Watts R14-03-1WM - Manual (Page 17)

IV. REPLACEMENT PARTS LIST
A list of common replacement parts is provided below Contact you dealer for replacement parts
assistance.
Part Number Description
S7553A-D/T Pre filter housing 10" Big Blue
R9677-SV4040.1 RO Membrane Pressure Vessels 4" x 40" SS
R2451 Pressure Gauge, 2", 0-100 psi, Dry
R2452B Pressure Gauge, 2 1/2", 0-400 psi, LF
R5138 Flow Meter 1-5 gpm
R2184-1.0 Pump & Motor 1 HP Single Phase
R2316-214B Low Pressure Switch, 6.5 psi
K8013-24 Inlet Solenoid Valve, 1”, 24 volt coil
S7828 Filter Cartridge 5 micron 10” Big Blue
V. MEMBRANE REPLACEMENT
1. Turn off the system and close the feed water shutoff valve.
2. Disconnect the membrane feed hoses by loosing the brass fittings between the end of
the hoses and the pressure vessel end caps.
3. Remove the retaining "U" pins from the pressure vessels.
4. Push the old membrane out of the vessel in the direction of the feed flow
5. Record the serial numbers of the new membranes.
6. Lightly lubricate the brine seals on the new membranes with clean water.
7. Install the new membranes in the direction of flow with the brine seal end going in
last.
8. Lightly lubricate the end cap internal and external o-rings with glycerin.
9. Install the end caps and secure them with the "U" pins.
10. Install the membrane feed hoses.
11. Verify that all retaining "U" pins are installed.
12. Follow the start up procedure in section III-D.
Flow Direction
Membrane Brine Seal