Mueller Hydro-Guard 200 Series Instruction Manual

TABLE OF CONTENTS PAGE
OPERATING INSTRUCTIONS MANUAL
WARNING:
1. Each person involved in the assembly, Installation and/or maintenance of the
Hydro-Guard Automatic Flushing Device must read this manual carefully and follow
all instructions prior to performing any installation or maintenance procedures
involving the Unit.
2. Verify the drainage path prior to installation to ensure that pedestrian and ve-
hicular hazards will not be created by the installation and use of the Hydro-Guard
Automatic Flushing Device (in areas in which freezing may occur, special attention
should be given to this procedure).
3. Never assemble, disassemble, or perform Hydro-Guard maintenance unless the
inuent supply valve has been closed, veried and secured, and internal piping
pressure has been relieved.
4. Always use all necessary safety equipment and follow all recommended pro-
cedures when installing, operating and maintaining the Hydro-Guard Automatic
Flushing Device.
5. Perform annual safety inspections and replace worn or defective parts.
6. Operate the Hydro-Guard Automatic Flushing Device only when fully installed and
correctly assembled.
CAUTION:
The recommended optimal operating pressure for a Hydro-Guard®Automatic Flushing
System is between 20 psi and 120 psi. In the event pressure may exceed 120 psi it
is recommended that a Pressure Regulating Valve be installed ahead of the
Hydro-Guard ushing system.
200 Series
Cold Climate
Sub-Surface
Discharge Unit
Installation Instructions 2
Programming Unit 3
Disassembly and Reassembly
Instructions 4
Options and Upgrades 5
Parts 6
F 12775 6/21
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2
200 SERIES COLD CLIMATE SUB-SURFACE DISCHARGE UNIT
Installation Instructions
GENERAL
INSTALLATION
Site Evaluation
Each Hydro-Guard®System
installation is unique and will
require a minimum of advance
planning. Prior to the installation of
the device, the drainage patterns
for the intended installation location
should be reviewed. The drainage
pattern must permit discharged
water to flow away from the Hydro-
Guard®Unit. Discharged water
flushed from the Hydro-Guard®
Unit must be routed away from
the device. It is recommended
that a 6" catch pipe (by others) be
installed inside of the 200 Series
Cold Climate's external cabinet.
The catch pipe shall be mounted at
of the internal flush
assembly. The
height of the 6" pipe
must be no less
than 3" from the
tip of the internal
flush assembly's
discharge point.
4. Connect the
utility's water system
to the Hydro-Guard®
Unit by means of
the 2" threaded
connection.
5. Backfill the hole
around under, and
inside of the Unit's
below grade base
with clean fill and/
or #57 stone.
Backfilling should be accomplished
in 6" compacted lifts. Check that
the Unit Is level.
6. After installation is complete,
sod the area around the
Hydro-Guard®Unit or take other
steps in order to prevent erosion.
Inspect the area immediately
around the Unit in order to ensure
that the existing ground cover is
not subject to severe erosion.
Overview
The Hydro-Guard®200 Series Cold
Climate Sub-Surface Discharge Unit,
the industry's premium patented,
programmable flushing apparatus,
is suitable for year-round use in
cold to extreme cold climates.
This Automatic Flushing System
has been designed, engineered,
and manufactured to provide
outstanding dependability and
performance.
Please read and retain this manual
for future training, reference,
troubleshooting, and maintenance.
Hydro-Guard® 200 Series Cold
Climate Unit
1. Remove the Hydro-Guard®Unit
from Its packaging and inspect for
possible damage during shipping.
2. Turn off service line feed.
Excavate a suitably-sized ditch
ensuring It is connected on one
side to the utility's service line
trench. Remove any debris that
might create uneven pressure
on the Unit. Compact the bottom
of the hole in order to minimize
settling after installation. Place
approximately 1½ to 2 feet of
#57 stone below the base of the
200 Series Cold Climate to allow
for drainage. Then install non-
compacted clean bedding material
within the bottom of the hole.
3. Slowly lower the Hydro-Guard®
Unit into place, pressing it firmly
Into the non-compacted bedding
material until It is fully seated.
Ensure that the Unit is level before
beginning the backfilling operation.
The top of the black base of the
enclosure should be approximately
1" above the final grade. Use
ground line marker on protective
in-ground sleeve to set height of
the internal assembly. Install the 6"
diameter discharge pipe opposite
least 3" under the discharge piping
of the 200 Series Cold Climate
(see Typical Installation illustration).
The 6" pipe shall be installed
a minimum of 24" below grade
before a 90-degree bend or pipe
size reduction. If desired, the 6"
pipe can be reduced to a 3" or 4"
pipe to continue the routing of the
flow to a final discharge point. The
recommended final discharge points
may include a storm drain, drainage
or retention pond, or a storm swale.
In the event static pressure is
routinely above 120 psi, Mueller
recommends installing a Pressure
Reducing Valve ahead of the Hydro-
Guard Flushing System."
7. Disinfect the Hydro-Guard®
Flushing Device in accordance
with the utility's policy. DO NOT
exceed the dosage and contact
times recommended by the
AWWA.
8. The Hydro-Guard® Automatic
Flushing Device may now be
programmed and placed into
service.

3
200 SERIES COLD CLIMATE SUB-SURFACE DISCHARGE UNIT
Programming Unit
PROGRAMMING HYDRO-GUARD UNIT FOR OPERATION
200 Series Cold Climate
(Requires Controller)
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
CAUTION: 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)
CAUTION: 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.
CAUTION: 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.
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
8. Once the device is connected, it
will appear on the home screen when
you launch the Application.
NOTE: You can associate up to 400
devices with the K-Rain BL-KR App.
The number of devices is limited
to the internal memory on the
Smartphone/Tablet.
!
!
!
To add
another
controller, tap
the plus sign
in the upper
right hand
corner of the
home screen.
Application Home Screen:
Device Home Screen:
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.
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.
6. The App will now search for
devices in range.
7. Choose the Controller. The
serial numbers that populate
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.

4
Disassembly and Reassembly Instructions
200 SERIES COLD CLIMATE SUB-SURFACE DISCHARGE UNIT
3. Using the a standard iOS
and Android cellular phone, and
the K-Rain App (free), begin
programmable procedure.
4. Conduct a system test upon
completion of installation. Run a
two minute manual flush test.
NOTE: Plunger inside solenoid
should be down when running and
up when off.
5. To prevent the loss of the
solenoid plunger and spring, place
an object or have a finger over the
plunger of the solenoid. Allow the
plunger enough space to kick out of
the solenoid body into the object or
finger hovering over it.
6. If test is successful re-assemble
unit.
If everything checks out, the
electrical system Is In working
order.
Valve Disassembly and Check
1. Remove six (6) bolts from top
cover.
2. Slowly pull cover off the valve.
3. Remove rubber diaphragm and
inspect for holes or worn areas.
4. Be certain to avoid contacting
the EPDM rubber diaphragm with
pipe putty. Pipe putty can cause the
rubber to thin out and leak.
5. Remove the valve screen plug on
the lower half of the valve body. Be
careful not to exert too much force
when pulling plug out.
6. Check for debris in the valve
screen on the inlet side with the
lower half of the valve body by
removing the valve screen plug.
7. Return valve plug to Its proper
location when debris screen is
cleared.
8. Replace the top cover back onto
the diaphragm - make sure to line
up the openings in both.
Although the Hydro-Guard®
200 Cold Climate Series Unit was
delivered completely assembled, it
may be necessary and/or desirable
to disassemble portions of the Unit,
or the Unit in Its entirety, 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.
200 Series Cold Climate Battery
Replacement
1. Remove protective external
cover and unlatch the cover of the
Internal protective sleeve.
2. Unscrew the cap off the
watertight housing of the integrated
Bluetooth programming interface.
Pull the battery box out of the
watertight housing. Replace 9-volt
battery with a 9-volt alkaline
battery.
3. Place the battery back into the
watertight integrated Bluetooth
programming interface making
certain to tighten the screw-on lid
until snug.
4. Relatch the cover of the internal
in-ground, protective sleeve and
return the external housing to its
proper location.
Disassembly
1. Shut off water supply to unit and
remove the green housing cover.
2. Unlatch hasp on hinged cover of
200 Series Cold Climate protective
ground sleeve.
3. Push both handles down to
release banjo coupling from the
bottom plate.
4. Pull straight up to remove the
Internal assembly.
Electrical System Check
1. Disassemble unit.
2. Unscrew Solenoid and be careful
NOT TO LOSE THE O-RING.
9. Match up the top cover of the
valve with the bottom portion.
The arrows have to align on both
portions.
10. Replace the bolts and
tighten down.
Reassembly
1. Install internal assembly into
body, handles facing down. Set unit
straight down until it rests on the
male banjo coupling. Pull handles
up to lock Into place.
2. Return hinged cover to its correct
position and relatch the hasp lock.
Secure with a padlock if so desired.
3. Turn on the water supply to the
unit. Using the a standard iOS or
Android phone (recommend phone
be two years old or newer), and the
K-Rain App, conducted a 2 minute
manual flush test.
4. Install the housing cover over the
unit and lock in place.
200 SERIES COLD CLIMATE DISASSEMBLY AND REASSEMBLY INSTRUCTIONS
TOOLS NEEDED: HG-A2023 Security Tool, Phillips screwdriver, at-head screwdriver

5
Options and Upgrades
200 SERIES COLD CLIMATE SUB-SURFACE DISCHARGE UNIT
HYDRO-GUARD® FEATURES, OPTIONS AND UPGRADES
conservation.
Dechlorination (Included)
All Hydro-Guard®Units include
dechlorination systems.
Dechlorination takes place as
a portion of the discharged
water passes through a housing
containing either sodium sulfite
or ascorbic acid tablets. This
action creates a concentrated
dechlorination solution that
then mixes with the non-directly
treated portion of the discharge to
effectively dechlorinate the entire
discharge volume. This option is
available to be retrofitted onto the
200 Series Cold Climate
Sub-Surface Discharge Unit.
The following is a brief overview
and introduction to Hydro-Guard®
Sampling, Options and Upgrades.
Integrated Sample Station
(Included)
A standard feature on the 200
Series Cold Climate Sub-Surface
Discharge Unit, Hydro-Guard's
Sample Port allows the end user to
collect the sample. You may wish
to run a brief manual mode flush
prior to the collection in order to
ensure water indicative of the main-
line water quality is being sampled.
Generally a two-minute flush is
sufficient. Track your residual levels
and alter flushing frequency and/or
duration in order to maximize water
S.M.A.R.T. Upgrade
The 200 Series Cold Climate is not
upgradeable to Smart technology;
however, call 800.423.1323 and
ask about upgrading to a Hydro-
Guard®S.M.A.R.T. 1200 Series
Flushing System that:
• Monitors chlorine levels (total or
free).
• Flushes distribution line when
residual disinfectant drops below
acceptable levels.
• Monitoring of pH, flow,
temperature or turbidity available.
• Two way real-time communication
via cellular, Wi-Fi, ethernet or
Blue Tooth®.

6
Parts
200 SERIES COLD CLIMATE SUB-SURFACE DISCHARGE UNIT
REPLACEMENT PARTS
ID PART # DESCRIPTION
1 HG-2201 UV Protective Housing
2 546553 Dechlorination Sub Assembly
3 HG-S124 Latching Sub Assembly
4 HG-A2006 TD Key
5 HG-123100 2" Composite Control Valve
6 HG-S125 2" Cam-lock
7 HG-S106 Bottom Plate Sub Assembly
8 FC200-BL Bluetooth Controller (Bury depth
required for actual part number)
HG-S106 200 Series Cold Climate
Bottom Plate Sub Assembly
HG-S124 Latching Sub Assembly
545729 Centering Star
HG-02125 ¼" x 1¼" Hex Bolt
HG-13176 ¼" x ¾" Phil Pan Screw
HG-S128 Relief Valve Sub Assembly
HG-S126 Insulation Star Sub Assembly
546549 200 Series Cold Climate
Top Plate Sub Assembly
HG-2201 DIV 1021-R
HG-21088 200 Series Cold Climate Name Plate
HG-V129 Silver Thermal Insulation
HG-A2006 TD Key
546372 200 Series Cold Climate Sample Port
HG-V116 Bulkhead Union Brass
HG-13198 ¼ – 20 Threaded Knob
HG-123108 ¼" x ¼" NPT Adaptor
546531 200 Series Cold Climate Sample Rod
HG-V105 ¼ Polyurethane tube
HG-S325 200 Series Cold Climate
Valve Sub Assembly
546550 200 Series Cold Climate
Outlet Sub Assembly
HG-S117 200 Series Cold Climate
Bottom Plate Connection
546522 200 Series Cold Climate
Below-Grade Housing
546526 200 Series Cold Climate Latching Rod
HG-S318 200 Series Cold Climate
Latching Solenoid
546535 200 Series Cold Climate Main Nipple
546553 200 Series Cold Climate
Dechlor Sub Assembly
4
1
5
7
6
2
3
8

7
NOTES

MUELLER®| ECHOLOGICS®| HYDRO GATE®| HYDRO-GUARD®| HYMAX®| JONES®| KRAUSZ®| MI.NET®| MILLIKEN®| PRATT®| SINGER®| U.S. PIPE VALVE AND HYDRANT
INTERNATIONAL – 1.423.490.9555 – www.mueller-international.com – international@muellercompany.com
Mueller refers to one or more of Mueller Water Products, Inc. a Delaware corporation (“MWP”), and its subsidiaries. MWP and each of its
subsidiaries are legally separate and independent entities when providing products and services. MWP does not provide products or services to
third parties. MWP and each of its subsidiaries 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®, 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 this document are the property
of Mueller Water Products, Inc., its afliates or other third parties. Products marked with a section symbol (§) are subject to patents or patent
applications. For details, visit www.mwppat.com. These products are intended for use in potable water applications. Please contact your
Mueller Sales or Customer Service Representative concerning any other application(s).
LIMITED WARRANTY
This Hydro-Guard"" Automatic Flushing Device is warranted for one year from the date of delivery. Mueller will repair or replace any defective part or component as long as the unit is installed
and operated in accordance with the procedures described within this manual. Damage or failure caused by the improper installation, assembly, disassembly, maintenance or operation of the
Hydro-Guard Automatic Flushing Device is not covered by the terms of this warranty. Call Mueller at 1.800.423.1323 during regular business hours, or contact Hydro-Guard at
www.Hydro-Guard.com for details on warranty service.
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