Hitachi GH 300 important safety instructions Hydraulic Oil/Filter Change, Removal

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Hydraulic Oil/Filter Change

Hydraulic Oil/Filter Change

(Figure 6)

Removal

1.Relieve pressure, page 7.

2.Place drip pan or rags under sprayer to catch hydraulic oil that drains out.

3.Remove drain plug (2). page 26. Allow hydraulic oil to drain.

4.Unscrew filter (227) slowly - oil runs into groove and drains out rear.

Installation

1.Install drain plug (2) and oil filter (227). Tighten oil filter 3/4 turn after gasket contacts base.

2.Fill with five quarts of Graco hydraulic oil 169236 (5 gallon/20 liter) or 207428 (1 gallon/3.8 liter).

3. Check oil level.

FIG. 6

TIA

16

311797F

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Contents GH 130, GH GH 230, GH Hydraulic Sprayers Models Electric Motor Kit OptionsFire and Explosion Hazard Skin Injection HazardPressurized Equipment Hazard Electric Shock HazardMoving Parts Hazard Equipment Misuse HazardPressurized Aluminum Parts Hazard Suction HazardComponent Identification Item No ComponentGeneral Repair Information SAE O-Ring InstallationGrounding Maintenance Pressure Relief ProcedureAfter the First 20 Hours of Operation After Each 100 Hours of Operation SEMI-ANNUALLYTroubleshooting Problem Cause Solution311797F Hydraulic Pump InstallationRemoval 227 Fan Belt Engine Hydraulic Motor Rebuild RemovalInstallationFlying Parts Hazard 263 Hydraulic Oil/Filter Change Displacement Pump FiguresDisplacement Pump ProConnect 190 FIGSupport pump with your hand before opening t-handle Install pin 311797F Parts All SprayersParts List All Sprayers Parts Drawing Engines WASHER, GH300 PULLEY, GH300SPACER, GH300 SHIELD, GH300Parts Drawing All Sprayers Plug BELT, GH300Ring LABEL, GH130Parts Drawing All Sprayers GH200/230/300 FITTING, QD CouplerStrainer 267 MANIFOLD, GH130 Parts ListMANIFOLD, GH200 GH 130 & 200 Sprayers with Spray Gun and Hoses GH 230 & 300 Sprayers with Spray Gun and HosesDimensions Technical DataSound Levels Graco Standard Warranty For Graco Canada Customers