Need the factory rebuild specs for your Kobelco SK22 mini excavator? This 404-page shop manual (OEM #S5PFC101E) covers the SK22 PFC1 and SV22 from engine teardown through hydraulic pump overhaul. Inside: hydraulic circuit schematics tracing full flow paths for boom, arm, bucket, swing, travel, and blade systems, plus wiring diagrams covering the engine start/stop circuit, LCD monitor alarms, and battery charging. A thorough troubleshooting section walks you through non-breakdown phenomena, low engine output, overheating, smoke emission, and hydraulic malfunctions, backed by a complete error code list and torque tables for every major fastener. Torque the hydraulic pump mounting bolts to 116-138 N·m; travel motor bolts get 67-79 N·m. Your machine is down and the clock is running. Download now, search any spec by keyword, and get back to work.
What's Inside This Kobelco SK22 Manual
| System | Pages | Key Topics |
|---|
| General Cautions for Maintenance Work | 2-12 | Correct Work, Safety Precautions, Preparations, Cautions for Disassembly and Reassembly, Cautions for Removal and Installation of Hydraulic Equipment |
| Technical Data | 14-34 | Specifications, Outline Drawing and Working Area, Weight List of Main Parts, Lifting Capacity List, Specifications for Attachment, Periodic Inspection and Servicing, Fuel |
| Service Standards | 36-63 | Machine Performance Standards, Engine Nominal/Allowable Values, Undercarriage Wear Limits, Control Lever Play, Hydraulic Cylinder Torques, General Bolt Tightening |
| Engine | 64-197 | Safety Statements, Cylinder Head Disassembly, Fuel System Components, Cooling System Maintenance, Lubrication System Checks, Starter Motor Servicing, Alternator Troubleshooting |
| Electric System | 199-216 | Electrical Equipment Layout, LCD Monitor & Alarms, Engine Start/Stop Circuit, Battery Charging, Error Code List |
| Hydraulic System | 218-309 | System Outline, Circuit Operation (Boom, Arm, Bucket, Swing, PTO, Blade, Travel), Hydraulic Pump Disassembly, Control Valve Repair, Pilot Valve Troubleshooting |
| Adjustment and Repair | 310-373 | Engine Removal/Reinstallation, Undercarriage Components, Control Linkage Adjustment, Swing Bearing Service, Hydraulic Pump/Control Valve/Swing Motor/Swivel Joint Removal |
| Troubleshooting | 374-403 | Non-Breakdown Phenomena, Engine Low Output, Overheating, Smoke Emission, Starter Motor/Battery Issues, Hydraulic System Malfunctions, Travel Equipment Problems |
Quick Reference Specifications
| Specification | Value | Page |
|---|
| Travel motor mounting bolts torque | 67 to 79 N·m | p. 55 |
| Hydraulic pump mounting bolts torque | 116 to 138 N·m | p. 55 |
| Battery voltage - 5 hrs rate capacity | 12-45 V - Ah | p. 24 |
| Battery holding rod torque (Nut M8, For lock nut) | 23 to 27 N·m | p. 53 |
| Starter motor nominal output | 12 - 1.4 V - kW | p. 24 |
| Starter motor pinion coming out voltage | ≦8 V | p. 26 |
| Air filter element filtration area | 0.9 cm² | p. 23 |
| Air filter element maximum air intake restriction for replacement | 0.90 psi (6.23 kPa; 635 mmAq) | p. 74 |
| Fuel filter element filtration area | 432 cm² | p. 23 |
| Hydraulic suction filter filtration accuracy | 125 u | p. 20 |
| Hydraulic return filter filtration accuracy | 15 u | p. 20 |
| Overall length (Transportation position) | 3775 mm | p. 16 |
