protected
Pressure Independent
Flow Controller
SkoFlo Valve Model SF15000NMFB
OPERATION AND MAINTENANCE INSTRUCTIONS
2/13/2003
Page 1: ...protected Pressure Independent Flow Controller SkoFlo Valve Model SF15000NMFB OPERATION AND MAINTENANCE INSTRUCTIONS 2 13 2003...
Page 2: ...nline filter in the system Generally this is located upstream of the pump Clean chemical and proper filtering is very important A 200 micron size filter is recommended START UP PROCEDURES 1 Open the s...
Page 3: ...the adjustable Cv section into chamber 2 where the piston and springs are located These springs put a force against the piston based on how much the springs are deflected The spring force against the...
Page 4: ...wever a flow meter in this line must be capable of withstanding the process pressure This normally limits the availability of this type flow meter The most common method of calibrating the SkoFlo Valv...
Page 5: ...ction only and could possibly become dislodged The valve will not control flow in the reverse direction Flow Control Industries recommends installation of a check valve in the outlet line from the Sko...
Page 6: ...d probe to carefully remove the seat See figure III Figure III G Lubricate new seat seal with Parker Super Lube or equivalent Slide seal onto seat holder Install back up ring on low pressure side of o...
Page 7: ...n assembly into body to clear base plate See Figure V Figure V I Lubricate base o ring with Parker Super Lube or equivalent Place o ring into o ring groove of base Install back up ring on low pressure...
Page 8: ...que the retainer lock bolt to 10 foot pounds 1 4 kg m 2 Replacing Needle Stem Assembly A Disassemble and reassemble the SkoFlo valve using new seals as described in the Replace Seals section above 3 R...
Page 9: ...d piston passage chamber is plugged Piston Springs are Install springs in not installed accordance with properly drawing SF 0738 and Figure V Seat or pin worn Replace seat holder or damaged or piston...
Page 10: ...rotectant to the exterior of the valve The shipping plugs in the INLET and OUTLET should remain in place 2 When storing SkoFlo valves after being in use dismantle thoroughly clean and reassemble Then...
Page 11: ......
Page 12: ...hemical Supply System CHEMICAL OUT TO PROCESS Chemical Injection System CHEMICAL TO VALVES Notes 1 Any number of injection points can be served by a single pump and header system The only limitation i...
Page 13: ...O RING SEAT EPR KALREZ 24 1 SF15000NMFA 30 71001929 BACK UP RING FOR ITEM 23 PEEK 25 1 SF15000NMFA 31 20528 SEAT RETAINER NITRONIC 60 SS 26 1 SF15000NMFA 32 71002969 SNAP RING SEAT 15 7 SS 27 1 SF150...
Page 14: ...N A Satisfied 1 Product Quality 2 Product Features 3 Reliability 4 After sale support 5 Implementation 6 Delivery Score from 1 Low to 7 High Low N A High 1 2 3 4 5 6 7 Recommend SkoFlo to friend or c...
