Danfoss 90 Series Service Manual

Also see for Series 90: Installation Technical information

Contents

Danfoss 90 Series Service Manual Manual pdf 46 page image

Multi-function valve torqueFrame size Torque030 – 100 89 N•m [66 lbf•ft]130 – 250 210 N•m [155 lbf•ft]Multi-function valve cartridges - pre 1988Removal1. Remove multi-function valves using hex wrench listed in table.Multi-function valve wrench sizeFrame size Wrench size030 – 100 1-1/4 inch130 – 250 1-5/8 inch2. Remove and discard O-rings (P03 and P06).3. It is not necessary to remove the bypass function (P14) except for cleaning. Wrench size is 1-1/16.Multi-function valves are sold as complete units only. O-rings may be purchased separately.4. To retain pressure setting, do not disassemble bypass function (P14).5. Remove retaining ring (P22) with a snap ring pliers.6. Remove poppet seat (P12).7. Remove internal parts (P21, P15, (P14, P09, and P11).InspectionClean and inspect all disassembled parts.Multi-function valve - pre 1988P1E101 532EP13P14 P09 P11P06P12P15P21P14P19P22Reassembly1. Lubricate and install internal components (P01, P11, P09, P14, P15, and P21).Service Manual Series 90 PumpsMinor repair46 520L0818 • Rev 0101 • August 2015