🏷️ Basic Information Identification Make: Gehl Model: 603 Compact Excavator Product Name: Gehl 603 Compact Excavator Parts Manual Download PDF Serial Number Range Tier Ii: AC02513 to AD07207 Serial Number Range Tier Iii: AH00645 and up 📋 Manual Details Document Information Manual Type: Parts Manual Form Number: 918072 Revision E Publication Date: September 2009 Language: English File Format: PDF Compatibility: All Versions of Windows & Mac Requirements: Adobe PDF Reader & WinZip Download Type: Instant Download Printability: All pages are printable ⚙️ Engine Specifications General Engine Tier: Tier II and Tier III Cooling System Cooling System: Covers cooling system components Fuel System Fuel System: Covers fuel injection system, fuel tank, and fuel supply Exhaust System Exhaust System: Covers exhaust system components Lubrication Lubrication: Covers lubrication system Engine Components Cylinder Head: Covers cylinder head and valve cover Cylinder Block: Covers cylinder block Crankshaft: Covers crankshaft and piston Camshaft: Covers camshaft 📄 Hydraulics Pump Hydraulic Pump: Covers hydraulic pump external and internal parts, and installation Control Valve Control Valve System: Covers control valve fittings, segments, pilot pressure hoses, joysticks, travel pilot valve, auxiliary hydraulics control valve, dozer blade valve, proportional valve (option), 4/3 valve (option), ISO/SAE valve, and reversing valve Cylinders Boom Cylinder: Covers boom cylinder and installation Dipper Arm Cylinder: Covers dipper arm cylinder and installation Bucket Cylinder: Covers bucket cylinder and installation Swivel Cylinder: Covers swivel cylinder and installation Dozer Blade Cylinder: Covers dozer blade cylinder and installation 📄 Undercarriage Track System Rubber Track: Covers rubber track and undercarriage for rubber track, and track tensioner for rubber track Steel Track: Covers steel track (option) and undercarriage for steel track (option), and track tensioner for steel track (option) 📄 Attachments Dozer Blade Dozer Blade: Covers dozer blade 📄 Operator Station Cab Cab Components: Covers cab mounting, cab frame trim, cab trim, cab mirrors, cab door, cab windshield, cab windows, operators seat, cab heater, and air conditioning (option) including compressor and installation 📄 Electrical System Lighting Lighting: Covers horn, radio (option), boom work light, rotating beacon (option), cab work lights (front and rear - option) Wiring Harnesses Wiring Harnesses: Covers wire harness for chassis, engine, chassis & engine, armrest, switch, lighting, cab, and proportional control (option) 📄 General Maintenance Items Filters Gaskets Seals: Covers filters, gaskets and seals Battery Battery: Covers battery Chassis Chassis: Covers chassis, chassis lubrication, counterweight, additional counterweight (option), engine hood, tank cover, partition wall, undercarriage covers, isolation mats, and chassis covers Boom Dipper Arm Boom Dipper Arm: Covers boom and dipper arm (short and long - option) Turntable Drive Turntable Drive: Covers turntable drive unit and installation, drive unit and installation Oil Cooler Radiator Oil Cooler Radiator: Covers oil cooler and radiator Hydraulic Tank Hydraulic Oil Tank: Covers hydraulic oil tank and hoses Instrument Panel Instrument Panel: Covers instrument panel and relay box Auto Idle Throttle Auto Idle Throttle: Covers auto idle/throttle and throttle Swivel Joint Swivel Joint: Covers swivel joint Valve Block Distribution Block Valve Block Distribution Block: Covers valve block and distribution block Index Index: Includes Index and Numerical Index