ECR International Argo AZ Series Installation, Operation & Maintenance Manual
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ECR International Argo AZ Series Installation, Operation & Maintenance Manual

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ARGO AZ SERIES
INSTALLATION, OPERATION &
MAINTENANCE MANUAL
MODELS
AZ-3
AZ-5
CONTROLS
AZ-5
AZ-3
Manufactured by:
ECR International Inc.
2201 Dwyer Avenue, Utica, NY 13501
Tel. 800 325 5479
www.ecrinternational.com
PN 240005130 REV. D [11/15/2021]

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Summary of Contents for ECR International Argo AZ Series

  • Page 1 ARGO AZ SERIES CONTROLS INSTALLATION, OPERATION & MAINTENANCE MANUAL MODELS AZ-5 AZ-3 AZ-5 AZ-3 Manufactured by: ECR International Inc. 2201 Dwyer Avenue, Utica, NY 13501 Tel. 800 325 5479 www.ecrinternational.com PN 240005130 REV. D [11/15/2021]...

  • Page 2: Table Of Contents

    DANIMPORTANT: Read and understand the following instructions COMPLETELY before installing!! Information and specifications outlined in this manual in effect at the time of printing of this manual. ECR International, Inc. reserves the right to discontinue, change specifications or system design at any time without notice and without incurring any obligation, whatsoever.

  • Page 3: Safety Symbols And Warnings

    Become familiar with symbols identifying potential hazards� This manual is intended to familiarize the installer and user of the Argo AZ Series Zone Valve Controls with their installation and operation to assure normal trouble-free This is the safety alert symbol. Symbol alerts you to operation�...

  • Page 4: Az Circuit Board

    INSTALLATION MANUAL AND OPERATING INSTRUCTIONS AZ CIRCUIT BOARD The diagram below represents Argo AZ-5 Zone Valve Control. AZ-3 has similar connections� Class 2 Transformer Terminals (24 Vac) X-X Indicator LED (indicates both Green Indicator LED Class 2 X-X end switches (indicates zone is Thermostat are closed)

  • Page 5: Electrical Specifications & Wiring

    INSTALLATION MANUAL AND OPERATING INSTRUCTIONS Electrical Specifications & Wiring AZ Sequence of Operation • THe control will scan all TT terminals looking for a WARNING call for heat from any thermostat� Electrical shock hazard. Disconnect power before • When a call for heat is detected the green TT LED installing or servicing.

  • Page 6: Az Control W/Dpm-2 Outdoor Reset Control

    INSTALLATION MANUAL AND OPERATING INSTRUCTIONS AZ Control w/DPM-2 Outdoor Reset Control DPM-2 Outdoor Reset Control is designed to raise or lower the temperature of the boiler supply water based on a proportionate drop or rise in temperature at the outside sensor�...

  • Page 7: Az Control W/Power Robbing Thermostat

    INSTALLATION MANUAL AND OPERATING INSTRUCTIONS AZ Control W/Power Robbing Thermostat Argo AZ control should work well with all standard and most programmable setback thermostats. In the event the programmable thermostat you are using causes the control board relays to chatter, you will require an external 24V power supply (transformer) and an Argo IR882 Isolation Relay.

  • Page 8: Replacement Parts

    Transformer 40 VA (AZ-3) Transformer 75 VA (AZ-5) 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...

This manual is also suitable for:

Argo az-3Argo az-5

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