Assembly

F-code Section C-code

PS M6.2 6140 Lift Pump Assembly

Version no T-code

001

4. Assembly

NOTE!CLEANLINESS! Perform procedures in a clean environment. Make sure all parts are cleaned before disassembly and kept clean during assembly.

1.All parts should be cleaned and dried thoroughly.

Metal parts should be lightly oiled prior to reassembly.

WARNING

Be extremely careful when working with solvent. Even a small explosion or fire could cause injury or death.

WARNING

Compressed air used for cleaning MUST be reduced to less than 30 psi. and then only with effective chip-guarding and personal protective equipment.

2.If pump motor was removed from endhead (10), install pump motor (7) by aligning scribe marks that were made earlier and secure with screws. 3.Connect power cables from pump motor to pump main solenoid (38) if this solenoid (38) was replaced. 4.Install coupler (8) on motor drive shaft. 5.Align splines on pump (24) shaft to splines on motor coupler (8). Gently push pump (24) shaft in coupler (8) and align pump (24) mounting holes in endhead (10). When pump (24) is flush with endhead (10), pump and motor are connected. 6.Install two cap screws (25) securing pump (24) to endhead (10) and tighten cap screws to 10-12 ft-lb. 7.Install strainer (21) on inlet tube (22) and thread on pump (24). 8.Oil O ring (11) lightly and install on endhead (10). 9.Start reservoir (18) over flange on endhead (10) up to O ring (11). Make sure it is aligned properly with holes as well as not cocked.

F-code Section C-code

PS M6.2 6140 Lift Pump Assembly

Version no T-code

001

10.Rest a block of wood on the back of the reservoir (18) and strike it squarely with a sharp blow in the center of the reservoir (18) end. The reservoir (18) should move into position. 11.Install four screws (17) in position and tighten to snug condition.

CAUTION

DO NOT bend or apply pressure to center stud or hold cartridge body any place but on flat sides of sub-assembly. 12.Apply a small amount of clean hydraulic oil to the O ring and backup ring and install on spool valve cartridge (2). 13.Install strainer in place on spool valve cartridge (2). 14.Hand screw spool valve assembly (2) in endhead (10) cavity and tighten to a maximum of 35 ft-lb for die cast metal. 15.Install solenoid coil (3) on spool valve assembly (2), and tighten nut to a maximum of 5 ft-lb.

Connect wires to terminals on coil (3). 16.Install check valve (4) and relief valve (27,28,29,30) if removed.