Hitachi 206405, SERIES J, SERIES K, 206699, 206700 warranty Displacement Pump Service

Page 17

Displacement Pump Service

NOTE: If the pressure-fit brass bearing (15*) needs to be replaced, clamp it in a vise and drive the piston body (13) out with a plastic hammer. The new bearing must be started onto the piston body squarely.

8.Clean and inspect the parts and replace any that are worn or damaged. Be sure to check the copper gasket (46) in the motor base (55). Lubricate the parts with a light waterproof grease.

9.Install the seal (16*), packing (17*), bearing (18*), gasket (6*), seat (19*) and ball (2*) on the piston body (13). The check ball seat (19*) may be re- versed to provide a new seat. Screw the piston body (13) into the piston coupling (14).

10.Install the gasket (7*[). Screw the riser tube (12) into the air motor base (55).

11.Reinstall the ball (3*), gasket (7), ball stop (21) and other gasket (7) in the intake valve housing (22). Screw the housing onto the riser tube (12).

12.Be sure the ground wire is connected before regular operation of the pump.

306531 17

Page 16 Page 18
Image 17
Page 16 Page 18
Contents Table of Contents Instructions Parts ListEquipment Misuse Hazard SymbolsSkin Injection Hazard Fire and Explosion Hazard 306531 System Accessories InstallationTo ground the pump GroundingOperation Pressure Relief ProcedureStarting and Adjusting the Pump 306531 Shutdown and General Care MaintenanceFlushing LubricationPacking Nut Adjustment Problem Cause Solution TroubleshootingBefore you start Air Motor ServiceAir Motor & Throat Disassembly 30 31 34 † 33 † 45 † 32 † 58 53† 33† 45† ReassemblyAir Motor Service Displacement Pump Disassembly Displacement Pump ServiceDisplacement Pump Service Parts Model 206405, Series K 35 lb. pail size 4738 34 † 33 † 53 † 32 † 45† 44* 43 39† 17* 16* 15* 13 7*† Model 206699, Series J 120 lb. drum size Page Mounting Hole Layout DimensionsTechnical Data Graco Phone Numbers Graco Standard Warranty
Top Page Image Contents