Installation, Operation & Service Manual
Contents
1. ANO u TR 12V DC Low voltage must be enclosed within the slotted cable trunking fitted inside the controller l es 000090 Ground System Controller FIGURE 5 External Wiring Diagram ROBERTS GORDON EP 100 and EP 201 120V 1ph Pump 4 1 EP 100 OR EP 201 120V 1PH PUMP EXTERNAL WIRING DIAGRAM The external wiring diagram above shows the con nections for four zones of system burners System burners can be either CORAYVAC or VANTAGE EV The zones are connected to a single pump The external wiring diagram above shows connection to an EP 100 or EP 201 pump 4 1 1 External wiring connection details The cable used for all the wiring must be rated for line voltage up to 250V The low voltage circuit conforms with Class 2 sep aration of circuit requirements National Electrical Codes for wiring class 2 low voltage circuits must be followed Disconnect electrical supply before servicing Never d IEC contactor P N 10050006 rated for the EP 301 pump motor pump m The power supply for each pump must be separate from the controller supply controller relay terminals to the irectly connect the otor SECTION 4 TYPICAL EXTERNAL WIRING DIA2. nz power supply problem Gs Replace fuse with P N 10000202 JC a fuse with P N 10000202 Check the voltage selecton is it set to 115V See JV Page 9 Section 6 Figure 10 ITEM 2 Is external wiring to fe El pump OK Yes Is the correct overload selected for the pump See Page 2 Section 2 3 Le No VA Nvo Set the selector to 115 Rectify the correct overload oes the proving switch N Yes can 2 Figure 1 aNd Is external wiring to the proving switch OK Ne Rectify 2 Is the thermostat connected to the correct terminal at the system control See Page 4 ez Section 4 Figure 5 ey Refer to burner trouble shooting in either the CORAYVAC or VANTAGE EV Installation Operation and Service Manuals Is external wiring to the zone OK See Page 4 Ye Section 4 Figure 5 Pa Has the system been U commissioned No Yes Refer to burner trouble shooting in either the CORAYVAC or VANTAGE9 EV nstallation Operation and Service Manuals Contact Roberts Gordon at www rg inc com FIGURE 9 System Control Troubleshooting Chart 8 Contact Roberts Gordon at www rg inc com After the heating is turned off the pump will continue operation for
3. 2 minutes post purge Check if the ribbon cable is securely located at both ends Refer to burner trouble shooting in either the CORAYVAC or VANTAGE EV Installation Operation and Service Manuals Rectify Refer to the burner start up instructions in either the CORAYVAC or VANTAGE EV Installation Operation and Service Manuals SECTION 6 REPLACEMENT PARTS SECTION 6 REPLACEMENT PARTS A WARNING Use only genuine ROBERTS GORDON replacement parts Use of parts not specified by Roberts Gordon voids warranty Failure to follow these instructions can result in death injury or property damage 00000 ee oo ee NL NL NL NL Ground PUMP Zi Z2 Z3 ROBERTS GORDON System Controller PN 10090100 FIGURE 10 System Control Internal Components Diagram 6 1 REPLACEMENT PARTS LIST Part Number 10000202 NA NA 10000202 10000200 10000702 10000703 noa Bun Description Fuse Anti Surge 500mA Voltage Selector Switch Transformer Fuse Anti Surge 500mA Fuse Fast Blow 315mA Cable Entry Plate not shown Clip Cover and Screw 4 pack not shown SYSTEM CONTROL INSTALLATION MANUAL 6 2 REPLACEMENT PARTS INSTRUCTIONS A WARNING 6 2 1 6 2 2 6 2 3 Electrical Shock Haz
4. near the pump Remove the cover of the System Control by removing the four securing screws See Page 3 Section 3 Figure 3 for cover detail Pry the clip off using a flat blade screw driver in the groove 3 This will reveal the securing screw 2 Repeat this for each corner of the cover PN DESCRIPTION 10000701 CLIP COVER PLASTIC 10000700 SCREW M3X22 PAN HD BZP NA LEVER SLOT NA SECURING SCREW HOLE 10090500 SYSTEM CONTROL LID ASSEMBLY FIGURE 3 System Control Cover Detail 3 2 3 3 2 4 3 2 5 Disconnect the ribbon cable from the System Control panel board Place the cover and the hard ware in a safe place for refitting after the external wiring connections have been made Position the mounting hole location of the System Control per Figure 4 Section 3 Remove the knockouts required for the conduit entry into the System Control panel SECTION 3 INSTALLATION 3 2 6 Fit the cable plate provided with the System Control Panel in the slot at the top of the System Control panel 4 x DIA 0 2 5mm 6 85 174 mm 10 7 272 mm FIGURE 4 Mounting Hole Layout 3 3 SELECT THE EXTERNAL WIRING DIAGRAM FOR THE INSTALLATION 3 3 1 Use Page 4 Section 4 Figure 5 for the external wiring of the burners thermostats and pressure switch 3 3 2 Use the table below to select the correct pump external wiring diagram Pump Supply Voltage Page Section Figure EP 100 120
5. 3 in Canada or at If used the optional outside air blower is to be controlled in parallel with the pump The blower incorporates a pressure switch which must be wired in series with the vacuum proving switch on www rg inc com SYSTEM CONTROL INSTALLATION MANUAL SECTION 2 SPECIFICATIONS SWL_ lt ROBERTS GORDON Quality in Any Language LINE POWER PUMP POWER PROVING SWITCH ZONE 1 ZONE 2 ZONE 3 ZONE 4 U S A 1 716 852 4400 canada e 1 905 945 5403 44 0 ae en Internen www rg WARNING Disconnect from electrical supply before removing this cover FIGURE 1 Panel Layout 2 1 2 2 2 3 2 4 2 5 MATERIAL SPECIFICATION 2 6 Enclosure Material ABS UL 94 5VA Rated Weight 1 1 lbs Dimensions 7 9 x 11 4 x 2 4 199 x 290 x 62 mm Protection Rating IP20 ELECTRICAL SPECIFICATION Supply 16A 120V 50 60Hz Zone Relay Single pole 4 4A 120V AC resistive Pump Relay Single pole 12A 120V AC 2 7 resistive 1HP motor rated Thermostats Low voltage 12V DC PUMP SPECIFICATIONS Full load current 1ph 3ph EP 100 pump 1 3HP 4 8A N A EP 200 series pumps 3 4HP 6 6A 3 0A EP 300 series pumps 1 1 2 HP 16 0A 4 2A BURNER ELECTRICAL RATINGS CORAYVAC burners 120V 60Hz 1ph 0 2A VANTAGE EV burners 120V 60Hz 1ph 0 2A OUTSIDE AIR SUPPLY BLOWER 2 2A Run Full load current at 120V 60Hz 1ph 2 2A SYSTEM CONTROL c US LISTED INDICATOR LIGHTS PAGE 2 SECTION 2 FIG
6. 50V The low voltage circuit conforms with Class 2 sep aration of circuit requirements National Electrical Codes for wiring class 2 low voltage circuits must be followed Disconnect electrical supply before servicing SYSTEM CONTROL INSTALLATION MANUAL SECTION 5 TROUBLESHOOTING 5 1 SEQUENCE OF OPERATION a On demand for heat the panel will send power to d the pump The pump will begin operation b Once vacuum is established the vacuum proving switch at the pump will close The panel sends power to the burners The burn Once flame is established the heater will remain in operation until such time as either a lockout condition occurs or the heating is turned off by ers will go through a 45 second purge and cycle time the thermostat Is the line power indicator Y on See Page 2 Section 2 Figure 1 Yes Adjust thermostat set point to call for heat Does the pump come on NA Does the zone light come on Nu A Yes Do the burners in the zone come on Yes Troubleshoot ends St No No light come on See Page 2 Check the power sippy a to the system control Yes panel Is it on ea Check the fuse Is it OK See Page 9 Section 6 Figure 10 ITEM 1 es Check the low voltage fus gt Is it OK See Page 9 Section 6 Figure 10 ITEM 4
7. EAD YOUR OPERATION AND INSTALLATION MANUALS If you have questions about your ROBERTS GORDON System Control contact your installing professional Should you need replacement parts or have additional questions call or write Roberts Gordon U S A 1250 William Street P O Box 44 Buffalo New York 14240 0044 Telephone 716 852 4400 Fax 716 852 0854 Canada 241 South Service Road West Grimsby Ontario L3M 1Y7 Telephone 905 945 5403 Fax 905 945 0511 On the web at www rg inc com Roberts Gordon 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 replace ment parts during the term of this warranty Some juris dictions do not allow limitations on how long an implied war ranty lasts so this limitation may not apply to you There are no rights warranties or conditions expressed or implied statutory or otherwise other than those contained in this warranty Roberts Gordon 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 System Control Some jurisdic tions 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 ri
8. ES R ROBERTSGORDON DON Sustem Contro Installation Operation amp Service Manual A WARNING Installer Please take the time to read and understand these instructions prior to any installation Installer must give a copy of this manual to the owner Improper installation adjustment alteration service or maintenance can result in death injury or property damage Read the installation and operation manuals thoroughly before installing or servicing Owner this equipment Keep this manual in a safe place to provide your Installation must be done by an electrician qualified serviceman with information should it become in the installation of control systems for heating necessary equipment Roberts Gordon Roberts Gordon Canada Inc 1250 William Street 241 South Service Road West P O Box 44 Grimsby Ontario L3M 1Y7 Canada Buffalo New York 14240 0044 Telephone 905 945 5403 Telephone 716 852 4400 Fax 905 945 0511 Fax 716 852 0854 U Toll Free 800 828 7450 Roberts Gordon c L US Oxford Street O http www rg inc com Bilston West Midlands WV14 7EG UK Telephone 44 0 1902 494425 LISTED Fax 44 0 1902 403200 Quality in Any Language O Copyright 2000 Roberts Gordon 10091601NA RevB 06 00 gt TABLE OF CONTENTS TABLE OF FIGURES 1 Introduction nunnnssennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nennen 1 Figure 1 Panel Layout nseserernnnnnnnnnernnnnnnnnnnnnnnnnn 2 1 1 What is a ROBERTS GORDON Figure 2 Terminal Bl
9. GRAMS All burners must be connected to Ground Not shown Zone 1 Zone 2 Zone 3Zone 4 Low voltage thermostats located in heated zone Ground 120V o on iph e Individual supply Zone Zone Zone Zone 1 2 3 4 60 Hz for pump rated for total full load current Pressure switch located at pump ie ea ai See Page 2 Section 2 3 for details 120V iph 2 60 Hz e DC gt System Control FIGURE 6 External Wiring Diagram ROBERTS GORDON EP 301 120V 1ph Pump 4 2 EP 301 120V 1PH EXTERNAL WIRING DIAGRAM The external wiring diagram above shows the con nections for four zones of system burners System burners can be either CORAYVAC or VANTAGE EV The zones are connected to a single pump The external wiring diagram above shows connection to an EP 301 1ph motor 4 2 1 External wiring connection details The cable used for all the wiring must be rated for line voltage up to 250V The low voltage circuit conforms with Class 2 sep aration of circuit requirements National Electrical Codes for wiring class 2 low voltage circuits must be followed Disconnect electrical supply before servicing SYSTEM CONTROL INSTALLATION MANUAL Motor starter All bur
10. URE 1 1 LINE POWER when lit indicates supply on to the panel 2 PUMP POWER when lit indicates the relay for power to the pump is energized 3 PROVING SWITCH when lit indicates that the proving switch is closed 4 ZONE when lit indicates which zone relay is on TERMINAL BLOCK GUIDE Page 2 Section 2 Figure 2 is a guide to the ter minal abbreviations Ground Ground connection for burners and pump Ground Power Neutral Supply Live Pump Live amp Neutral Zone1 Burners Live amp Neutral Zone 2 Burners Live amp Neutral Zone 3 Burners Live amp Neutral Zone 4 Burners Live amp Neutral Thermostats 12V DC output Proving Switch FIGURE 2 Terminal Block Guide SECTION 3 INSTALLATION 3 1 3 2 3 2 1 3 2 2 Installation of the System Control and the associ ated external electrical wiring must be completed by an electrician qualified in the installation of con trol systems for heating equipment PREPARATION Before installing the System Control observe the following Ensure that you have a copy of the site layout for the project that identifies clearly the separate zones Read Page 1 Section 1 3 carefully to ensure the correct installation materials are available INSTALLING THE SYSTEM CONTROL PANEL Choose a mounting location for the System Control It is advisable to choose a visible location
11. V 1ph 4 4 5 EP 201 120V 1ph 4 4 5 EP 301 120V 1ph 5 4 6 EP 203 230V 3ph 6 4 7 EP 303 230V 3ph 6 4 7 Roberts Gordon provides at an additional cost the following IEC contactor and enclosure required for the EP 301 pump the part numbers are listed below For 120V AC Connection P N 10050006 Description Contactor 120V AC EP 301 1ph 10001705 Contactor IEC 16A 120V AC 10001001 Enclosure IEC metal 8 x 5 x 5 Nema 1 Roberts Gordon provides at an additional cost the following IEC contactor and overload starter package required for 3ph pumps the contents are listed below P N 10050001 10001001 Description Starter 120V AC EP 203 303 3ph Enclosure IEC metal 8 x 5 x 5 Nema 1 Contactor IEC 9A 120V AC 10001706 Overload IEC 1 6 5 0A 3ph 10001701 3 3 3 If an outside air blower is to be used with any of the above options see Page 7 Section 4 Figure 8 or the external wiring diagram 34 IMPORTANT VOLTAGE SELECTION The System Control can be used with either 115V or 230V single phase Ensure the voltage selec tor switch is set to 115V See Page 9 Section 6 Figure 10 ITEM 2 3 SYSTEM CONTROL INSTALLATION MANUAL SECTION 4 TYPICAL EXTERNAL WIRING DIAGRAMS Pump ey All burners must be connected to Ground r Not shown ry Zone 1 Zone 2 Zone 3 Zone 4 Low voltage thermostats located in heated zone Zone Zone Zone Zone 1 2 3 4
12. a 5 4 3 External Wiring Diagram EP 203 and EP 303 230V 3ph P mp u sen 6 4 4 Outside Air Blower External Wiring 7 5 Troubleshooting rsrerenennnnennnnnnnnnnnennnnnnnnannnnnnnn 8 5 1 Sequence of Operation eennnn 8 6 Replacement Parts uenssessnnnnennnnnnnnnnnnnennnnnnnennnnenn 9 6 1 Replacement Parts List nn 9 6 2 Replacement Parts Instructions 10 7 The ROBERTS GORDON System Control Wartanly iii 11 2000 ROBERTSGORDON 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 the written permission of Roberts Gordon Printed in the U S A SECTION 1 INTRODUCTION SECTION 1 INTRODUCTION 1 1 WHAT IS A ROBERTS GORDON SYSTEM CONTROL The ROBERTS GORDON System Control is an electronic controller designed for the control of CORAYVAC and VANTAGE EV systems The System Control is capable of giving four zones of temperature control The control will give power output to one pump the pump The load relay package is required with the blower See Page 7 Section 4 Figure 8 for wiring detail 1 3 4 Vacuum Proving Switch A vacuum proving switch P N 90430600 preset at 1 7 w c is required for installation on the inlet o
13. ard Disconnect electrical supply before performing service or maintenance Failure to follow these instructions will result in death or electrical shock 10000202 Fuse Anti Surge 500mA This fuse protects the System Control from power surges lightning and incorrect wiring If the fuse needs replacing the following steps must be taken Turn off the power to the System Control Remove the clips and screws from the cover and remove the cover of the System Control See Page 3 Section 3 2 2 for details Disconnect the ribbon cable from the Main Board only leaving the ribbon attached to the cover Locate the fuse Page 9 Section 6 Figure 10 ITEM 1 and remove the fuse with a fuse pulling tool Replace with a new fuse rated at 500mA anti surge Reconnect the ribbon cable to the Main Board and replace cover Voltage Selector Switch The voltage selector switch must display 115V for use in North America Transformer The transformer on the board cannot be replaced 6 2 4 6 2 5 10000202 Fuse Anti Surge 500mA This fuse protects the System Control circuit board If the fuse needs replacing the following steps must be taken Turn off the power to the System Control Remove the clips and screws from the cover panel and remove the cover of the System Control See Page 3 Section 3 2 2 for details Disconnect the ribbon cable from the Main Board only leaving the ribbon attached to the cover Locat
14. ce calls and labor charges Shipment of replacement parts Damage due to Failure to install operate or maintain the ROBERTS GORDON System Control as directed in Installation Operation and Service Manual You must follow requirements printed in this manual Misuse abuse neglect or modification of the ROBERTS GORDON System Control in any way Improper service use of replacement parts or acces sories that are not specified by Roberts Gordon Improper installation or any relocation of the ROBERTS GORDON System Control after initial installation Incorrect supply accident fire flood acts of God or other casualty Use of the ROBERTS GORDON System Control for other than its intended purpose Use of the ROBERTS GORDON System Control in a corrosive atmosphere or any atmosphere containing contaminants Shipping Claim must be filed with carrier WARRANTY IS VOID IF The ROBERTS GORDON System Control is not installed by a electrician qualified in the installation of control sys tems for heating equipment 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 ROBERTS GORDON System Control is transferred This warranty is nontransferable Roberts Gordon is not permitted to inspect the damaged controller and or component parts SECTION 7 THE ROBERTS GORDON SYSTEM CONTROL WARRANTY R
15. e the fuse Page 9 Section 6 Figure 10 ITEM 4 and remove the fuse with a fuse pulling tool Replace with a new fuse rated to 500mA anti surge Reconnect the ribbon cable to the Main Board and replace cover 10000200 Fuse Fast Blow 315mA This fuse protects the inputs connected to the System Control circuit board If the fuse needs replacing the following steps must be taken Turn off the power to the System Control Remove the clips and screws from the cover panel and remove the cover of the System Control See Page 3 Section 3 2 2 for details Disconnect the ribbon cable from the Main Board only leaving the ribbon attached to the cover Locate the fuse Page 9 Section 6 Figure 10 ITEM 5 and remove the fuse with a fuse pulling tool Replace with a new fuse rated to 315mA fast blow Reconnect the ribbon cable to the Main Board and replace cover SECTION 7 THE ROBERTS GORDON SYSTEM CONTROL WARRANTY ROBERTS GORDON WILL PAY FOR For 36 months from the date of purchase by the original consumer or 18 months from date of shipment by Roberts Gordon whichever occurs first we will provide free of charge replacement parts for any part of the ROBERTS GORDON System Control that fails because of a manu facturing or material defect ROBERTS GORDON replacement parts are warranted for the period of the original ROBERTS GORDON System Control Warranty ROBERTS GORDON WILL NOT PAY FOR Service trips servi
16. f the pump This switch is required to interlock the operation of the pump with the control panel 1 2 GENERAL REQUIREMENTS Failure to comply with the installation instructions will invalidate the limited warranty set out on Page 11 Section 7 A CAUTION Proving switch must be installed on all ROBERTS GORDON systems to ensure safety and operation System will not operate without proving switch The cable used for all wiring must be rated for line voltage up to 250V Failure to follow these instructions will result in death or electrical shock The system control burners pump and outside air blower must be electrically grounded in accor dance with the National Electrical Code ANSI NFPA 70 latest revision Before proceeding with the installation of the ROBERTS GORDON System Control check the following points Failure to follow these instructions can result in product damage 1 4 SAFETY Your Safety is Important to Us This sym bol is used throughout the manual to noti fy you of possible fire electrical or burn hazards Please pay special attention when reading and following the warnings 1 3 CHECK INSTALLATION MATERIALS A WARNING 1 3 1 Thermostats Installation Service and Annual Inspection of Only use 241 thermostats with the ROBERTS controller must be done by an electrician qualified GORDON System Control Do not use power in the installation of control systems for heating stealing 24V the
17. ghts which vary from jurisdiction to jurisdiction Roberts Gordon shall not be responsible for failure to per form under the terms of this warranty if caused by circum stances out of its control including but not limited to fire flood strike government or court orders unavailability of supplies parts or power No person is authorized to assume for Roberts Gordon any other warranty obligation or liabili ty LIMITATIONS ON AUTHORITY OF REPRESENTATIVES No representative of Roberts Gordon 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 s duly authorized Executive Officer 11
18. ners must be connected to Ground Not shown Zone1 Zone2 Zone3 Zone 4 230V 3ph Low voltage thermostats located in heated zone Zone Zone Zone Zone 1 2 3 4 Pressure switch located at pump APP ME NL NL PUMP Zi System Control FIGURE 7 External Wiring Diagram EP 203 and EP 303 230V 3ph Pump 4 3 EP 203 OR EP 303 230V 3PH PUMP EXTERNAL WIRING DIAGRAM The external wiring diagram above shows the con nections for four zones of system burners System burners can be either CORAYVAC or VANTAGE EV The zones are connected to a single pump The external wiring diagram above shows connection to an EP 203 or EP 303 3ph pump 4 3 1 External Wiring Connection Details The cable used for all the wiring must be rated for line voltage up to 250V The low voltage circuit conforms with Class 2 sep aration of circuit requirements National Electrical Codes for wiring class 2 low voltage circuits must be followed Disconnect electrical supply before servicing Typical wiring for Load Rela Package P N 05023000 Coil connections Pump to Pump L amp N 7 Outputs from Control Panel Live
19. ock Guide een 2 System Controle 1 Figure 3 System Control Cover Detail ne 3 1 2 General Requirements 1 Figure 4 Mounting Hole Layout A ie 3 1 3 Check Installation Materials 1 Figure 5 External Wiring Diagram 14 aio 1 nn E E ales 120V 1ph Pump un 4 ade igure xternal Wiring Diagram 2 en eee ear ea 2 EP 301 120V 1ph Pump cocoa 5 2 1 Material Specification ae 2 Figure 7 External Wiring Diagram EP 203 and EP 303 2 2 Electrical Specification uueennn 2 230V 3ph PUMPS cocccccccconcconinnncnnonaconincnnncnincncininin 6 2 3 Pump Specifications daa 2 Figure 8 External Wiring Diagram 120V 1ph Pump with aan 2 4 Burner Electrical Ratings 2 Outside Air Blower 7 2 5 Outside Air Supply Blower 2 Figure 9 System Control Troubleshooting Chart 8 2 6 Indicator Lights A EAS mtevnisia 2 Figure 10 System Control Internal Components 2 7 Terminal Block GUIde cette 2 A 9 3 Installation Instructions nusennnenennnennnnnnnnennnennnn 3 31 Preparation uses 3 3 2 Installing the System Control Panel 3 3 3 Select the External Wiring Diagram for the Installation ooonnoccccnnnnnnnnocccnnonnnnacanccnnnnnannno 3 3 4 Important Voltage Selection 3 4 Typical External Wiring Diagrams 000 4 4 1 External Wiring Diagram EP 100 and EP 201 120V 1ph Pump coooococcccccnnnancnnncnnnnonannns 4 4 2 External Wiring Diagram EP 301 120V TPM PUMP esconde diari
20. out to the outside air blower 13 Outside Air SECTION 4 TYPICAL EXTERNAL WIRING DIAGRAMS All burners must be connected to Ground Not shown Zone Zone Zone Zone 1 2 3 4 Blower Relay Receptacle Low voltage thermostats located in heated zone Back Plate o Pressure switch i located at pump Zone Zone Zone Zone 1 2 3 4 Pressure switch 120V located at outside air blower RS 1ph 60HZ 12V DC 1ph e 60HZ 7 IN 000090 Ground System Control FIGURE 8 External wiring diagram ROBERTS GORDON EP 100 or EP 201 120V 1ph Pump with outside air blower 4 4 OUTSIDE AIR BLOWER EXTERNAL WIRING DIAGRAM The external wiring diagram above shows the con nections for four zones of system burners System burners can be either CORAYVAC or VANTAGE EV The zones are connected to a single pump The external wiring diagram above shows connection to an EP 100 or EP 201 1ph motor The diagram also shows the connection via a load relay to the optional outside air blower 4 4 1 External Wiring Connection Details The cable used for all the wiring must be rated for line voltage up to 2
21. rmostats ROBERTS GORDON equipment son d an Installation Service and Annual Inspection must be i done by a contractor qualified in the installation and The thermostats measure the air temperature in service of gas fired heating equipment the building It is important that the thermostat is Read this manual carefully before installation located in an area within the heated zone at occu operation or service of ihis eauioment pant level Do not place thermostat in an area p quip shaded from the low intensity infrared heating Failure to follow these instructions can result in system death injury or property damage 1 3 2 Electrical Installation Materials A 1ph 16A 120V power supply to the control For optimum heater performance and safe heat panel must be installed in accordance with the ing conditions inspect and maintain heater s most current National Electrical Code local dd diate ena a pS ra codes and any site specific diagrams 30 DA ane MANAN MESE HIESIANcES 10 4 d 3 combustibles see heater Installation Operation Total load powered by the panel must not exceed and Service manual for further details If you 16A Loads totaling more than 16A must be pow require additional manuals contact your ered from an additional power supply circuit by ROBERTS GORDON independent distributor or the use of a load relay package Roberts Gordon at 716 852 4400 or 800 828 1 3 3 Outside Air Supply Blower 7450 in the U S 905 945 540
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