WFPF3800
V4.2L
3
STEP
1
Turn Off the Main Water Supply Line
The Filter System must be installed after the water meter or pressure tank.
CAUTION
1
Turn off the main water supply line to your home.
2
Purge all water from the plumbing lines by turning on all faucets in your home and draining completely.
STEP
2
Configure Your System
See the System Configuration Chart below to determine how you will configure your filter system.
Materials Needed for 3/4” Diameter Housing Inlet/Outlet Ports
TYPE OF PLUMBING
3/4"
COPPER
PIPE
QUANTITY
Solder according to
local plumbing codes.
FITTING
METHOD
No individual fitting (will require
more than 1). Solder according to
local plumbing codes.
Use PVC Primer & PVC Pipe
Cement per your local plumbing
codes.
Use PVC Primer & PVC Pipe
Cement per your local plumbing
codes.
You may need to consult your
local plumber - requires special
tools.
You may need to consult your local
plumber - requires special tools.
1"
COPPER
PIPE
2
Standard Male Adapter
3/4"
PVC
PIPE
1"
PVC
PIPE
3/4"
PEX
1"
PEX
3/4" Male Adapters
2
Compression
3/4" OD tube x 3/4" MIP
Compressions Male Adapter.
1" x 3/4" reducing coupling & 3/4"
male adapter
& 3/4" x 2" copper nipple.
Compression
not readily available for 1" copper
pipe.
3/4" MPT x 3/4" tube male
adapter PVC Slip Type.
n/a
3/4" MPT x 1" tube male adapter
PVC Slip Type.
n/a
3/4" MPT x 3/4" CTS QC Adapter
(WATTS Water PEX).
3/4" MPT x 1" CTS QC Adapter
(WATTS Water PEX).
2
Union
3/4" Copper Union & 3/4" Male
Adapter & 3/4" x 2" copper nipple.
1" Copper Union & 1" x 3/4"
reducing coupling & 3/4" male
adapter & (2) 3/4" x 2" copper
nipple.
3/4" PVC Union & 3/4" MPT x
3/4" tube male adapter PVC Slip
Type & 3/4" x 2" PVC nipple.
1" PVC Union & 3/4" MPT x 1"
tube male adapter PVC Slip Type
& 1" x 2" PVC nipple.
NOTE: For galvanized piping, consult a professional plumber.
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