SECTION 1: INTRODUCTION
SECTION 1: INTRODUCTION 1.1 Safety
Your Safety is Important to Us! This symbol is used throughout the manual to notify you of possible fire, electrical or burn hazards. Please pay special attention when reading and following the warnings.
Installation, service and annual inspection of controller must be done by an electrician qualified in the installation and service of control systems for heating equipment.
Installation, service and annual inspection of heater must be done by a contractor qualified in the installation and service of gas or oil fired heating equipment.
Read this manual carefully before installation, operation, or service of this equipment.
For optimum heater performance and safe heating conditions, inspect and maintain heater(s) before every heating season as necessary. Also, know and maintain heater clearances to combustibles, see heater Installation, Operation and Service Manual for further details. If you require additional manuals, con- tact your ROBERTS GORDON® independent distrib- utor or
1.2What is a ROBERTS GORDON® System Control?
The ROBERTS GORDON® System Control is an electronic controller designed for the control of CORAYVAC® and VANTAGE® NP (multiburner only) systems.
The System Control is capable of giving four zones of burners' temperature control and power. The control will also give power output to as many as two pumps, provided that the load is not greater than 20 A and 1
Ø.For additional electrical specifications see Page 3, Section 2.2.
1.3 Electrical Requirements
DANGER
Electrical Shock Hazard
Disconnect electric before service or maintenance.
Control must be connected to a properly grounded electrical source.
Failure to follow these instructions can result in death or electrical shock.
Failure to comply with the installation instructions will invalidate the limited warranty set out on Page 17, Section 7.
The cable used for all wiring must be rated for 600 V.
The system control, burners, pump and outside air blower must be electrically grounded in accordance with the following:
United States: Refer to National Electrical Code®, NFPA 70 - latest revision. Wiring must conform to the most current National Electrical Code®, local ordi- nances and any special diagrams furnished.
Canada: Refer to Canadian Electrical Code, CSA C22.1 Part 1 - latest revision.
1.4 Check Installation Materials
Before proceeding with the installation of the ROBERTS GORDON® System Control, check the fol- lowing points:
1.4.1Thermostats
Electronic 24 Vac thermostats and mechanical ther- mostats with heat anticipator can be used. The sys- tem control offers a 24 Vac power supply to power electronic thermostats.
The thermostats measure the air temperature in the building. It is important that the thermostat is located in an area within the heated zone at occupant level. Do not place thermostat in an area shaded from the
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