Watts HS User manual
HS - Series Reverse Osmosis Processor
With Built-in Pre-treatment and Membrane Flush
HS-Series
Pressure Tank
Float Tank
Models
Installation, Operation
&
Maintenance Manual
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Before installing and/or operating Watts HS-Series Reverse Osmosis system, read this manual
completely. Keep this manual available for future reference. Further information is available by
contacting your local Watts distributor. Phone: (623)505-1512
Pressure Tank
Atmospheric Tank
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TABLE OF CONTENTS
Specifications
Specifications Chart ……………………………… 4
Installation
Membrane installation ………………………………. 5
Inlet Connection ………………………………………. 6
Permeate Line Connection …………………..……. 7
Pressure Tank Connection ……………………..…. 8
Atmospheric Storage Tank ……………………… … 9
Plumb to Drain ………………………………………. 10
Operation
Start Up …………………………………………………..11
Alarms …………………………………………………….12
Maintenance
Quarterly Maintenance ………………………………13
Annual Maintenance ………………………………….14
Warranty
Warranty ………………………………………………….15
Glossary of Terms …………………………..………. 17
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Specifications Complete System Packages
SPECIFICATIONS HS-450 HS-1000 HS-2400 HS-4800 HS-9600 HS-15000
DRY WEIGHT lbs. 300 310 350 650 750 950
WET WEIGHT lbs 550 1700 1750 4000 4100 4900
FEED WATER
COLD/Temp ½”/35°-70° ½”/35°-70° ½”/35°-70° ¾”/35°-70° ¾”/35°-70° 1”/35°-70°
HOT/ Temp ½”/70°-
140°
FLOW RATE 2 GPM 4 GPM 8 GPM 12 GPM 24 GP M 24 GPM
MAX.HARDNESS 17 Grains 17 Grains 17 Grains 17 Grains 17 Grains 17 Grains
MAX. TDS 2500 PPM 2500 PPM 2500 PPM 2500 PPM 2500 PPM 2500 PPM
MAX. IRON 0.1 MGL 0.1 MGL 0.1 MGL 0.1 MGL 0.1 MGL 0.1 MGL
MAX. PSIG 80 80 80 80 80 80
MIM. PSIG 25 25 25 25 25 25
DRAIN CONNECTION
FLOOR SINK MIM.
w/in 10 ft of
processor
ELECTRICAL
REQUIRMENTS
1/ ¼” 1/ ¼” 1/ ¼” 1/ ¼” 1/ ¼” 1/ ¼”
VOLTS/AMPS VOLTS/AMPS VOLTS/AMPS VOLTS/AMPS VOLTS/AMPS VOLTS/AMPS
½”/70°-140° ½”/70°-
140°
¾”/70°-140°
¾”/70°-
140°
1”/70°-140°
RO PROCESSOR 115/11.0 115/23
OPTIONAL 220V
DELIVERY PUMP N/A 115/8.8 115/12.4 115/12.4 115/12.4 115/12.4
KDF FILTER N/A N/A N/A 115/2 115/2 115/2
115/7.2 115/7.2
220/11.5 220/11.5
220/8.8 220/11.5
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Membrane Installation
Note: All Membrane Vessels are
clearly marked with flow direction.
Membrane “Brine Seal” is always
facing the water entry to Vessel.
Brine Seal
Membrane
Flow
Direction
Marking
Membrane
Vessel
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threaded pipe.
Inlet Connection
HOT and/or COLD FEED WATER
CONNECTION
Hard plumb Hot and/or Cold water
Connections into Blending Valve
Using (L) Copper Pipe. Refer to table
Below. Valve is marked with HOT
and Cold connections.
Recommend installing Ball Valves
just prior to the Blending Valve.
NOTE: Use only
Teflon tape on all
RO
HS-450 25/80 psig ½”
FEED WATER
MIN/MAX
PSIG
PIPE
SIZE
FLOW
RATE
2 GPM
HS-100 25/80 psig ½”
HS-2400
25/80 psig ½”
4 GPM
8 GPM
HS-4800 25/80 psig 1”
HS-9600 25/80 psig 1 ¼”
HS-
25/80 psig 1 ¼”
12 GPM
24 GPM
24 GPM
15,000
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