Table of Contents
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Table of Contents
Summary of Contents for ECR Argo ARH-1
- Page 1 ARGO HYDRO-AIR ZONING CONTROLS ARH-1, ARH-2, ARH-3 ARH-1 ARH-2 ARH-3 ARGO (Technical Support) 2201 Dwyer Avenue Utica, NY 13501 (Corporate Sales) 85 Middle Road An ISO 9001-2000 Certified Company Dunkirk, NY 14048 P/N 240005131, Rev. 1.1 [10/06] www.argoindustries.com...
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Page 3: Table Of Contents
INSTALLATION MANUAL AND OPERATING INSTRUCTIONS P/N#240005131, Rev. 1.1 [10/06] TABLE OF CONTENTS Safety Symbols ................3 Introduction ..................4 Product Description ................5 Features and Benefits ..............5 Control Board Diagrams ..............6 Mounting Instructions ..............7 Electrical Specifications & Wiring ...........8 Sequence of Operation ..............9 Terminal Descriptions ..............9 Wiring Applications ...............11 Replacement Parts List ..............15... -
Page 4: Introduction
SAFETY SYMBOLS Continued WARNING Indicates a potentially hazardous situation which, if not avoided, COULD result in death or serious injury. CAUTION Indicates a potential hazardous situation which, if not avoid- ed, MAY result in minor or moderate injury. It may also be used to alert against unsafe practices. -
Page 5: Product Description
PRODUCT DESCRIPTION Argo Hydro-Air Zoning Controls provide the easiest way to inter- face between the thermostat and air handler. These dependable control relays will control from 1 to 20 zones of heating/cooling and provide priority switching for domestic hot water. Boiler and A/C condenser wiring is virtually fool proof. -
Page 6: Control Board Diagrams
ARH CONTROL BOARD DIAGRAMS ARH-1 ARH-2... -
Page 7: Mounting Instructions
ARH CONTROL BOARD DIAGRAMS Continued ARH-3 MOUNTING INSTRUCTIONS Mount the Argo ARH Series Control vertically on a solid wall or par- tition. For your convenience it is recommended that the control be mounted as close as possible to the device being controlled, how- ever it should never be mounted more then 75 feet away. -
Page 8: Electrical Specifications & Wiring
ELECTRICAL SPECIFICATIONS & WIRING WARNING ELECTRICAL SHOCK HAZARD! Disconnect power be- fore installing or servicing. Can cause severe personal injury, death, or substantial property damage if ignored. GENERAL WIRING NOTICE All primary wiring must be 14 AWG minimum. Torque terminal screws 6 to 7 inch pounds. -
Page 9: Sequence Of Operation
SEQUENCE OF OPERATION When the thermostat calls for heat, the boiler end switch closes, starting the burner and energizing the heating circulator. The fan will operate at low speed (G1) when the water temperature is above the aquastat setting at the Hydro-Coil. When priority zone is actuated, the priority circulator and boiler end switch is energized. - Page 10 TERMINAL DESCRIPTIONS Continued Aquastat TT- Connect to factory supplied strap-on aquastat at Hydro-Coil. These terminals must be closed for fan the to operate in Heating Mode. Install a jumper if no aquastat is used. Freeze TT- Optional freeze protection when (TT) is connected to aquastat at Hydro-Coil.
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Page 11: Wiring Applications
WIRING DIAGRAM APPLICATIONS ARH-1 SINGLE ZONE HYDRO-AIR CONTROL INSTRUCTION Note: Connection for 2 Speed Fan (Remove Jumper) * - IF USED. IF NOT, JUMPER MUST BE INSTALLED. Note: Zone 1 R & C terminals must be con- nected and energized for board to function. - Page 12 WIRING DIAGRAM APPLICATIONS ARH-2 TWO ZONE HYDRO-AIR CONTROL INSTRUCTION (1 AIR HANDLER AND 1 PRIORITY ZONE) Note: Connection for 2 Speed Note: Zone 1 R & C Fan (Remove terminals must be con- Jumper) nected and energized for board to function. * - IF USED.
- Page 13 WIRING DIAGRAM APPLICATIONS ARH-3 THREE ZONE HYDRO-AIR CONTROL INSTRUCTION (2 AIR HANDLERS AND 1 PRIORITY ZONE) Note: Connection for 2 Speed Fan (Remove Note: Zone 1 R & C terminals must Jumper) be connected and energized for board to function. * - IF USED.
- Page 14 CONTROL EXPANSION APPLICATION Wiring Diagram for Adding ARH-1 to ARH-2 or ARH-3...
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Page 15: Replacement Parts List
18” Telephone Cable Freeze Stat Aquastat A11F TECHNICAL SUPPORT For technical support on this and all Argo products, please contact ECR International Technical Service at 1-800-325-5479. Please have your model number available when calling. Information Needed When Calling Model Number Installation Date...