Watts PWBWMZ 3 User Manual
Installation, Operation
and Maintenance Manual
Series PWBWGAC, PWBWMZ, PWBWCAL
Filter Systems
PURE WATER
!
Warning
You are required to thoroughly read all installation instructions and
product safety information before beginning the installation of this
product. FAILURE TO COMPLY WITH PROPER INSTALLATION
AND MAINTENTENANCE INSTRUCTIONS COULD RESULT IN
PROPERTY DAMAGE, PERSONAL INJURY AND/OR DEATH.
Watts is not responsible for damages resulting from improper installation and/or maintenance.
Do not use with water that is microbiologically unsafe or of
unknown quality without adequate disinfection before or after
the system.
Local building or plumbing codes may require modifications to the
information provided. You are required to consult the local building
and plumbing codes prior to installation. If this information is not
consistent with local building or plumbing codes, the local codes
should be followed.
Save manual for future reference.
Refer to enclosed for operating parameters to ensure proper use
with your water supply.
IOM-WQ-PWBWGAC-PWBWMZ-PWBWCAL
PWBWGAC
PWBWMZ
PWBWCAL
Table of Contents Pages
Important Safety Information – Read All .......................2
Instructions Before Using.................................. 2
Filter Anatomy ..........................................3
Specifications ..........................................4
Feedwater Parameters ...................................4
Power ................................................4
Installation Considerations .................................4
Drain Flow Rates ........................................4
Setup ................................................5
Installation .............................................6
Controller..............................................7
Filter Operation .........................................7
Replenishing the Calcite Filter Media .........................7
Troubleshooting.........................................7
Limited Warranty ........................................8
Important Safety Information –
Read All
Caution: Read and follow the information in this
manual to minimize the risk of electric shock or per-
!
sonal injury.
Important: If you are unsure about installing your Watts
water lter, contact a Watts representative or consult a
professional plumber.
Important: This system must be installed in compliance with applicable state province and local codes,
law, and regulations.
READ Instructions Before Using
• After reading these instructions completely, obtain all the
materials and tools needed for installation.
NOTE: Failure to install the system correctly voids the warranty.
• Perform installation according to state, province and local
plumbing codes.
Use only lead-free solder and flux for sweat-solder connec-
tions, as required by state, province and federal codes.
• Handle all components of the system with care. Do not drop,
drag or turn components upside down.
• Be sure the oor under the water lter system is clean, level
and strong enough to support the unit.
• The system uses 24 volt-60Hz electrical power. Always use
the transformer supplied.
Plug transformer into an indoor 120 VAC, grounded outlet.
Properly ground the system to conform with all codes and
ordinances.
• Install the system in a protected area. Be sure electric outlet
and transformer do not come in contact with water. For more
information on where to install the lter see the Installation
Considerations section of this manual.
Do not attempt to treat water over 110°F (43°C) with the
system. Always connect the system to the main water supply pipe before the water heater.
Do not expose the system to freezing temperatures. Water
freezing in the system causes equipment damage.
Do not install in direct sunlight. Ultraviolet rays from the sun
may cause damage.
• Minimum inlet water pressure is 30psi. Maximum inlet water
pressure is 125psi. Use a pressure reducing valve if necessary.
Caution:
• Do not use with water that is microbiologically
!
unsafe or of unknown quality.
• Test the water periodically to verify that the
system is performing satisfactorily.
• Discard small parts remaining after the installation.
2
Filter Anatomy
1
6
2
3
4
5
7
ITEM # DESCRIPTION
1 Valve
2 Bypass
3 Tank
4 Distributor
5 Filter Media (Calcite, Carbon, or Micro Z™)
6 Faceplate/Controls
7 Gravel Underbed
3
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