Muller HYDRO-GUARD 300 Series Operating Instructions Manual Download Page 3

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300 SERIES COLD CLIMATE FLUSHING SYSTEM

Installation Instructions & Programming Unit

INSTALLATION - (CONTINUED)

PROGRAMMING HYDRO-GUARD UNIT FOR OPERATION

8. 

We recommend installing 

approximately 10' of pipe to the 
outlet connection so the plumber 
that is completing the service 
installation does not have to 
disturb the connection to the 
pit and possibly overtightened 
the connection or otherwise 
affect the contractor’s proper 
installation of the pit itself.

9. 

Backfill the hole around the 

flushing device with clean fill 
and/or #57 stone. Backfilling 
should be accomplished 12 
inches at a time and hand-tamp 
each layer until the service grade 
is restored.

10. 

After installation is complete, 

sod the area around the Hydro-
Guard Unit or take other steps in 
order to prevent erosion. 

For every change to the program 
in the Mobile App, you must 
exit back to the home screen 
and tap the blue 

TRANSMIT

 

button (bottom right corner). 
The Application aggregates 
changes and transmits them 
to the controller when you have 
finished programming. 
Programs A, B, and C are 
independent programs, including 
start times, run times, watering 
days, and water budget.

1.  Install the App: 

From the App Store. 
or Google Play 
install the free  
K-RainBL App:

2.  Install a 9 Volt Battery in  

the Controller:  

Unscrew the cap, remove the 
seal and fasten the battery to the 
correct terminals. Replace the 
seal and cap and hand-tighten the 
cap to ensure it seals.

4. 

Slowly lower the Hydro-Guard 300 

Series Cold Climate Flushing 
System into place, pressing it 
firmly into the non-compacted 
bedding material within the 
bottom of the hole.

5. 

Bury the pit so the top edge is at 

ground level.

6. 

Install the top approximately 

1½" below existing grade and 
ensure the meter lid is level with 
existing grade.

7. 

Place the pit in the excavated 

area and connect the inlet 
piping. Hand-tighten the fitting to 
the pit, then turn two full turns 
with a wrench. This will result in 
a leak-tight connection, without 
placing undue stress on the pit 
piping.

300 SERIES COLD CLIMATE 
(REQUIRES CONTROLLER)

Buetooth Programming 
Instructions

The BL-KR battery powered 
irrigation module communicates 
with the K-Rain BL  Application on 
a Smartphone or Tablet by using 
Bluetooth SMART 4.0, (low energy)  
on an iPhone with iOS version 7 
minimum or an Android phone/ 
tablet with Marshmallow version  
6.0 or higher.

Important:

For use only with 9V DC Latching 
Solenoids. As some solenoids 
will come from the manufacturer 
with the plunger already 
magnetically latched open, some 
zones will default to 

OPEN.

 

Follow the start-up procedure 
for systems with DC Latching 
Solenoids.

 (Page 09)

11. 

Disinfect the Hydro-Guard 

Automatic Flushing Device in 
accordance with the utility’s 
policy. DO NOT exceed the 
dosage and contact times 
recommended by the American 
Water Works Association.

12. 

The Hydro-Guard Automatic 

Flushing Device may now 
be programmed.

13. 

Once programming has been 

set, slowly lower the flushing/
meter assembly into the lower 
part of the protective, below-
grade, meter box. Insert the 
foam pad insulator and install 
cast iron meter lid.

       

WARNING: We do not 
recommend the following: 

1) Dumping fill material on top of 
the pit; 2) Using machinery to 
compact backfill.

NOTE: Before you launch the App, you 
will need to enable locations services 
on your phone/tablet in order for the 
App to geolocate your device during 
installation. On Android, location 
services must be enabled in order 
for the App to connect to the BL-KR 
device.

3.  Launch the application on your 

Smartphone or Tablet.

4.  Associate the controller with  

your phone by tapping the  
Add a Controller button.

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Summary of Contents for HYDRO-GUARD 300 Series

Page 1: ...red 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 300 Series Cold Climate Flushing System Installation Instructions ...

Page 2: ...point of discharge i e a storm sewer swale storm pond etc The meter and flushing assembly can be raised for maintenance and repair and then lowered back down into the box below the frost line A medium density foam insulation pad freeze protection system and composite lid an optional cast lid is available help protect the flushing and meter assembly from freezing in the winter WARNING Proper liftin...

Page 3: ...sting grade and ensure the meter lid is level with existing grade 7 Place the pit in the excavated area and connect the inlet piping Hand tighten the fitting to the pit then turn two full turns with a wrench This will result in a leak tight connection without placing undue stress on the pit piping 300 SERIES COLD CLIMATE REQUIRES CONTROLLER Buetooth Programming Instructions The BL KR battery power...

Page 4: ...pulate the device list can be found on the label located on the back of the controller housing with the designation Default name The App will indicate that it is in the process of connecting 8 Once the device is connected it will appear on the home screen when you launch the Application Application Home Screen Device Home Screen To add another controller tap the plus sign in the upper right hand c...

Page 5: ... connector to controller 3 Make sure no water is inside battery compartment 4 Screw the NODE rear body back onto front half NOTE Make sure that seal marker on rear half of the NODE lines up with front half ensuring a proper seal is created Also The NODE has non volatile memory which allows battery replacement without losing program information Setting Date Time 1 Press RETURN ENTER key until CLOCK...

Page 6: ...tart time in 15 minute increments 4 Press RIGHT ARROW key to add an additional START TIME to program displayed The start time number is shown in upper left corner of display 5 Press PRG key to add START TIME to a different program 6 Press RETURN ENTER key to proceed to next programming function or allow controller to return to idle mode Setting Flush Duration Times 1 Press RETURN ENTER key until H...

Page 7: ...tirety in order to allow for required service and maintenance If disassembly is necessary please follow the directions below Always close the curb stop before working on the unit Disassembly 1 Shut off water supply to the unit and remove the green housing cover 2 Remove the composite or cast iron lid of 300 Series Cold Climate protective ground sleeve 3 Remove foam insulation pad 4 Using the lifti...

Page 8: ...eaks or lack of connection Run a manual flush and confirm the solenoid plunger is kicking out and pulling back in by listening for a click Check connections for corrosion breaks or lack of connection Check the adapters and solenoid for debris Run the electrical systems check Refer to valve troubleshooting for possible corrective measures PROBLEM CAUSE SOLUTION Controller does not flush as desired ...

Page 9: ...wo 9 volt alkaline batteries Tighten the cap completely to ensure a water tight fit The following is a brief overview and introduction to our options Integrated Sample Station The 300 Series Cold Climate Sub Surface Discharge Unit features a Sample Port quick connect that allows the end user to collect a sample from the 300 Series Cold Climate installation site To collect a sample from the sample ...

Page 10: ...INE DECHLOR 3 HG 11010 1 HITVLVE 510 000 WITHOUT STEM 4 780029 2150 300 Series Cold 48 IN SHELL SUB ASSEMBLY 5 300Series BL BlueTooth Controller Programming Option 6 546784 HG8 CC 300 Series Cold CC PLATFORM ASSEMBLY 7 790119 21 IN INSULATING PAD 8 780034 1848 HG8 300 Series Cold Coil Sub Assembly 9 HG 2321 21IN STEEL PLATFORM HC 21 25A 1 2 3 7 4 5 6 8 9 ...

Page 11: ...11 Notes 300 SERIES COLD CLIMATE FLUSHING SYSTEM ...

Page 12: ... are liable only for their own acts and omissions and not those of each other MWP brands include Mueller Echologics Hydro Gate Hydro Guard HYMAX Jones Krausz Mi Net Milliken Pratt Pratt Industrial Singer and U S Pipe Valve Hydrant Please see muellerwp com brands and krauszusa com to learn more 2021 Mueller Water Products Inc All Rights Reserved The trademarks logos and service marks displayed in t...

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