User guide

ManualsBrandsFEBCO ManualsAccessories for water860 Reduced Pressure Zone Assemblies - Small Diameter

STEP #1:

When cleaning relief valve, remove

module assembly from relief valve

body by pulling, not twisting.

STEP #2:

If module repair is necessary,

remove plastic label from around

pan head retaining screw.

STEP 3:

Remove retaining screw and com-

pletely disassemble relief valve

module. Thoroughly clean main

guide.

STEP 4:

New inner diaphragm will come in

kit with fabric side out and the bead-

ed flange positioned up, as shown.

STEP 5:

Position inner diaphragm over the

main guide and drop into place with

beaded flange fully engaging groove

on main guide.

IOM-F -RV

INSTALLATION, OPERATION, MAINTENANCE

Relief Valve Assembly Instructions

Series 825YD, 826YD, 860, 880V

Repair Kits: 905102, 905316, 905192, 905187, 905188,

905189, 905190, 905191, 905227, 905228, 905229

Summary of content (4 pages)

PAGE 1
IOM-F -RV INSTALLATION, OPERATION, MAINTENANCE Relief Valve Assembly Instructions Series 825YD, 826YD, 860, 880V Repair Kits: 905102, 905316, 905192, 905187, 905188, 905189, 905190, 905191, 905227, 905228, 905229 STEP #1: STEP 5: When cleaning relief valve, remove module assembly from relief valve body by pulling, not twisting. Position inner diaphragm over the main guide and drop into place with beaded flange fully engaging groove on main guide.
PAGE 2
MAINTENANCE MANUAL SERIES 825YD, 826YD, 860, 880V STEP 6: STEP 9: Clean or replace plastic slip ring. Clean the brass diaphragm retainer. Lightly lubricate retainer threads with a food grade petroleum jelly or equal. Place slip ring into retainer. Screw retainer with slip ring onto main guide, securing inner diaphragm. Make sure the retainer is secure. Push the disc holder through the guide while holding the diaphragm flush against the end of the holder. Continue until the holder stops on the guide.
PAGE 3
MAINTENANCE MANUAL SERIES 825YD, 826YD, 860, 880V STEP 11: STEP 13: Place the spring button over the spring. While pressing the button firmly against the inner diaphragm, insert the pan head retaining screw. 860 and 880V require a drilled flow screw. Place new outer diaphragm upside down on a flat service and insert the module as shown. Flow screw must have two drilled holes intersecting each other and unobstructed.
PAGE 4
For additional information, visit our web site at: www.FEBCOonline.com STEP 15: STEP 16: Clean inside surfaces of the relief valve and push in the module assembly, being careful not to pinch the guide's O-ring. Note: The lower guide must align itself properly with the seat ring once all of the parts are assembled in the body for the relief valve to function properly. Take the partially inverted diaphragm and place it over the spring button of the module.