Watts 995 Series Installation, Service, Repair Kits, Maintenance Download | Manualshive

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Summary of Contents for 995 Series

Page 1: ...IS TK 99E and IS TK 99D For troubleshooting guide send for S TSG For other repair kits and service parts send for PL RP BPD For technical assistance contact your local Watts representative on back pag...

Page 2: ...nd cause water blockage during an emergency 5 Normal discharge and nuisance spitting are accommodated by the use of a Watts air gap fitting and a fabricated indirect waste line Floor drains of the sam...

Page 3: ...pen upstream slowly fill the valve and bleed the air through Test cock 2 3 and 4 When valve is filled open the downstream shutoff slowly and fill the water supply sys tem This is necessary to avoid wa...

Page 4: ...o secure cam bar Slowly pull the assembly out ward to open check allowing exposure of the seat and clapper contact area for cleaning The assembly may be locked open by aligning the holes in the cam ba...

Page 5: ...removable 1 3 Clapper Retaining Plate Screws removable 4 4 Clapper Retainer Plate removable 1 5 Clapper Disc removable 1 6 Pivot Arm Pin removable 2 c clips 1 7 2nd Cam Check O ring removable 1 Parts...

Page 6: ...t the elastomer in the sealing disc assembly 4 Servicing the Relief Valve COMPLETE DISASSEMBLY OF THE RELIEF VALVE 1 Remove the sealing disc as above 2 Remove the dust cover 10 from the cover weldment...

Page 7: ...ush Start Test 7 Open VA then slowly open VB no more than 1 4 turn When relief valve drips push the hold button for 2 seconds Record reading must be 2 PSID or more Push Stop Test 8 Close VA and VB Tes...

Page 8: ...Kits include RV Diaphragm RV Disc Lower O ring Upper O ring First Check Rubber Parts Kit 888923 RK 995 995 RPDA RC1 3 4 3 4 995 995 RPDA 888924 RK 995 995 RPDA RC1 6 6 995 995 RPDA Kits include First...

Page 9: ...blem D B Assembly discharges from Pressure relief valve does not close See problem D differential relief valve during a flow condition C Differential pressure relief valve Differential pressure across...

Page 10: ...nd for F TK DL No TK 7 Backflow Preventer Test Kit Tests the individual check modules of the Watts No 7 Residential Dual Check Also used to test No 709 and 007 For additional information send for IS T...

Page 11: ...11 NOTES...

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