication Wiring within a Zone of Heaters CENTRAL HEATER CONTROL PRESSURE SENSOR Example shows central heater s control J9 and J10 configured for 0 10 Vdc analog input FIRING HIGH WIPER 42 of 71 SECTION 10 WiRING 10 3 Communication Wiring within a Zone of Heaters continued Satellite heaters will be wired in series to the central heater via low voltage control wiring Communication wiring uses the T28 T31 terminals on the control See Page 42 through Page 43 Fig
22. 51 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 5 Internal Wiring MOTOR BLOWER z 9 EE V o9 a x oO al OE m m as S S 2 xx 2 x PON Eu do L zz i x a zi tr 5 a m am c uo c 5 LLI e x zi lt 2 gt c gt IE a W lt x 3 5 5 d 2 We E I E E 2 8 4 amp 8 5 EN 3 m m a JOG ONG a Eis toot IM E E fal z LY Www em des m m D q EH o m nm ino o 5 2 lt 5 55 p am u a x 2 A gt gud o ZZ 05 amp 2 2 H lt DE m uy rn See 39 Section
23. Description Part Number Band Clamp Vent 4 10 cm for 80 000 Btu h Recommended and 115 000 Btu h models 90502300 Vent Cap 5 13 cm for 150 000 Btu h and 200 000 Btu h models 8 11 3 Horizontal Outside Air Supply for Single Heater Installation SIDE VIEW For 80 and 115 models 4 10 cm Single Wall Pipe 150 200 models wae 5 13 cm Single Wall Pipe ent Cap Flex Hose BE Burner MNT Band Clamp uA 4 Recommended 10 cm Min Description Part Number Vent Cap 4 10 cm for 80 000 Btu h and 115 000 Btu h models 90502300 Vent 5 13 cm for 150 000 Btu h and 200 000 Btu h models 9050230 35 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 8 11 4 Vertical Outside Air Supply for Double Heater Installation SIDE VIEW TOLL LTTE Vent Cap Roof For 80 and 115 models 6 15 cm Single Wall Pipe For 150 or 200 models 7 18 cm Single Wall Pipe Sweeping T Flex Hose Connection Recommended i Flex Hose Band Clam For 80 and 115 models 4 Recommended 10 cm Single Wall Pipe Recommended For 150 or 200 models 5 13 cm Single Wall Pipe Description Part Number Vent Cap 6 15 cm 90502302
24. Sweeping T Vent Adapter Connection AQ 4 10 cm Single Wall Pipe __ Vent Adapter Vent Terminal Tjernlund VH1 6 or Equivalent aS SS 1 Outside Wall 6 15 cm Single Wall Pipe Vent Adapter Sweeping gt Connection 4 10 cm Single Wall Pipe lt 4 10 cm Single Wall Pipe Description Part Number Vent Adapter gt 7 Vent Terminal 6 15 cm 90502101 E Requirements Heaters must be of the same BTU output Maximum of two heaters can be commonly Heaters must be controlled by a common vented through a side wall thermostat 33 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 8 10 Common Vertical Venting Type B vent cap 7 or 8 may be used Single Wall Pipe TOP VIEW SIDE VIEW These are not available from Roberts Gordon CET CT Type B Vent Pipe 2 0 61 Roof Min J Flashing Roof The last section of vent pipe passing through the roof or EK Approved wall may be Type B vent pipe Thimble All other vent materials in the N If Applicable building must be single wall Vent Adapter vent pipe 24 Single Wall Pipe Vent Adapter
25. The pictorial drawings of the heater construction in Section 6 are schematic only and provide a general guideline of where hangers reflector supports and U clips are to be installed To ensure proper expansion and contraction movement of the reflectors a combination of U clips and reflector supports are used The positioning of 1 The first reflector after the burner must be affixed in the middle of the reflector with a reflector support and tight screws Reflector Overlap must be a minimum of 6 16 cm 2 The overlap at the first and second reflector is a slip overlap Thereafter every third reflector joint is a slip overlap A slip overlap is achieved by either both reflectors lay inside a hanger No reflector support needed b using a reflector support with loose screws at the reflector overlap 3 The remaining reflector overlaps require a non slip overlap connection To affix the reflectors together in a non slip overlap either a use reflector support and tight screws b if both reflectors lay inside a hanger u clips or sheet metal screws may be used This section of three reflectors joined together must be affixed to the tube with at least one reflector support with tight screws Part Number 03050010 91908004 03050000 94320812 91107720 027508XX Description Reflector Support Package Wire Form Reflector Support Strap Screw 8 x 3 4 U Clip Package Reflector End Cap
26. conditions expressed or implied statutory or otherwise other than those contained in this warranty Roberts Gordon LLC shall in no event be responsible for incidental or consequential damages or incur liability for damages in excess of the amount paid by you for the ROBERTS GORDON VANTAGE MODULATING Some jurisdictions do not allow the exclusion or limitation of incidental or consequential damages so this limitation or exclusion may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from jurisdiction to jurisdiction Roberts Gordon LLC shall not be responsible for failure to perform under the terms of this warranty if caused by circumstances out of its control including but not limited to war fire flood strike government or court orders acts of God terrorism unavailability of supplies parts or power No person is authorized to assume for Roberts Gordon LLC any other warranty obligation or liability LIMITATIONS ON AUTHORITY OF REPRESENTATIVES No representative of Roberts Gordon LLC other than an Executive Officer has authority to change or extend these provisions Changes or extensions shall be binding only if confirmed in writing by Roberts Gordon LLC s duly authorized Executive Officer 71 of 71 E ROBERTS GORDON Sota Infrared Heating OWNER WARRANTY REGISTRATION CARD Mail or Fax to Roberts Gordon LLC 1250 William Street Box 44
27. 5m U Clip Package 91107720 CTH3 200 Step 72 2 Elbow Installation A NY N Reflector Joint Scribe Contour Maximum 25 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Step 72 4 Reflector Joint Installation Cut away contour with tin snips Punch drill six 3 32 2 mm holes Step 72 5 Reflector Joint Detail Install reflector end cap Attach reflector joint with six 8 sheet metal screws 26 of 71 SECTION 7 OPTIONAL HEATER ACCESSORIES 7 3 Reflector Side Extension Step 73 1 Bracket Installation d Reflector and Reflector Hanger Reflector Support Reflector Side Extension Bracket 2 per Reflector Use additional supports in high air movement applications Description Part Number Reflector Side Extension Package 02712700 Reflector Side Extension 01368000 Retainer Clips 02751200 Sheet Metal Screws 94118106 Order Separately Reflector Side Extension Bracket 01329910 Step 73 2 Side Reflector Installation Cut relief notches for supports and hangers Retainer Clip 2 per Side Reflector Side Extension 27 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 74 Lower Clearance Shield Installation Step 74 1 Shield Support Strap Assembly Align Pilot Holes Lower Clearance Sh
28. 90320114K 200NG 90320115K 200LP 90320116K 68 of 71 SECTION 14 GENERAL SPECIFICATIONS 14 1 Material Specifications 14 1 1 Reflectors 024 Aluminum Optional 024 Stainless Steel Type 304 14 2 Heater Specifications 14 2 1 Control System Modulating Gas Valve and Hot Surface Electronic Ignition Control with Four try 100 shut off Prepurge Post Purge Auto Reset Tri color LED Status Fault Indicator General Specifications for the heaters are as follows End View Side View SECTION 14 GENERAL SPECIFICATIONS 14 3 Suspension Specifications Hang heater with materials with a minimum working load of 75 16 33 kg See Page 13 Figure 14 14 4 Controls Specifications Time switches sensors etc can be wired into the electrical supply External controls supplied as an optional extra Reflector Minimum Length A fe TLS 44 cm Heat Input Rate LP Btu h X 1000 Heat Input Rate NG Btu h X 1000 Model Min to Max Min to Max CTH3 80 CTH3 115 CTH3 150 CTH3 200 52 to 80 75 to 115 100 to 150 130 to 200 55 to 80 78 to 115 105 to 150 135 to 190 Length A Minimum 40 12m 50 15m mum Turbulator Select Models Recommended Minimum Mounting Height Space Spot 20 6m 30 9m 12 15 3 6 4 5 m 15 20 4 5 6 m 20 25 6 76 m 25 76 m 11 3 3 m 15 4 6 m
29. Gordon recommends that a qualified contractor conduct at a minimum annual inspections of your ROBERTS GORDON equipment and perform service where necessary using only replacement parts sold and supplied by Roberts Gordon Further Information Applications engineering and detailed guidance on systems design installation and equipment performance is available through ROBERTS GORDON representatives Please contact us for any further information you may require including the Installation Operation and Service Manual This product is not for residential use 2012 Roberts Gordon LLC All rights reserved No part of this work covered by the copyrights herein may be reproduced or copied in any form or by any means graphic electronic or mechanical including photocopying recording taping or information storage and retrieval systems without written permission of Roberts Gordon LLC WWW rg inc com Printed in U S A P N 91037912 Rev J
30. Horizontal Ventilation 4 10 cm Pipe 32 8 8 Vertical Ventilation 4 10 cm Pipe 33 8 9 Common Side Wall Venting 33 8 10 Common Vertical Venting 34 8 11 Outside Combustion Air Supply 35 SECTION 9 Gas Piping eere 37 SECTION 10 Wiring 39 10 1 Standard Heater Configuration 39 10 2 Central and Satellite Heaters Zoning Capability 40 10 3 Communication Wiring within a Zone of Heaters 42 10 3 Communication Wiring within a Zone of Heaters continued essen 43 10 4 Heat Demand Control Wiring 44 10 5 Internal Wiring see 52 10 6 Ladder 53 10 7 Line Voltage Power 54 10 8 Electrical Connection to the Burner 54 10 9 Low Voltage Control Wiring Installation 55 SECTION 11 Operation and Maintenance 56 11 1 Sequence of Operation 56 11 2 To Shut Off Heater 56 11 3 To Start 56 11 4 Pre Season Maintenance and Annual Inspection 56 SECTION 12 Trou
31. a U Tube configuration the following additional rules must be adhered to A minimum of 10 3 on CTH3 80 and mini mum of 15 4 5 m on CTH3 115 150 200 is required between the burner and the U Tube The correct turbulator See Page 18 Figure 6 4 must be installed in the last standard section of tube The burner must never be operated in a tilted position The heater must be properly supported at all loca tions See Page 24 Figure 18 22 of 71 SECTION 7 OPTIONAL HEATER ACCESSORIES FIGURE 17 U Tube Heater Assembly Overview U Tube Support Bracket Reflector Support Tu rbulator m With Select Reflector lt Wm Models Tube Clamp ES Tube U Tube Standard SS U Clips Reflector e End Caps 1 Tight U Bott 2 Loose U Bolt SN 4 10 cm U Bolt 4 10 cm U Bolt EY secured to Burner Tube secured to Bracket with with 1 4 6 mm 1 4 6 mm Lockwashers J 1 4 20 Hex Nuts on Pp 1 4 20 Hex Nuts top and bottom to Allow tor tube expansion E ___ and contraction U Tube 18 457 mm Center to Center U Bolt Nut Lock Washer Lock Washer Nut 23 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL FIGURE 18 U Tube Heater Layout Overview LEGEND EN Burner Reflector TTT Tube 10 3 m Tube 5 1 5 Tube Reflector
32. cm vent pipe using the vent adapter P N 90502700 To prevent leakage of condensation install the vent adapter with the seam on top and seal the joint using a high temperature silicone sealant Any portion of vent pipe passing through a combustible wall must have an approved thimble to conform with the above listed codes SECTION 8 VENTING Vent pipe must be sloped downward away from the burner 1 2 1 cm for every 20 6 m The heater may be individually vented or common vented When venting horizontally a maximum of two heaters can be commonly vented See Page 33 Section 8 9 When venting vertically a maximum of four heaters can be commonly vented See Page 34 Section 8 10 The heater may also be installed unvented in certain circumstances according to building ventilation codes Refer to the above codes and Page 31 Section 8 2 for further information Unvented operation also requires compliance with the clearances to combustibles given on Page 8 Figure 12 The bottom of the vent or air intake terminal shall not be located less than 1 3 m above grade level The vent shall not terminate less than 7 2 1 m above grade where located adjacent to public walkways Vent terminal must be installed at a height sufficient to prevent blockage by snow and building materials protected from degradation by flue gasses Secure all joints with 8 x 3 8 sheet metal screws Seal all joints with high temperature silicone sea
33. from where the burner and burner tube connect FIGURE 7 U TUBE STANDARD REFLECTOR inches centimeters Model A B C D A B D CTH3 80 6 38 69 37 16 97 176 94 Los CTH3 115 6 46 79 43 16 117 201 110 CTH3 150 6 50 84 47 16 127 214 120 CTH3 200 8 54 87 51 21 138 221 130 FIGURE 8 U TUBE 45 inches centimeters Model A B D A B C D CTH3 80 8 8 66 46 21 21 168 117 CTH3 115 8 8 78 61 21 21 199 155 CTH3 150 8 8 84 66 21 21 214 168 CTH3 200 8 8 85 70 21 21 216 178 FIGURE 9 U TUBE OPPOSITE 45 REFLECTOR 5 centimeters Model A B C D A B C D CTH3 80 8 60 66 22 21 153 168 56 PER CTH3 115 10 70 78 22 26 178 199 56 E CTH3 150 12 74 84 22 31 188 214 56 Y CTH3 200 12 76 85 22 31 194 216 56 7 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL NOTE 1 All dimensions are from the surfaces of all tubes couplings and elbows 2 Clearances B C and D can be reduced by 50 after 25 7 5 m of tubing downstream from where the burner and burner tube connect FIGURE 10 2 FOOT DECO GRILLE AND PROTECTIVE GRILLE inches centimeters Model A B C D A B C D 5 CTH3 80 6 38 66 38 16 97 168 97 1 CTH3 115 6 46 77 46 16 117 196 117 T lt B gt CTH3 150 6 50 80 50 16 127 204 127 CTH3 200 8 52 82 52 21 133 209 133 FIGURE 11 LOWER CLEARANCE SHIELD 5 centimeter
34. installation configurations are shown on Page 13 Figure 14 12 of 71 Expansion and contraction of the tube dictates that the minimum suspension lengths in the table on Page 13 Figure 14 be maintained FIGURE 14 Critical Hanger Placement SECTION 6 HEATER INSTALLATION i Typical Suspension Details Beam Clamp Anchor Screw Hook 3 8 _ Concrete Beam Wood Beam 77 Locknut t SS Y Jaesesas saserasasQ Chain Size 3 16 4 Minimum S hooks Washers 2020612095 Turnbuckle Not Included _ Allows for thermal expansion of system Side View Must Be Within 4 10 cm Description Part Number S Hook 91907302 Tube Reflector Hanger 03090100 Q BEA AN 2 45 Angle Hanger Front View Run Length Typical Expansion Minimum Length 10 50 1 3 12 51 60 2 5 18 61 70 3 8 24 13 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL FIGURE 15 Linear Heater Assembly Overview 4 Je depy ey Sh sapon 1219 __ Joyeynquny eqn sdiio n ip ywoddns
35. property damage mort blessures ou dommage mat riel Clearances To Combustibles Distance de d gagement par rapport aux combustibles NOTES 1 Black numerals are in inches NOTES 1 Leschtos nois sonten 2 Riders ee vor he Suae ol i pes couplings and tow 2 Toutes fas dimension mesur s do a srfaco Ious tubs couplages et coudes 2B PS m oF UPG jounsteam kom where fe Bumer and fo tabe conne reor T Prolecve and deco clearances are ho ama as standard tector When installed under the frst 20 om Lr POPE UD Dieu Ier M dex irte setius cot and sous fos promiers 20 on Modelos A B o D i CTHaHEAD dm z 85 81 80151 5 Kew 9787 ed B oss 87 821 66168 60 66 03 46 CTHAME t00 Tu 6 16 40102 71181 40102 1026 82 14188 64 Bi ai 744 s2 orHame asicTistis ese 635 467 77105 46 or 102 821 78199 69 H 85 a gt Sis mur ema mir Mame 0 22i M M EE CTHEME 175 CTHG 200 elector Standard B 52 82 52 123 87 8576 79 0 8 85216 70 Mos Maddie 1 A 8 D c D A B imm EOM 99 970399 63161 30 610 30000 a85 30 CTH2ICTHS HE 80 E 6 5 9 70378 54 Y 8 16 38 7 69176 37 6 40072 3857 40 AN me
36. that is in lockout mode If on off switch is not desired leave jumper wire between R and W terminals in place Description Part Number Thermostat modulating 90425105 Thermostat modulating LonWorks 90425104 49 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL FIGURE 30 Modulating Thermostat Wiring Diagram LonWorks 2 10Vdc with 500 Ohm resistor optional Outdoor Air Sensor Optional Remote Sensor TR21 Optional 500 ohm Resister 2 10 jodulating Thermostat with T5 T6 T7 T4 T3 OS OS AS AS AC AUX LonWorks LonWorks Bus EB HS HC HP M 5 0000090900000 LonWorks Bus CENTRAL HEATER CONTROL THERMOSTAT T24 Optional For Non Communication Thermostat See Note 1 0000 P OPTIONAL SATELLITE HEATER CONTROL SWITCH will be marked e gt ew c T 2 m bl YOLSINYSHL 901VNV ANALOG INPUT T24 SELECTOR JUMPER R MUST BE IN THE 2 10 Vdc POSITION 125 AS SHOWN gt UOOU QUO aans 10 1X3
37. 0 and outdoor air sensors P N 10081521 are available for this thermostat as well The modulating thermostat with LonWorks provides networking capability in a LonWorks system Communications port running at 78 kilobits per second kbs this thermostat can be configured to perform a variety of activities in which data is sent or received on the LonWorks Information that can be shared viewed and modified with network includes Current year month day hour minute second System Mode Space Temperature Outdoor air temperature Current setpoint Occupied Unoccupied schedule commands Space Temperature 10 4 5 Analog signal Modulating with BACnet Programmable Thermostat P N 90425109 If BACnet communication is required a BACnet enabled modulating thermostat can be installed to supply an analog output 0 10VDC signal control to dictate the heater s firing rate For thermostat wiring See Page 51 Figure 31 This thermostat is a flexible wall mounted stand alone control with combined controller sensor Temperature sensing is standard with optional humidity and motion sensing BACnet connections SECTION 10 WiRING allow integral peer to peer BACnet MS TP LAN network communications with configurable baud rates and can easily integrate with a building automation system MS TP Wiring Connect the A terminal in parallel with all other A terminals on the network and the terminal in par
38. 05095 10sues y uo eui M 1 punojb eu jo seules senti eure SU S y 1 ye Buum y SI ynunuoo eui UJ02 2Ul BI MM uopi05 sueqoH eui ysnipy Auedwoo sef 19e1u02 1ejui 2942 eoejdeu 21 ensseud 47 s apow 002 10 9 5 091 10 0 9 5 SLL 08 10 OM 9 G 15291 ye einsseJd seb enjeu sex S poued uous Buunp ainssaid seb 1e ur yoauD eansseud d7 M nss d seb jeinyeu 1 poued uoniuBi einsseJd seb 2940 1edoud 10 Y28049 1edoud 10 2945 13u29 pue uo q31 9eu5 pebind soul oui 4i jeuinq nd y seb pue y ay YOI BU seop poued dn uuew sayy 63 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 12 4 Manifold Gas Pressure Measurement A WARNING Carbon Monoxide Hazard Do not adjust gas valve pressure regulator Do not tamper with sealed parts Pressure regulator is factory calibrated for safe operation Failure to follow these instructions can result in death
39. 10 1 through Page 48 Section 10 4 9 for temperature control device options and wiring schematic 52 of 71 SECTION 10 WiRING 10 6 Ladder Diagram oL1 120 GAS VALVE 0 12734 DOOR SWITCH _ o BLK AIR SWITCH jor SURFACE CONTROL WHT IGNITER FLAME SENSOR See Page 39 Section 10 1 through Page 48 Section 10 4 9 for temperature control device options and wiring schematic 53 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 7 Line Voltage Power Wiring Burner 2 Burner 1 120 V 60 Hz ond Gino Supply Circuit dL dL L1 e 12 Gnd NOTE The burners must have an uninterrupted 120 V 60 Hz 1 power supply 10 8 Electrical Connection to the Burner Burner Connect wires together L1 with suitable approved L2 wire connectors Ground Green to Ground Black White to L2 White Black to L1 Green 54 of 71 SECTION 10 WiRING 10 9 Low Voltage Control Wiring Installation RES lt LOW VOLTAGE CONTROL WIRING CONNECTION CONNEXION PEE WARNING ATTENTION DE MODULE DE CONTROLE A FAIBLE VOLTAGE Install cable grommet and tie in the low voltage wiring access hole
40. 20 6 1 m 23 7 m See Page 5 Section 3 for clearances to combustibles GAS PRESSURE AT MANIFOLD Natural Gas 4 5 wc LP Gas 11 0 wc PIPE CONNECTION 1 2 NPT for 80 amp 115 models 3 4 NPT for 150 amp 200 models DIMENSIONS Vent Connection Size Outside Air Connection Size 5 13 cm for 150 amp 200 models 4 10 cm for 80 amp 115 models Refer to figure above for dimensional information 4 10 cm GAS INLET PRESSURE Natural Gas for 80 115 amp 150 models 5 5 wc Minimum 14 0 wc Maximum for 200 6 0 wc Minimum 14 0 wc Maximum LP Gas 12 0 wc Minimum 14 0 wc Maximum ELECTRICAL RATING ALL MODELS 120V 60 Hz 4 8 A start 1 3 A run 69 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 70 of 71 SECTION 15 THE ROBERTS GORDON VANTAGE MODULATING WARRANTY ROBERTS GORDON WILL PAY FOR Within 36 months from date of purchase by buyer or 42 months from date of shipment by Roberts Gordon LLC whichever occurs first replacement parts will be provided free of charge for any part of the product which fails due to a manufacturing or material defect Roberts Gordon LLC will require the part in question to be returned to the factory Roberts Gordon LLC will at its sole discretion repair or replace after determining the nature of the defect and disposition of part in question ROBERTS GORDON Replacement Parts are warranted for a period of 12
41. 9 T28 4 5 92 129 52 mo T30 T31 ofa 2 jm AE E 5 go a4 m z Ao or 2 2 ANALOG CONTROL METHOD AB mee ANALOG INPUT SELECTOR JUMPER MUST BE IN THE 4 20mA POSITION AS SHOWN J10 JUMPER POSITION SHOWS CENTRAL DESIGNATION AND SATELLITE HEATER CONTROL OPTIONAL SWITCH THERMOSTAT T24 R 125 o 126 ex 6 2 v T27 So 113 i 5 2 14 a 28 T15 22 ao T16 m 9 5 117 x T18 zu 28 119 7 5 J9 T28 E T29 gt 2 J10 JUMPER POSITION eme SHOWS SATELLITE DESIGNATION AND T30 ANALOG CONTROL METHOD t T31 2572 r 1 175 B J10 Fog Fog Fog Fog MODULATION CONTROL WIRING TO ADDITIONAL SATELLITE HEATERS CONTROL TERMINALS 728 and T29 NOTE 1 For non communicating thermostats without LonWorks bus thermostat terminals marked EB will be marked no LonWorks bus communication wires are used Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a heater
42. A gm 4 10 m S 4 10 cm D Area must equal sum of open area of Single Wall Pipe individual vents 8 3 5 3 Requirements Maximum of four heaters can be commonly vented through the roof Heaters must be of the same BTU output Heaters must be controlled by a common thermostat Connections to a common stack must be positioned to avoid direct opposition between streams of combustion gases 34 of 71 SECTION 8 VENTING 8 11 Outside Combustion Air Supply IMPORTANT If the building has a slight negative 8 11 1 Length Requirements pressure or corrosive contaminants such as Follow the constraints listed on Page 32 Section 8 6 halogenated hydrocarbons are present in the air an outside combustion air supply to the heater is required Seal all combustion air pipe joints The air supply duct may have to be insulated to prevent condensation on the outer surface The outside air terminal must not be more than 1 31 above the vent terminal Use of optional outside combustion air is not recommended with unvented heaters 8 11 2 Vertical Outside Air Supply for Single Heater Installation SIDE VIEW lt Cap 2 0 61 Y Roof For 80 and 115 models Flex Hose 4 10 cm Single Wall Pipe Recommended For 150 and 200 models U EN ie 5 13 cm Single Wall Pipe Burner
43. FLECTOR Model A CTH3 80 6 n a CTH3 115 6 F CTH3 150 6 CTH3 200 8 inches centimeters B C D A B C D 38 66 38 16 97 168 97 46 77 46 16 117 196 117 50 80 50 16 127 204 127 52 82 52 21 133 209 133 5 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL NOTE 1 All dimensions are from the surfaces of all tubes couplings and elbows 2 Clearances B C and D can be reduced by 50 after 25 7 5 m of tubing downstream from where the burner and burner tube connect FIGURE 4 ONE SIDE REFLECTOR inches centimeters Model A B C D A B C D CTH3 80 6 9 70 54 16 23 178 138 CTH3 115 6 9 83 65 16 23 211 166 CTH3 150 6 9 86 69 16 23 219 176 CTH3 200 8 9 88 73 21 23 224 186 FIGURE 5 TWO SIDE REFLECTORS inches centimeters Model A B C D A B C D CTH3 80 6 25 72 25 16 64 183 64 CTH3 115 6 32 84 32 16 82 214 82 T CTH3 150 6 35 88 35 16 89 224 89 CTH3 200 8 40 91 40 21 102 232 102 FIGURE 6 45 TILT REFLECTOR inches centimeters A Model A B C D A B C D CTH3 80 8 8 66 60 21 21 168 153 CTH3 115 10 8 78 69 26 21 199 176 ere Dp CTH3 150 12 8 84 74 31 21 214 188 CTH3 200 12 8 85 79 31 21 216 201 6 of 71 SECTION 3 CLEARANCES TO COMBUSTIBLES NOTE 1 All dimensions are from the surfaces of all tubes couplings and elbows 2 Clearances B C and D can be reduced by 50 after 25 7 5 m of tubing downstream
44. FOR YOUR SAFETY If you smell gas Open windows DO NOT try to light any appliance DO NOT use electrical switches DO NOT use any telephone in your building Extinguish any open flame Leave the building Immediately call your local gas supplier after leaving the building Follow the gas supplier s instructions If you cannot reach your gas supplier call the Fire Department WARNING Fire Hazard Keep all flammable objects liquids and vapors the minimum required clear ances to combustibles away from heater Some objects will catch fire or explode when placed close to heater Failure to follow these instructions can result in death injury or property damage WARNING Improper installation adjustment alteration service or maintenance can result in death injury or property damage Read the Installation Operation and Service Manual thoroughly before installing or servicing this equipment Installation must be done by a contractor qualified in the installation and service of gas fired heating equipment or your gas supplier 2012 Roberts Gordon LLC Vanta MODULATING ROBERTS GORDON ue Gas Fired Low Intensity Unitary Heater Installation Operation amp Service Manual CTH3 80 CTH3 115 CTH3 150 CTH3 200 Installer Please take the time to read and understand these instructions prior to any installation Installer must give a copy of this manual to
45. Follow the manufacturer s instructions for proper installation For 6 15 cm common vents in either combustible or noncombustible walls use Tjernlund VH1 6 P N 90502101 or equivalent insulated vent terminal Follow the manufacturer s instructions for proper installation 8 4 Vertical Venting For 4 10 cm an approved vent cap P N 90502300 must be used For 6 15 cm common vent an approved vent cap P N 90502302 must be used For common vertical venting of more than two heaters See Page 34 Section 8 10 A vent shall not extend less than 2 6m above the highest point where it passes through a flat roof of a building 8 5 Unvented Operation Tube Termination Turndown type vent terminal with a screen must be installed at the exhaust end of the tube Vent terminal design shall not incorporate backdraft flap 8 7 Horizontal Ventilation 4 10 cm Pipe FIGURE 20 Tube Termination 8 6 Length Requirements The maximum vent length allowed is 45 13 7 m The maximum outside air supply duct length allowed is 45 13 7 m The total vent length plus outside air duct length and any extensions to minimum heat exchanger lengths cannot exceed 65 19 8 m Vent length should be limited to less than 20 6 m If using extended heater lengths or vent lengths greater than 20 6 m condensation will form in the vent pipe Insulation and additional sealing measures high temperature silicone at al
46. IGNAL TYPE 0 10Vdc OR 4 20mA 4 20mA POSITION SHOWN FOR SATELITTE CONTROLLERS J9 JUMPER CAN BE LEFT IN ORIGINAL POSITION REGARDLESS OF CONTROL METHOD J9 GE 5 3 8 4104 1x3 410 JUMPER POSITION SHOWS CENTRAL DESIGNATION AND J ANALOG CONTROL METHOD J10 JUMPER POSITION din SATELLITE DESIGNATION AB MODULATION CONTROL WIRING L TO SATELLITE HEATERS MODULATION CONTROL WIRING TO ADDITIONAL SATELLITE HEATER CONTROL TERMINALS T28 and T29 Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a heater that is in lockout mode If on off switch is not desired leave jumper wire between R and W terminals in place 47 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 4 9 Potentiometer Control Device Potentiometer 10K Ohm Linear Taper device offers manual control over heater s firing rate This type of potentiometer can be found at Radio Shack Potentiometer dial position directly dictates heater s firing rate Dial positions range between Min and Minimum and maximum heater firing rates inputs are marked on the heater s rating plate ON OFF switch or thermostat is used to disable heater operation or reset heater from lockout FIGURE 28 Potentiometer Control Wiring Diagram ON OFF SWITCH or THERMOSTAT CENTRAL HEATER CONTROL SATELLITE HEATER CONTROL OPTIONAL
47. OID IF The ROBERTS GORDON VANTAGE MODULATING is not installed by an electrician qualified in the installation and service of gas fired heating equipment SECTION 15 THE ROBERTS GORDON VANTAGE MODULATING WARRANTY You cannot prove original purchase date and required annual maintenance history The data plate and or serial number are removed defaced modified or altered in any way The ownership of the ROBERTS GORDON VANTAGE MODULATING is moved or transferred This warranty is nontransferable Roberts Gordon LLC is not permitted to inspect the damaged controller and or component parts READ YOUR INSTALLATION OPERATION AND SERVICE MANUAL If you have questions about your controller contact your installing professional Should you need Replacement Parts or have additional questions call or write Roberts Gordon LLC 1250 William Street Box 44 Buffalo New York 14240 0044 Telephone 1 716 852 4400 Fax 1 716 852 0854 Toll Free 800 828 7450 WWW rg inc com www radiantheaters com Roberts Gordon LLC s liability and your exclusive remedy under this warranty or any implied warranty including the implied warranties of merchantability and fitness for a particular purpose is limited to providing replacement parts during the term of this warranty Some jurisdictions do not allow limitations on how long an implied warranty lasts so this limitation may not apply to you There are no rights warranties or
48. SWITCH MOLSIWHSHL 9OVNV MOLSIAH3HL 9O1VNV POTENTIOMETER 10K Ohm m x 8 J10 JUMPER POSITION SHOWS CENTRAL DESIGNATION AND i POTENTIOMETER CONTROL METHOD J10 JUMPER POSITION SHOWS SATELLITE DESIGNATION MODULATION CONTROL WIRING L TO SATELLITE HEATERS MODULATION CONTROL WIRING TO ADDITIONAL SATELLITE HEATER CONTROL TERMINALS T28 AND T29 Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a heater that is in Iockout mode If on off switch is not desired leave jumper wire between R and W terminals in place 48 of 71 SECTION 10 WiRING FIGURE 29 Modulating Thermostat Wiring Diagram LonWorks 4 20 mA optional Outdoor Air Sensor Optional Remote Sensor TR21 Optional CENTRAL HEATER CONTROL 4 20 mA T5 6 T7 T3 OS OS AS AS AC AUX 1 odulating Thermostat with LonWorks QUO QOO i LonWorks THERMOSTAT Bus T24 LonWorks ensor R Bus Optional For Non Communication T25 Thermostat See Note 1 a w T26 gt gt a gt T27 S o o ris E m gt T14 Q T15 Ag T16 m o 2 5 117 T 15 T18 5 m v 1
49. alled at least 10 3 m above the upper surface of wings or of engine enclosures of the highest aircraft which may be housed in the hangar The measurement shall be made from the wing or engine enclosure whichever is higher from the floor to the bottom of the heater n shops offices and other sections of aircraft hangars communicating with aircraft storage or servicing areas heaters shall be installed not less than 8 2 4 m above the floor Suspended or elevated heaters shall be so located in all spaces of aircraft hangars that they shall not be subject to injury by aircraft cranes movable scaffolding or other objects Provisions shall be made to assure accessibility to suspended heaters for recurrent maintenance purposes Installation in garages must be in accordance with the following codes United States Refer to Standard for Parking Structures NFPA 88 latest revision or the Code for Motor Fuel Dispensing Facilities and Repair Garages NFPA 30A latest revision Canada Refer to Natural Gas and Propane Installation Code CSA B149 1 latest revision Heaters must not be installed less than 8 2 4 m above the floor Minimum clearances to combustibles must be maintained from vehicles parked below the heater When installed over hoists minimum clearances to combustibles must be maintained from the upper most point of objects on the hoist 4 4 Electrical The heater must be electrically grou
50. allel with other terminals 10 4 6 Sequence of Operation for Modulating Thermostats The thermostat will control the heater s firing rate based on the demand signal communicated from thermostat program taking into account space temperature The thermostat will energize T25 W terminal At high heat a demand signal will turn the heater s on at maximum heater s firing rate Once the room temperature gets close to the thermostat set point then the thermostat program will slow the heater s firing rate down until the room temperature reaches the thermostat set point 45 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 4 7 Cable Termination Table lists wiring types sizes and distances for modulating thermostat with LonWorks communication P N 90425104 modulating thermostat without communication P N 90425105 and BACnet programmable thermostat P N 90425109 Table 4 Cable Requirements Wire Function Recommended Wire Size Minimum Specification or Requirement Distance Maximum Digital Outputs 18 AWG 0 75 sq mm Standard thermostat wire 1000 ft 304 m Modulating Outputs 18 AWG 0 75 sq mm 1 pair 500 ft 152 m Outdoor Air Temperature Sensor 18 AWG 0 75 sq mm 1 pair 500 ft 152 m Remote Sensor 18 to 22 AWG Twisted pair wire 1000 ft 304 m 0 75 to 0 34 sq mm Power Wiring 18 to 14 AWG NEC Class II 140 F 60 C Limited by line loss
51. ap Reflector must not touch tube Make sure there is no dirt sagging cracking or distortion Do not operate if there is sagging cracking or distortion Make sure reflectors are correctly overlapped See Page 20 Section 6 5 1 Clean outside surface with a damp cloth Vent Pipe Venting must be intact Using a flashlight look for obstructions cracks on the pipe gaps in the sealed areas or corrosion The area must be free of dirt and dust Clean as required Remove any carbon deposits or scale using a wire brush See Page 31 Section 8 Outside Air Inlet Inlet must be intact Look for obstructions cracks on the pipe gaps in the sealed areas or corrosion The area must be free of dirt and dust Clean and reinstall as required Tubes Make sure there are no cracks Make sure tubes are connected and suspended securely See Page 12 Section 6 Make sure there is no sagging bending or distortion Clean or replace as required 57 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Gas Line Check for gas leaks See Page 37 Section 9 Burner Observation Window Make sure it is clean and free of cracks or holes Clean and replace as required Blower Scroll Wheel and Motor Compressed air or a vacuum cleaner may be used to clean dust and dirt Burner Cup and Orifice Hot Surface Igniter Clear of obstructions even spider webs will cause problems Care
52. ater that is in lockout mode If on off switch is not desired leave jumper wire between R and W terminals in place SATELLITE HEATER CONTROL OPTIONAL SWITCH YOLSINYAHL DSOIVNY r m 10 1 3 gt 2 I o v m 2 2 o NI 410 JUMPER POSITION wo SATELLITE DESIGNATION MODULATION CONTROL WIRING TO ADDITIONAL SATELLITE HEATER CONTROL TERMINALS T28 AND T29 10 4 3 Analog Signal Modulating Thermostat P N 90425105 A programmable 7 day programming modulating thermostat can be installed to supply an analog 4 20mA or 2 10Vdc with 500 Ohm resistor control signal to dictate the heater s firing rate The thermostat shall energize the T24 and T25 R and W terminals For thermostat wiring See Page 49 Figure 29 and Page 50 Figure 30 Optional room sensors P N 10081520 and outdoor air sensors P N 10081521 are available Room temperature averaging networks can be created with up to nine room sensors P N 10081520 Refer to thermostat installation instructions for wiring 10 4 4 Analog Signal Modulating Thermostat with LonWorks Communication P N 90425104 If LonWorks communication is required a modulating thermostat can be installed to supply an analog 4 20mA or 2 10Vdc signal to control the heater s firing rate For thermostat wiring See Page 49 Figure 29 and Page 50 Figure 30 Optional room sensors P N 1008152
53. bleshooting eese 59 12 1 Control LED 1 60 12 2 General LED Codes 60 12 3 Troubleshooting Flow 62 12 4 Manifold Gas Pressure 64 12 5 Pneumatic 65 SECTION 13 Replacement Parts 66 SECTION 14 General Specifications 69 14 1 Material 69 14 2 Heater 69 14 3 Suspension 69 14 4 Controls Specifications 69 SECTION 15 The ROBERTS GORDON VANTAGE MODULATING 71 There are references in this manual to various trademarks All trademarks mentioned herein whether registered or not are the property of their respective owners Roberts Gordon LLC is not sponsored by or affiliated with any of the trademark or regis tered trademark owners and make no representations about them their owners their products or services Roberts Gordon LLC is not sponsored by or affiliated with BACnet or LonWorks 2012 Roberts Gordon LLC All rights re
54. can result in death injury or property damage Install the gas hose as shown in Figure 21 The gas hose accommodates expansion of the heating system and allows for easy installation and service of the burner Before connecting the burners to the supply system verify that all high pressure testing of the gas piping has been completed SECTION 9 GAs PIPING There is an expansion of the tube with each firing cycle This will cause the burner to move with respect to the gas line This can cause a gas leak resulting in an unsafe condition if the gas connection is not made in strict accordance with Figure 21 Meter and service must be large enough to handle all the burners being installed plus any other connected load The gas line which feeds the system must be large enough to supply the required gas with a maximum pressure drop of 1 2 wc When gas piping is not included in the layout drawing the local gas supplier will usually help in planning the gas piping Gas lines must meet applicable codes United States The Flexible Stainless Steel Gas Hose US models supplied with the heater is certified per the Standard for Connectors for Gas Appliances ANSI Z21 24 CSA 6 10 latest revision Canada The Rubber Type 1 Gas Hose Canadian models optional with the heater is certified as being in compliance with the Standard for Elastomeric Composite Hose and Hose Couplings for Conducting Propane and Natural Gas CAN CGA 8 1 Latest revision
55. ctions can result in death injury or property damage 59 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 12 1 Control LED The control inside the heater s control compartment is equipped with a tri color LED The LED offers comprehensive diagnostic capability The LED is showing some form of status signal at all times when the control is powered The color of the LED AMBER Fast Flashing RED Steady LED differentiates normal from error conditions as follows GREEN indicates normal operation RED indicates an error condition YELLOW fast flashing indicates a RETRY attempt LED NOT LIT indicates no power to control RED 1 flash 12 2 General LED Codes No LED Slow Green GREEN 1 flash GREEN 2 flashes GREEN 3 flashes AMBER 1 flash AMBER 2 flashes AMBER 3 flashes 60 of 71 No Power to control LED slowly flashes on and off 2 flashes indicates power to the control board but no call for heat Call for heat indicates the heater is performing the safe start pre purge function or H S l warm up RED 3 flashes Call for heat indicates the heater is performing light off heater warm up or heater run Only applicable for thermostat control Gas ON No call for heat unit modulating from single stage thermostat RED 4 flashes Call for heat when flame signal is below 1pA Gas ON Call for heat when flame signal is below 1pA RED 5 flash
56. ctions to Pressure Sensor Blockage in flue or inlet SECTION 12 TROUBLESHOOTING 61 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 12 3 Troubleshooting Flow Chart suonoeuuoo 9JIM 49902 ponad y A 021 1 1 uonoeuuoo JeyuBi yOouD MOO0v 0S ON y eouejsiseJ eui S Jau y eq jou oN Ajinjereo 10edsu Spee Sepo2 Gy Jeulojsue SOA SYM pue oe q eui ueeMjeq ON pue q3199u5 eoe deH eui S pue Buum x99u5 1991109 3 JOOP 51 A jeuuojsuem lj y 129400 pue eux uonongjsqo 10 ui eu eui 1 epis eui X29049 suon euuoo MO aay pou aoejday 9509 Jo pue ON uonoeuuoo jun eui jo ON pue dn uuem pue 10 je ul eui 1eyuDi eu seoq pejonasqo SI uononuisqo 1
57. de pression est calibr en usine Failure to follow these instructions can Le non respect de ces consignes peut result in death or injury entrainer mort ou blessures 2005 ROBERTS GORDON Printed in U S A 2 imprim aux Etats Unis PIN 91039501 Orig Inside Bottom Panel Carbon Monoxide Hazard Label LOW VOLTAGE CONTROL WIRING CONNECTION CONNEXION DE CABLAGE DE MODULE DE CONTROLE FAIBLE VOLTAGE VENT LENGTH REQUIREMENT EXIGENCES CONCERNANT L VACUATION GENERALE DES GAZ AWARNING A ATTENTION des gar emnes 70 Om fn m des gaz 65 pi 20m anon d acuaton des gaz La langueur joule colle du tuyau d evacualion pour calcaier 18 longus dersaton he vere pipa Optonal eges 2 SEE INSTALLATION MANUAL FOR FURTHER DETAILS VOR LE MANUEL SINSTALLATION POUR PLUS DE RENSE GNEMENTS 2005 tameo USA mpri PIN 91039500 Rew B 01 05 pianoan eA ROBERTS GORDON LLC Vent Length Label A WARNING A ATTENTION PELIGRO Low Voltage Connection Label Back Panel Description Part Number Clearances to Combustibles Label 91013415 1 Set thermostat to lowest setting 2 COUPER falimentation lectrique du chauffage b
58. e SECTION 3 CLEARANCES TO COMBUSTIBLES 3 1 Required Clearances to Combustibles Clearances are the required distances that combustible objects must be away from the heater to prevent serious fire hazards Combustibles are materials that may catch on fire and include common items such as wood paper rubber fabric etc Maintain clearances to combustibles at all times for safety Clearances for all heater models are located on the burner of the heater and on Page 5 Figure 3 through Page 8 Figure 12 in this manual Check the clearances on each burner for the model heater being installed to make sure the product is suitable for your application and the clearances are maintained Read and follow the safety guidelines below Keep gasoline or other combustible materials including flammable objects liquids dust or vapors away from this heater or any other appliance The stated clearance to combustible represents a surface temperature of 90 F 50 above room temperature Building materials with a low heat tolerance such as plastics vinyl siding can vas triply etc may be subject to degradation at lower temperatures It is the installer s responsibil ity to assure that adjacent materials are protected from degradation Maintain clearances from heat sensitive equipment and workstations Maintain clearances from vehicles parked below the heater Maintain clearances from swinging and overhead doors overhead cranes v
59. e 3 CTH3 Series Component Package Guide 11 Table 4 Cable 46 1 Your Safety is Important to Us This symbol is used throughout the manual to notify you of possi ble fire electrical or burn hazards Please pay special attention when reading and following the warnings in these sections Installation Service and Annual Inspection of heater must be done by a contractor qualified in the installation and service of gas fired heating equipment Read this manual carefully before installation operation or service of this equipment This heater is designed for heating nonresidential indoor spaces Do not install in residential spaces These instructions the layout drawing local codes and ordinances and applicable standards that apply to gas piping electrical wiring venting etc must be thoroughly understood before proceeding with the installation Protective gear is to be worn during installation operation and service Thin sheet metal parts including the aluminum reflector portion of the heater and the various venting components have sharp edges To prevent injury the use of work gloves is recommended The use of gloves will also prevent the transfer of body oils from the hands to the surface of the reflector Before installation check that the local distribution conditions nature of gas and
60. ection 10 4 will be wired directly to a single heater configured as the central heater The remaining heaters in the zone will be configured as satellite heaters and will modulate based on control signaling from the central heater Zoning capability allows any CTH3 Series heater regardless of input to modulate based on the signal from the central heater During modulation each satellite heater will operate at the same percentage of full rated input as the central heater FIGURE 23 Central Heater Jumper Settings o aleta J9 JUMPER SETTINGS For analog control only 7 7s yee MANC JUMPER SETTINGS Zone Sensor x Analog Exernal Pot 40 of 71 10 2 1 Central Heater Configuration Central heater configuration is set by positioning of jumpers on pin blocks J10 and J9 located on the control inside the heater compartment See Page 40 Figure 23 Jumper position on J10 shown in Figure 23 will configure heater as a central heater and at the same time configure the heater for the desired heat demand device zone sensor thermostat analog input or 10K Ohm pot If jumpers on J10 are positioned for analog jumper on J9 must be positioned for either 0 10 Vdc or 4 20 mA If jumpers on J10 are not positioned for analog the J9 jumper may be left alone CENTRAL HEATER CONTROL 7 X m 2 a uva aans
61. ee yourtactory e vare vare pou Propano como con gas natural Favor contactar a s representativa for details ena local para mis detalles PARA APAGAR EL CALEFACTOR POUR TEINDRE LA CHAUDI RE Wiring Label 91013303 Carbon Monoxide Hazard Label 91039501 Low Voltage Connection Label 91039700 Vent Length Label 91039500 Lighting Instruction Plate Label 91029602 Lighting Instruction Plate Label 3 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 2 INSTALLER RESPONSIBILITY The installer is responsible for the following To install the heater as well as the gas and electrical supplies in accordance with applicable specifications and codes Roberts Gordon LLC recommends the installer contact a local Building Inspector or Fire Marshal for guidance To use the information given in a layout drawing and in the manual together with the cited codes and regulations to perform the installation To install the heater in accordance with the clearances to combustibles To furnish all needed materials not furnished as standard equipment To plan location of supports To provide access to burners for servicing on all sides for burner removal To provide the owner with a copy of this installation operation and service manual To never use heater as supp
62. effects on power 0 75to 2 0 sq mm consumption LonWorks P N 90424104 only 18 AWG 1 pair Refer to E bus Wiring Guide 74 2865 0 75 sq mm nonshielded for maximum length and generic cable specifications MS TP P N 90425109 18 AWG 0 75 sq mm Shield Belden cable 82760 or equivalent Refer to Thermostat Installation Guide Power Requirements Modulating thermostats require 24 volts AC power 10 4 8 Remote Analog Signal Remote Analog Signal 0 10 Vdc or 4 20mA output from external controller or Building Management System BMS directly dictates heater s firing rate An algorithm must be programmed into the BMS or external controller to receive zone air temperature signals from its own temperature sensors and then deliver an output signal to the heater s for the desired firing rate For 0 10Vdc control of the heater s firing rate the following control conditions apply ON OFF relay at the external controller or BMS must be wired to R and W terminals on the heater control board to turn the heater ON and OFF Minimum rated input at 1 of signal 0 1Vdc Full rated input at 90 of signal 9Vdc Input varies linearly between 1Vdc and 9Vdc 46 of 71 4 20mA control of the heater s firing rate the following control conditions apply ON OFF relay at the external controller or BMS must be wired to R and W terminals on the heater control board to turn the heater ON and OFF
63. ehicle lifts partitions storage racks hoists building construction etc SECTION 3 CLEARANCES TO COMBUSTIBLES AWARNING Fire Hazard Keep all flammable objects liquids and vapors the minimum required clearances to combustibles away from heater Some objects will catch fire or explode when placed close to heater Failure to follow these instructions can result in death injury or property damage In locations used for the storage of combustible materials signs must be posted to specify the maximum permissible stacking height to maintain required clearances from the heater to the combustibles Signs must be posted adjacent to the heater thermostat In the absence of a thermostat signs must be posted in a conspicuous location Consult local Fire Marshal Fire Insurance Carrier or other authorities for approval of proposed installation when there is a possibility of exposure to combustible airborne materials or vapors Hang heater in accordance to the minimum sus pension requirements on Page 13 Figure 14 f the radiant tubes must pass through the building structure be sure that adequate sleeving and fire stop is installed to prevent scorching and or fire hazard NOTE 1 All dimensions are from the surfaces of all tubes couplings and elbows 2 Clearances B C and D can be reduced by 50 after 25 7 5 m of tubing downstream from where the burner and burner tube connect FIGURE 3 STANDARD RE
64. en LED is ON for the same period it is OFF 2 for heat from the heat demand device the heater will go to PRE PURGE The LED indicates one green flash The blower speed will vary as the pressure switch setpoints are verified When the PRE PURGE is successfully completed the heater will go into the PRE IGNITION state and power the hot surface igniter H S I 3 After the igniter warms up the heater will go to the IGNITION state Power is supplied to the gas valve operator gas flows ignites and the flame is proven The LED shows two green flashes on the LED If a flame is not sensed the heater will RETRY See tem 6 below for further details 4 When the IGNITION state is completed the heater will go to WARM UP state The unit will fire at maximum input for 15 seconds When the WARM UP state is completed the device will go into RUN state The control board will monitor the heat demand device and modulate the heater input to meet the demand The LED still shows two green flashes 5 When the call for heat has been satisfied the heater closes the gas valve The blower 56 of 71 continues to run for a 45 second post purge period After the post purge the heater turns OFF and the LED on the control board flashes slow green 6 If flame is lost at any time during heater operation the heater will RETRY for ignition Upon RETRY the LED shows a fast yellow flash LED rapidly flashes The heater will RETRY for i
65. es Only applicable for thermostat control Gas ON No call for heat unit modulating from single stage thermostat when flame signal is below 1 RED 6 flashes RED 7 flashes Heater is in RETRY mode Control FAILURE No 24 V power supply Lockout Insufficient sensed air pressure when blower is on Condition could be caused by Air Side Door Blower Obstruction in inlet or outlet Pressure hose fittings Pressure Switch Lockout Blower air pressure reads above zero level when blower is off Condition is caused by a pressure sensor failure or complete blockage of air intake or exhaust vent Lockout Flame is sensed on when it should be off or off when it should be on Could be caused by Flame Rod e 5 1 Gas Supply 120 V Supply Polarity Board Fault Lockout Gas Valve Condition caused by main valve on gas valve Check gas valve wiring Lockout Board Failure Board must be replaced Not used Lockout Fuse Open Condition could be caused by Fuse blown High Limit Switch open a board location J3 RED 8 flashes RED 9 flashes Lockout Pressure switch failed to operate or modulation current was incorrect Condition could be caused by Pressure Sensor Pressure Switch faulty or hoses reversed Gas Valve Modulation Coil Wire Harness 6 wire Lockout Air Supply Condition could be caused by Blower Pneumatic Cone
66. fully remove any dust and debris from the burner Replace if cracked or broken Heat Demand Device Thermostat Zone Sensor External Pot or 0 10 Vdc or 4 20 mA wiring There should be no exposed wire or damage to the device or wiring See Page 39 Section 10 Suspension Points Make sure the heater is hanging securely Look for signs of wear on the chain or ceiling See Page 13 Figure 14 Decorative and Protective Grille optional The grille must be securely attached Check that the side reflector extensions are installed correctly and secured in place if necessary Decorative grille only See Page 28 Section 75 and Page 30 Section 76 Make sure shield is installed correctly and secured in place if necessary Decorative grille only See Page 29 Section 75 2 Lower Clearance Shield optional The lower shield must be securely attached Inspect shield support straps and lower clearance shield anchor points See Page 28 Section 74 Make sure shield is installed correctly and secured in place if necessary See Page 28 Section 74 Silicone Tubing Ensure tight secure fit on all pressure fittings at gas valve pressure switch pressure sensor burner partition and blower outlet Gas Valve Verify silicone tubing has a tight secure fit on vent fitting Verify that plastic cap on covering pressure regulator adjustment screw is secure and has not been tampered with Do not remove plastic regu
67. gnition three times After four ignition attempts the heater will lockout for one hour or until reset To reset the heater remove power for 10 seconds then re apply power Turn heater ON with call for heat from the heat demand device 11 2 To Shut Off Heater Set external heat demand device to lowest setting Turn OFF electric power to heater Turn OFF manual gas valve in the heater supply line 11 3 To Start Heater Turn gas valve and electric power OFF and wait five minutes for unburned gases to vent from heater Turn ON main gas valve Turn ON electric power Set heat demand device to desired temperature Burner should light automatically 11 4 Pre Season Maintenance and Annual Inspection To ensure your safety and years of trouble free operation of the heating system service and annual inspections must be done by a contractor qualified in the installation and service of gas fired heating equipment Turn off gas and electric supplies before performing service or maintenance Allow heater to cool before servicing Before every heating season a contractor qualified in the installation and service of gas fired heating equipment must perform a thorough safety inspection of the heater For best performance the gas electrical thermostat connections tubing venting suspensions and overall heater condition should be thoroughly inspected NOTE Gas flow and burner ignition are among the first things that should be inspected
68. ical wiring connects the R and FIGURE 26 Thermostat Control Wiring Diagram W wires to the heater control and does not connect the Y cooling and G fan wires to the heater control The heater can be used with thermostat 24V p n 90425100 if set to 5 cycles per hour Any other electronic thermostat without heat anticipator can be used if set to 5 or 6 cycles per hour On the control the T24 and T25 R and W terminals supply 24 V to power an electronic thermostat See Page 44 Figure 26 for wiring details Consult the factory for other thermostat wiring configurations Heater s modulates based on heater and thermostat cycle timing history and desired setpoint by using a pre programmed algorithm When using thermostat control heater modulation response to rapid air temperature change is not immediate Thermostat control is not recommended for use in areas with frequent or high air changes It is important to note that during normal operation heater cycle continues beyond meeting thermostat setpoint CENTRAL HEATER CONTROL SOWNV YOLSINYSHL aans H3dIM uva 10 1X3 m J10 JUMPER POSITION 2 SHOWS CENTRAL 5 DESIGNATION AND THERMOSTAT 7 CONTROL METHOD MODULATION CONTROL WIRING TO SATELLITE HEATERS 44 of 71 Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a he
69. ield Description Part Number Lower Clearance Shield Package 01397501 Shield Support Strap 01397500 Lower Clearance Shield 8 02793000 Screws Locknut 8 92311400 Flat Washer 8 95310800 Screw 8 x 3 8 93511406 75 Two Foot Decorative Grille Installation Step 75 1 Grille Installation Tube and Reflector Bao Reflector CN Tube pU LX 2 x 4 6 1 2 m Aluminum Grille Description Part Number Aluminum Grille 2 x 4 91407000 28 of 71 SECTION 7 OPTIONAL HEATER ACCESSORIES Step 7 5 2 Frame Shield Installation Shield Description Deco Grille Shield Part Number 01365900 Step 75 3 Reflector Side Extension Installation for Decorative Grilles NOTE If the decorative grille system is to be installed in an area with considerable Cut relief notches for tube air movement it is recommended that one and reflector hangers 8 x 3 8 sheet metal screw be installed per A reflector extension to prevent it _ from blowing over _ Insert screw here See note Reflector Side Extension ES Distance A Extension Minimum Maximum Part No Width 2 4 6 15 01370408 8 20 6 15 cm 10 26 cm 01370412 12 30 cm Description Part Number 10 26 cm 14 37 cm 01370416 16 40 cm Reflector Side Extension 01370412
70. ional tubing length may be added to heater Tubing must be heat treated aluminized or porcelain coated Any additional tubing lengths are considered as vent length for length determination Maximum venting length for minimum heater length is 45 13 7 m total 11 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 6 HEATER INSTALLATION Secure burner to burner tube with bolts and lockwashers Hang heater with materials with a minimum working load of 75 Ibs 33 kg Failure to follow these instructions can result in death injury or property damage Cut Pinch Hazard Wear protective gear during installation operation and service Edges are sharp Failure to follow these instructions can result in injury To ensure your safety and comply with the terms of the warranty all units must be installed in accordance with these instructions The gas or the electrical supply lines must not be used to support the heater Do not locate the gas or electric supply lines directly over the path of the flue products from the heater The heater must be installed in a location that it is readily accessible for servicing The heater must be installed in accordance with clearances to combustibles as indicated on the heater and in this instruction manual The gas inlet pressure must be maintained as indicated on the rating plate Typical
71. l seams are required Optional heat exchanger beyond minimum lengths are considered as vent length for length determination ee 15 4 6 m of maximum allowed vent or duct length per vent elbow if more than two are used Combustible or Non Combustible Wall Vent Adapter SIDE VIEW Non Combustible Wall Only Adapter g 18 46 Min B55 L3 A 4 10 cm Single Wall Pipe Vent Terminal Part Number 90502100 02537801 XX Description Vent Terminal Comb Wall Vent Terminal 4 10 cm Single Wall Pipe 3 Vent Terminal 32 of 71 SECTIONS VENTING 8 8 Vertical Ventilation 4 10 cm Pipe 4 10 cm Type B vent cap SIDE VIEW Tu _ 7 4 10 cm Type B vent pipe Roof TIME Roof Approved Thimble The last section of vent pipe Vent Adapter If Applicable passing through the roof or Y wall may be Type B vent pipe 7 All other vent materials the building must be single wall vent pipe 4 10 cm Single Wall Pipe Description Part Number 8 9 Common Side Wall Venting TOP VIEW Vent Terminal Tjernlund VH1 6 or Equivalent SSS SS 1 Outside Wall 6 15 cm Single Wall Pipe gt
72. lant Vent terminal must be beyond any combustible overhang 8 1 1 United States Requirements Vent must terminate at least 3 9 m above any forced air inlet located within 10 3 1 m Vent must terminate at least 4 1 2 m below 4 1 2 m horizontally from or 1 3 m above any door operable window or gravity air inlet into any building 8 1 2 Canadian Requirements The vent shall not terminate within 6 1 8 m of a mechanical air supply inlet to any building The vent shall not terminate within 3 9 m of a window or door that can be opened in any building any non mechanical air supply inlet to any building or of the combustion air inlet of any other appliance 8 2 Unvented Operation Sufficient ventilation must be provided in the amount of 4 cfm per 1000 Btu h firing rate United States 3 cfm per 1000 Btu h firing rate Canada Use of optional outside combustion air is not recommended with unvented heaters If exhaust fans are used to supply ventilation air an interlock switch must be used to prevent the heater from coming on when the fans are off This may be done using a pressure switch 31 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 8 3 Horizontal Venting In noncombustible walls only vent terminal P N 02537801 1P may be used For 4 10 cm vents in either combustible or noncombustible walls use Tjernlund VH1 4 P N 90502100 or equivalent insulated vent terminal
73. lator cap or attempt to adjust valve pressure regulator Verify all wiring connections Wall Tag If wall tag is present make sure it is legible and accurate Please contact Roberts Gordon LLC or your ROBERTS GORDON independent distributor if you need a wall tag See Page 4 Section 2 1 Safety Labels Product safety signs or labels should be replaced by the product user when they are no longer legible Please contact Roberts Gordon LLC or your ROB ERTS GORDON independent distributor to obtain replacement signs or labels See Page 2 Figure 1 through Page 3 Figure 2 58 of 71 SECTION 12 TROUBLESHOOTING SECTION 12 TROUBLESHOOTING A DANGER Electrical Shock Hazard Disconnect electric before service More than one disconnect switch may be required to disconnect electric from heater Heater must be properly grounded to an electrical source Failure to follow these instructions can result in death or electrical shock A WARNING Fire Hazard Explosion Hazard Burn Hazard Cut Pinch Hazard Keep all flammable Turn off gas supply to Allow heater to cool Wear protective gear objects liquids and heater before service before service during installation vapors the minimum operation and service required clearances to Tubing may still be hot combustibles away after operation Edges are sharp from heater Some objects will catch fire or explode when placed close to heater Failure to follow these instru
74. mbustibles away from heater Set the thermostat to off or the lowest setting Some objects will catch fire or explode when placed close to Turn off electric power to the heater heater Turn off the manual gas valve in the heater supply line Call your registered installer contractor qualified in the Failure to follow these instructions can result in death injury installation and service of gas fired heating equipment or property damage Maintain clearance to the side and ________ below the heater from vehicles and combustible materials Roberts Gordon LLC Roberts Gordon Europe Limited Service Telephone 44 0 121 506 7709 1250 William Street Unit A Kings Hill Business Park Service Fax 44 0 121 506 7702 Vast Malande W839 TSH UK est Midlands mail export rg inc com Buffalo NY 14240 0044 USA Telephone 44 0 121 506 7700 Telephone 1 716 852 4400 Fax 444 0 121 506 7701 Fax 1 716 852 0854 Toll Free 800 828 7450 Installation Code and Annual Inspections installation and service of ROBERTS GORDON equipment must be performed by a contractor qualified in the installation and service of equipment sold and supplied by Roberts Gordon and conform to all requirements set forth in the ROBERTS GORDON manuals and all applicable governmental authorities pertaining to the installation service operation and labeling of the equipment To help facilitate optimum performance and safety Roberts
75. months from date of shipment from Roberts Gordon LLC or the remaining ROBERTS GORDON VANTAGE MODULATING warranty ROBERTS GORDON WILL NOT PAY FOR Service trips service calls and labor charges Shipment of replacement parts Claims where the total price of the goods have not been paid Damage due to Improper installation operation or maintenance Misuse abuse neglect or modification of the ROBERTS GORDON VANTAGE MODULATING any way Use of the ROBERTS GORDON VANTAGE MODU LATING for other than its intended purpose Incorrect gas or electrical supply accident fire floods acts of God war terrorism or other casualty Improper service use of replacement parts or acces sories not specified by Roberts Gordon Failure to install or maintain the ROBERTS GORDON VANTAGE MODULATING as directed in the Installa tion Operation and Service manual e Relocation of the ROBERTS GORDON VANTAGE MODULATING after initial installation e The use of the ROBERTS GORDON VANTAGE MODULATING in a corrosive atmosphere containing contaminants e The use of the ROBERTS GORDON VANTAGE MODULATING in the vicinity of a combustible or explo sive material e Any defect the ROBERTS GORDON VANTAGE MODULATING arising from a drawing design or spec ification supplied by or on behalf of the consumer Damage incurred during shipment Claim must be filed with carrier WARRANTY IS V
76. n areas with extreme heat cold corro sive chemicals or other elements To order additional labels please contact Roberts Gordon LLC or your ROBERTS GORDON independent distributor 1 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL FIGURE 1 Top and Bottom Panel Label Placement MODULATING Model No Mod le no Serial No No de s rie Normal Input ati Dant calorique Min Input Rating D bit calorifique min Gas Pressure at Manifold Pression du gaz au distributeur Gas Inlet Pressure Pression du gaz admission Outdoor Installation Installation l ext rieur Orifice Size Injecteur Electrical Rating Puissance Sectique Reflector May Be Installed at Le r flecteur peut re install Equipped for Altitude Equips pour une altitude de Tow Intensity Infrared Htr 2005 moses coason Description Part Number Logo Label 91013212 Rating Plate Label Gas Connection Label Proposition 65 Label 91010401 91018122 91070015 Use de poulailers d levage Print in the USA pring t Ui MODULATING ty ROBERTS GORDON 0 lt ROBERTSGORDON New York USA Low intensity Infrared Heater Radiateur infrarouge faible intensit For et
77. nded in accordance with the following codes United States Refer to National Electrical Code 70 latest revision Wiring must conform to the most current National Electrical Code local ordinances and any special diagrams furnished Canada Refer to Canadian Electrical Code CSA C22 1 Part 1 latest revision 4 5 Venting The venting must be installed in accordance with the requirements within this manual and the following codes United States Refer to National Fuel Gas Code NFPA 54 ANSI Z223 1 latest revision Canada Refer to Natural Gas and Propane Installation Code CSA B149 1 latest revision 4 6 High Altitude These heaters are approved for installations up to 2000 610 m US 4500 1370 m Canada without modification Consult factory if US installation is above 2000 610 m or Canadian installation is above 4500 1370 m 9 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 5 MAJOR COMPONENTS FIGURE 13 Major Component Descriptions Burner with Tube Gasket Must be installed with the flame observation window facing down Burner Tube Supplied in 10 8 m lengths Burner tube is always the first tube after the burner Tube and Reflector Hanger with Clamp Package Position this hanger no more than 4 10 cm away from the burner Tube and Reflector Hanger Suspend system from these hangers j Pi 2 Reflector Suppo
78. nger 03090100 Step 6 2 Tube Clamp Package Installation Description Part Number Tube Clamp Package 01318901 Tube Clamp 01396801 Bolt 97113940 Flat Washer 95211600 Nut 92113900 Nut Torque 120 in lIb 13 56 Nm 16 of 71 SECTION 6 HEATER INSTALLATION Step 6 3 Coupling and Tube Assembly A Close coupling B Start Slide bar Coupling with tab Lock lt Slide Bar Coupling Lock SS Wide End Ed Coupling Open CUN 3 8 cm to T S _ S 4 10 Cc E 7 Insert tubes into coupling B D Tighten coupling to join tubes S ape Bar Coupling Lock S P Orient coupling so that the impact block is in the 2 00 or 10 00 o clock positions Description Part Number Tube C Coupling 01329600 Slide bar Coupling Lock 01329700 Tube 91409XXX Step 6 3 1 Coupling and Tube Assembly Continued Tighten slide bar as shown below Drive slide bar until tight End of slide bar should be within tolerance listed below 2 5 Correct slide bar dimensions Incorrect slide bar h position Repeat Step 6 3 A D until all tubes are assembled See Page 18 Section 6 3 2 17 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Step 6 3 2 Coupling and Tube Assembly Continued
79. or injury CONTROL P i Manifold NN intet Pressure Pressure See specifications for inlet pressure requirements Heater Side View Do not remove protective cap or Gas valve adjust pressure installed at 45 regulator Manometer 4 5 while at maximum burner input Y 11 0 while at maximum burner input O FN o O mco F OTD Natural 64 of 71 SECTION 12 TROUBLESHOOTING 12 5 Pneumatic Connections GROUND NEUTRAL 120VAC INDUCER Gas valve installed at 45 65 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL SECTION 13 REPLACEMENT PARTS A WARNING Electrical Shock Hazard Explosion Hazard Fire Hazard Carbon Monoxide Hazard Use only genuine ROBERTS GORDON replacement parts per this installation operation and service manual Failure
80. ort for a ladder or other access equipment and never hang or sus pend anything from heater To ensure there is adequate air circulation around the heater and to supply air for combustion venti lation and distribution in accordance with local codes To safely and adequately install heater using materials with a minimal working load of 75 Ibs 33 kg To ensure the heater is placed in a approved application 2 1 Wall Tag A laminated wall tag is available for the heater as a permanent reminder of the safety instructions and the importance of the required clearances to combustibles Please contact Roberts Gordon LLC or your ROBERTS GORDON independent distributor to obtain the wall tag Affix the tag by peeling off the backing of the adhesive strips on the rear surface and position the tag on a wall near the heater e g thermostat or ROBERTS GORDON Controller A copy of the wall tag P N 91037912 is illustrated on the back cover For an immediate solution you may affix this copy on the wall near the heater Know your model number and installed configuration Model number and installed configuration are found 4 of 71 on the burner and in the Installation Operation and Service Manual See Page 5 Figure 3 through Page 8 Figure 12 Write the proper clearance dimensions in permanent ink according to your model number and configuration in the open spaces on the tag 2 2 Corrosive Chemicals A CAUTION Produc
81. pressure and adjustment of the appliance are compatible This heater must be applied and operated under the general concepts of reasonable use and installed using best building practices This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do no play with the appliance For additional copies of the Installation Operation and Service Manual please contact Roberts Gordon LLC 1 1 Manpower Requirements To prevent personal injury and damage to the heater two persons will be required for installation 1 2 Safety Labels and Their Placement Product safety signs or labels should be replaced by SECTION 1 HEATER SAFETY the product user when they are no longer legible Please contact Roberts Gordon LLC or your ROB ERTS GORDON independent distributor to obtain replacement signs or labels See Page 2 Figure 1 through Page 8 Figure 2 1 3 California Proposition 65 In accordance with California Proposition 65 require ments a warning label must be placed in a highly visible location on the outside of the equipment i e near equipment s serial plate See label placement drawing on Page 2 Figure 1 for label location Avoid placing label o
82. professionals in the exercise of their professional judgment 2012 Roberts Gordon LLC All rights reserved No part of this work covered by the copyrights herein my be reproduced or copied any form or by any means graphic electronic or mechanical including photcopying recording taping or information storage and retrieval systems without written permission of Roberts Gordon LLC Printed in the U S A Attach this information to a wall near the ROBERTS heater ROBERTS GORDON Infrared Heating Read the Installation Operation and Service Manual thoroughly before installation operation or service Know your model number and installed configuration Model number and installed configuration are found on the burner and in the Installation Operation and Service Manual Write the largest clearance dimensions with permanent ink according to your model number and configuration in the open spaces below OPERATING INSTRUCTIONS 1 STOP Read all safety instructions on this information sheet 2 Open the manual gas valve in the heater supply line 3 Turn on electric power to the heater 4 Set the thermostat to desired setting TO TURN OFF THE HEATER 1 Set the thermostat to off or the lowest setting Fire Hazard IF THE HEATER WILL NOT OPERATE TO ENSURE YOUR SAFETY FOLLOW THESE INSTRUCTIONS TO SHUT DOWN YOUR HEATER Keep all flammable objects liquids and vapors the minimum required clearances to co
83. rol Connect zone sensor to the heater control as shown on Page 39 Figure 22 If additional heaters are in the same heating zone control wiring must be installed between the heaters controls as shown on Page 39 Figure 22 For additional details or for use with heat demand control devices other than the zone sensor see Page 40 Section 10 2 through Page 48 Section 10 4 9 Separate on off switch is optional for satellite heaters install at user level On Off switch is used to disable heater operation or reset a heater that is in lockout mode If on off switch is not desired leave jumper wire between R and W terminals in place SATELLITE HEATER CONTROL SWITCH Og DO THERMOSTAT Od T25 YOLSINIYSHL 10 1 3 OND MODULATION CONTROL WIRING TO ADDITIONAL SATELLITE HEATERS CONTROL TERMINALS T28 and T29 39 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 2 Central and Satellite Heaters Zoning Capability The heater can be configured so that several heaters within the same heating zone will modulate simultaneously with connection to a single heat demand control device The heat demand control device See Page 44 S
84. rt Strap amp Wire Form Flex Gas Line with Shut Off Cock 10 of 71 Reflector Aluminum or Stainless Steel Alternate overlap as shown on overview and on Page 15 Figure 16 Minimum overlap is 6 16 cm Tube Heat treated aluminized tube supplied in 10 3 m lengths Coupling Assembly S a with Lock Reflector End Cap Punch out center section to accommodate tube gt Vent Adapter e Turbulator Turbulator must be installed in the last standard section of tube Turbulator is not required on the CTH3 200 For installation see Page 18 Section 6 4 5 1 Standard Parts List Table 1 Contents of Burner Carton SECTION 5 MAJOR COMPONENTS Part No Description CTH3 80 CTH3 115 CTH3 150 CTH3 200 034XXXXX Burner Assembly Rate and Fuel Varies 1 1 1 1 02568200 Gasket Burner to Burner Tube 1 1 1 1 134100NA Installation Operation and Service Manual 1 1 1 1 94273914 Hex Head Bolts 5 16 18 Rolok 4 4 4 4 96411600 Split Lock Washer 4 4 4 4 91201708 Pipe Nipple Black 1 2 NPT x 4 1 1 1 1 91412200 Flexible Stainless Steel Gas Hose 1 2 NPT US Models Only 1 1 91412204 Flexible Stainless Steel Gas Hose 3 4 US Models Only 1 1 03051503 Turbulator Adapter 1 1 1 03051504 Turbulator Aluminized Steel 3 3 1 91317310 Wire Terminal Receptacle 187 x 032 8 8 8 8 91309605 Cable Grommet with Tie 1 1 1 1
85. s Model A B C D A B C D CTH3 80 6 40 38 40 16 102 97 102 CTH3 115 6 54 48 54 16 138 122 138 F CTH3 150 6 55 50 55 16 140 127 140 CTH3 200 UNAPPROVED UNAPPROVED When installed in the first 10 3 m FIGURE 12 VENTING n inches centimeters lt gt Model A E F A E F Unvented Vent ri Pipes CTH3 80 20 24 18 51 61 46 Radiant Tubes CTH3 115 20 24 18 51 61 46 Vented E CTH3 150 20 30 18 51 77 46 lt gt CTH3 200 20 30 18 51 77 46 8 of 71 SECTION 4 NATIONAL STANDARDS AND APPLICABLE CODES SECTION 4 NATIONAL STANDARDS AND APPLICABLE CODES 4 1 Gas Codes 4 3 Public Garages The type of gas appearing on the nameplate must be the type of gas used Installation must comply with national and local codes and requirements of the local gas company United States Refer to National Fuel Gas Code NFPA 54 ANSI Z223 1 latest revision Canada Refer to Natural Gas and Propane Installation Code CSA B149 1 latest revision 4 2 Aircraft Hangars Installation in aircraft hangars must be in accordance with the following codes United States Refer to Standard for Aircraft Hangars NFPA 409 latest revision Canada Refer to Natural Gas and Propane Installation Code CSA B149 1 latest revision In aircraft storage and servicing areas heaters shall be inst
86. s 91412206 3 4 Rubber Type 1 Gas Hose Canadian Models 91412207 38 of 71 SECTION 10 WIRING A DANGER Electrical Shock Hazard Disconnect electric before service Heater must be properly grounded Failure to follow these instructions can result in death or electrical shock FIGURE 22 Zone Sensor Wiring Diagram ZONE SENSOR ISET SEN FAN LcD CENTRAL HEATER CONTROL THERMOSTAT 124 T HOISIAH3HL 3915 10 ba ONS H3dlM HIIH OND alva S9NIHH 170 ODULATION CONTROL WIRING Description Part Number Zone Sensor 40 75 10081530 SECTION 10 WiRING Heater must be grounded in accordance with applicable codes United States refer to National Electrical Code NFPA 70 latest revision Canada refer to Canadian Electrical Code CSA C22 1 Part I latest revision If any of the original internal wiring must be replaced it must be replaced with wiring materials having a temperature rating of at least 105 C and 600 Volts 10 1 Standard Heater Configuration From the factory the heater is configured for zone sensor cont
87. served No part of this work covered by the copyrights herein may be reproduced or copied in any form or by any means graphic electronic or mechanical including photocopying recording taping or information storage and retrieval systems without the written permission of Roberts Gordon LLC Printed in U S A TABLE OF FIGURES Figure 1 Top and Bottom Panel Label Placement 2 Figure 2 Side and Back Panel Label Placement 3 Figure 3 Standard Reflector 5 Figure 4 One Side 6 Figure 5 Two Side Reflectors 6 Figure 6 45 Tilt Reflector se 6 Figure 7 U Tube Standard 7 Figure 8 U Tube 459 7 Figure 9 U Tube Opposite 45 Reflector 7 Figure 10 2 Foot Deco Grille and Protective Grille 8 Figure 11 Lower Clearance Shield 8 Figure 12 8 Figure 13 Major Component Descriptions 10 Figure 14 Critical Hanger Placement 13 Figure 15 Linear Heater Assembly Overview 14 Figure 16 Linear Heater Layout Overview
88. t Damage Hazard Do not use heater in area containing corrosive chemicals Refer to appropriate Material Safety Data Sheets MSDS Failure to follow these instructions can result in product damage Roberts Gordon LLC cannot be responsible for ensuring that all appropriate safety measures are undertaken prior to installation this is entirely the responsibility of the installer It is essential that the contractor the sub contractor or the owner identifies the presence of combustible materials corrosive chemicals or halogenated hydrocarbons anywhere in the premises Halogenated Hydrocarbons are a family of chemical compounds characterized by the presence of halogen elements fluorine chlorine bromine etc These com pounds are frequently used in refrigerants cleaning agents solvents etc If these compounds enter the air supply of the burner the life span of the heater compo nents will be greatly reduced An outside air supply must be provided to the burners whenever the presence of these compounds is suspected Warranty will be invalid if the heater is exposed to halogenated hydrocarbons 2 3 National Standards and Applicable Codes All appliances must be installed in accordance with the latest revision of the applicable standards and national codes This refers also to the electric gas and venting installation Note Additional standards for installations in Public Garages Aircraft Hangars etc may be applicabl
89. ter indoor or outdoor instalation For non residential space heating Fr horizontal installation only Heaters in aircraft hangars must be installed according tothe Standard on Aircraft Hangar ANSINFPA 409 atest edition Heaters in Di garages must be ated o e Standard for Structures latest edition the Code tar Motor Ful Dispensing Facilties and Repair Garages NFPA 30A latest edition or the Natural Gas and Propane Intalaton Code CSA B149 test n n Models approve Tor brooder use are ceri to standart CAN 2 20 MB5 IAS Requirement 8 94 Por US installations above 2000 610 m the appliance shall be derated 4 for each 1000 305 m above sea Installer l int rieur ou l ext rieur Pour chauffage non r sidentiel Pour instalation horzontale seulement L instalation des apparels de chauflage inter d un hangar d avions doit ere e accord avec r gulations dos hangars d avions 409 derni re dition Des r chauffeurs dans Jes garages publics doivent installs selan la norme pour des structures de stationnement NFPA 88A derni re dition le code pour des installations de distribution de carburant et des ateliers de r paration derni re dition ou le code d installation pour le gaz naturel ou propane CSA 8149 1 derni re dition Les mod les utilis s dans les poulaillers d levage sont aux standards CANI 12 20 1485 Pour les installa
90. the owner Owner Keep this manual in a safe place in order to provide your serviceman with necessary information Roberts Gordon LLC 1250 William Street Box 44 Buffalo New York 14240 0044 Telephone 1 716 852 4400 Fax 1 716 852 0854 Toll Free 800 828 7450 www rg inc com www radiantheaters com P N 134100NA Rev K 02 12 TABLE OF CONTENTS SECTION 1 Heater Safety eene 1 1 1 Manpower Requirements 1 1 2 Safety Labels and Their Placement 1 1 3 California Proposition 65 1 SECTION 2 Installer Responsibility 4 2 1 Wall tecto 4 2 2 Corrosive Chemicals 4 2 3 National Standards and Applicable Codes 4 SECTION 3 Clearances to Combustibles 5 3 1 Required Clearances to Combustibles 5 SECTION 4 National Standards and Applicable Codes 9 4 1 Gas Codes essere 9 4 2 Aircraft Hangars 9 4 3 Public Garages sseeeeeeeeenene 9 4 4 9 4 5 ene 9 4 6 High Altit de iater teniente 9 SECTION 5 Major 10 5 1 Standard Parts
91. tions aux Etats Unis del de 2000 610m d hauteur l appareil devrai r duit en puissance dle 45 pour chaque 1000 305 au dessus du niveau de i Gh CERTIFIED Ag PIN 91010401 Rev J Rating Plate Label Logo Label www rg inc com M C 189175 AWARNING This equipment its related by products of to the State of California to cause cancer defects or other reproductive harm AADVERTENCIA Este equipo sus accesorios y los productos derivados de su operaci n contienen productos quimicos que el Estado de California considera c ncer y defectos de nacimiento otros da os reproductivos 05 en EE UU AWARNING PIN Orig Proposition 65 Label Top Panel AWARNING Fire Hazard Tighten and install gas hose fitings to connect gas supply according to example below Gas hose can crack when twisted Gas hose moves during normal operation Use only 36 Sem long connector of 1 2 or 3 4 nominal ID Connector supplied with heater for U S models not with Canadian models Failure to follow these instructions can result in death injury or property damage Shuto Ve nce Vinh Gas Hose sa Samer quand ae dt ese oven sre INCORRECT POSITIONS POSITION INEXACT Hester Mover its Meera apparel de 4 2008 Rebere Gorden LLC
92. to follow these instructions can result in death electric shock injury or property damage 66 of 71 SECTION 13 REPLACEMENT PARTS Door Switch Blower Assembly Air Collar Burner Cup Assembly Mica Window Assembl y Inlet Screen Blower Inlet Gasket Hot Surface Ignitor Top View Pressure Switch Control Transformer Fuse Flame Sensor CONTROL Pressure Gas Valve Side View Transducer installed at 45 not replaceable 67 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL Description Part Number Gas Valve Natural 90033105K Gas Valve LP 90033104K Tube Gasket 02568200 Blower Inlet Gasket 80 115 models 03050900 Blower Inlet Gasket 150 200 models 90709910 Blower Assembly 80 115 90708602 P Blower Assembly 150 200 90709900 P Air Collar 80 115 models 91911700 Air Collar 150 200 models 91911701 Inlet Screen 80 115 03050800 Inlet Screen 150 200 09050001 Door Switch 90436800 Burner Cup Assembly 03020100 Hot Surface Igniter 90436600K Mica Window Assembly 02553203 Flame Sensor 90439300 Transformer 90436900K Fuse Control 91321403 Pressure Switch 80 NG 80 LP 115 NG 115 LP 90439812K 150 NG 150 LP 200 NG 200 LP 90439803K Control 80NG 90320109K 80LP 90320110K 115NG 90320111K 115LP 90320112K 150NG 90320113K 150LP
93. ure 25 FIGURE 25 Communication Wiring within a Zone of Heaters continued SATELLITE HEATER CONTROL For satellite controllers J9 jumper can be left in the original position regardless of control method PRESSURE SENSOR Shows J10 configured for satellite 5 FIRING FIRING EXT POT b RATE RATE HIGH WIPER GND IN OUT Modulation control wiring to additional satellite heater control terminals FIRING T28 and T29 1 N 43 of 71 CTH3 SERIES INSTALLATION OPERATION AND SERVICE MANUAL 10 4 Heat Demand Control Wiring The heater input can be controlled by any one of the following heat demand control devices control devices are wired to central heaters only 10 4 1 Zone Sensor The zone sensor P N 10081530 offers automatic control of heater input Heater s modulates based on difference between sensed air temperature and the temperature setpoint Heater modulation in response to air temperature changes is immediate Setpoint is adjusted with the slide bar adjustment at the bottom of the sensor ON OFF switch used to disable heater operation or reset heater from lockout is located on the side of the sensor See Page 39 Figure 22 for wiring details 10 4 2 Thermostat A thermostat offers automatic control of heater input The heater control is designed for use with a standard 2 wire or 4 wire low voltage electronic thermostat not for use with thermostats that have a heat anticipator Typ

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