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Mueller Hydro-Guard HG-8 Cold Climate Operating Instructions Manual
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Mueller Hydro-Guard HG-8 Cold Climate Operating Instructions Manual

Flushing system
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HG-8
Cold Climate
Flushing System
!
WARNING:
1. Read and follow instructions carefully. Proper training and periodic review
regarding the use of this equipment is essential to prevent possible serious injury
and/or property damage. The instructions contained herein were developed for
using this equipment on fittings manufactured by Mueller Co. only, and may not be
applicable for any other use.
2. DO NOT exceed the pressure ratings of any components or equipment. Exceeding
the rated pressure may result in serious injury and/or property damage.
3. Safety goggles and other appropriate protective gear should be used. Failure to do
so could result in serious injury.
F 13091 9/19
OPERATING INSTRUCTIONS MANUAL

TABLE OF CONTENTS

Assembly, Disassembly, &
Maintenance Instructions
PAGE
2 - 3
3 - 6
7
8
9
10
11

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Summary of Contents for Mueller Hydro-Guard HG-8 Cold Climate

  • Page 1: Table Of Contents

    The instructions contained herein were developed for using this equipment on fittings manufactured by Mueller Co. only, and may not be applicable for any other use.
  • Page 2 Overview Site Evaluation be installed inside of the HG-8’s external cabinet. The catch pipe The Hydro-Guard HG-8 Cold Climate Each Hydro-Guard Unit installation shall be mounted at least 3" under Unit, is the industry’s only Sub- is unique and will require a...

  • Page 3: Installation Instructions Programming Unit

    HG-8 COLD CLIMATE FLUSHING SYSTEM Installation Instructions & Programming Unit INSTALLATION - (CONTINUED) 4. Slowly lower the Hydro-Guard HG-8 8. We recommend installing 11. Disinfect the Hydro-Guard Cold Climate Flushing System into approximately 10' of pipe to the Automatic Flushing Device in place, pressing it firmly into the outlet connection so the plumber accordance with the utility’s...
  • Page 4 HG-8 COLD CLIMATE FLUSHING SYSTEM Programming Unit 5. The app will now ask what type of Bluetooth device you would like to add: NOTE: The BL-KR V1.0 and BL-KR V2.0 have identical hardware and software configurations. The only distinction is the outside plastic housing.
  • Page 5 HG-8 COLD CLIMATE FLUSHING SYSTEM Programming Unit HG-8 BUILT-IN: (INTEGRATED) Idle Mode – Waking Up Setting Date / Time NODE Programming Instructions 1. Press RETURN / ENTER key until Normally the NODE isplay shows time and day, day of week, and CLOCK icon is displayed.
  • Page 6 HG-8 COLD CLIMATE FLUSHING SYSTEM Programming Unit Setting Flush Sequence Setting Flushing Days NOTE: Start Times 1. Press RETURN/ENTER key until – Pressing + or – key when running CALENDAR icon is displayed. in MANUAL FLUSH mode will modify 1. Press RETURN / ENTER key until The program letter (A, B, or C) FLUSH TIME for that station.
  • Page 7 HG-8 COLD CLIMATE FLUSHING SYSTEM Disassembly / Reassembly Instructions HG-8 DISASSEMBLY AND REASSEMBLY INSTRUCTIONS TOOLS NEEDED: Philips screwdriver, flat-head screwdriver, HG-20087 T-handle wrench WARNING: Avoid overuse of Although the Hydro-Guard HG-8 4. To prevent the loss of the pipe sealant and never allow Cold Climate Sub-Surface Unit was solenoid plunger and spring, sealant to come into contact...

  • Page 8: Troubleshooting

    HG-8 COLD CLIMATE FLUSHING SYSTEM Troubleshooting TROUBLESHOOTING THE PROGRAMMER PROBLEM CAUSE SOLUTION Controller does not flush Water at main water supply is Check main supply valve as desired shut off Battery dead Replace battery Controller set to OFF Set controller to desired program Controller improperly programmed Check program and clock settings Blank display...

  • Page 9: Upgrades & Battery Replacement

    HG-8 COLD CLIMATE FLUSHING SYSTEM Upgrades & Battery Replacement HYDRO-GUARD FEATURES, UPGRADES AND SAMPLE COLLECTION Dechlorination The following is a brief overview and introduction to our options. The Hydro-Guard HG-8 is equipped Integrated Sample Station with a dechlorination system. Dechlorination takes place as The HG-8 Cold Climate Sub-Surface a portion of the discharged Discharge Unit, features a Sample...

  • Page 10: Parts

    HG-8 COLD CLIMATE FLUSHING SYSTEM Parts REPLACEMENT PARTS ID PART # DESCRIPTION 546787 Composite or Cast Iron Vault Lid 546799 HG-8 Plate Rest 546785 2" Foam Insulation Pad 790015 21" Ø Below-Grade Vault HG-A102L 9-Volt Lithium Battery 1" Valve & Meter 546779 Replacement Assembly 700014...

  • Page 11: Notes

    HG-8 COLD CLIMATE FLUSHING SYSTEM Notes...
  • Page 12 U.S. Pipe Valve & Hydrant. Please see muellerwp.com/brands and krauszusa.com to learn more. © 2020 Mueller Water Products, Inc. All Rights Reserved. The trademarks, logos and service marks displayed in this document are the property of Mueller Water Products, Inc., its affiliates or other third parties.