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Looking for the Hyundai R200W-7A shop manual PDF? All 666 pages of this factory shop manual cover the R200W-7A hydraulic excavator from pump device to rear axle. You get full hydraulic schematics tracing the main and pilot circuits, wiring diagrams with component locations and connector views, self-diagnostic error codes for the mechatronics system, and step-by-step disassembly procedures for the main pump, control valve, travel motor, transmission, steering valve, and both axles. Torque the swing bearing mounting bolts, upper and lower, to 57.8 kgf·m, and confirm the bypass relief valve opens at 1.5 kgf/cm2. No more chasing faults in your excavator's harness with a multimeter and a prayer. Bookmarked PDF with a full text layer: search any spec, jump straight to the right section, and get back on the machine.
What's Inside This Hyundai R200W-7A Manual
| System | Pages | Key Topics |
|---|---|---|
| General | 12-38 | Safety Hints, Specifications |
| Structure and Function | 39-134 | Pump Device, Main Control Valve, Swing Device, Travel Device, Rcv Lever, Accelerator Pedal, Brake Pedal, Transmission |
| Hydraulic System | 135-168 | Hydraulic Circuit, Main Circuit, Pilot Circuit |
| Electrical System | 169-223 | Component Location, Electrical Circuit, Electrical Component Specification |
| Mechatronics System | 224-264 | Outline, Mode Selection System |
| Maintenance Standard | 313-341 | Operational Performance Test, Major Components, Track and Work Equipment |
| General Precautions and Tightening Torque | 342-348 | Safety Precautions, Tightening Torque Charts, Pipe and Hose Specifications, Fitting Specifications |
| Pump Device Disassembly and Assembly | 349-377 | Main Pump Removal, Main Pump Installation, Regulator Disassembly, Regulator Assembly, Gear Pump |
| Main Control Valve Disassembly and Assembly | 378-405 | Main Control Valve Removal, Main Control Valve Installation, Spool Valve Disassembly, Relief Valve Maintenance, Port Relief Valve |
| Travel Motor Disassembly and Assembly | 406-483 | Travel Motor Removal, Travel Motor Installation, Counter-Balance Valve, Downshift Interlock, Drive Shaft Sealing |
| Steering Valve Disassembly and Assembly | 484-508 | Steering Valve Removal, Steering Valve Installation, Steering Valve Disassembly, Dual Shock Valve, Steering Angle Setting |
| Front and Rear Axle Disassembly and Assembly | 509-603 | Front Axle Removal, Rear Axle Removal, Differential Disassembly, Input Flange, Hub Carrier |
| Rcv Lever Disassembly and Assembly | 604-625 | Rcv Lever Removal, Rcv Lever Installation, Pilot Valve Disassembly, Pilot Valve Assembly, Turning Joint |
| Work Equipment Disassembly and Assembly | 626-650 | Bucket Cylinder Removal, Arm Cylinder Removal, Boom Cylinder Removal, Dozer Cylinder Removal, Outrigger Cylinder Removal |
| Component Mounting Torque | 651-666 | Introduction Guide, Engine System, Electric System, Power Train System, Structure, Work Equipment |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Bypass relief valve opening pressure | 1.5kgf/cm2 | p. 138 |
| Spin filter drain oil pressure | 1.5kgf/cm2 | p. 139 |
| Main relief valve, port relief valve & negative control relief valve - Replacement | 100% replacement in general | p. 333 |
| Swing bearing upper mounting bolt | 57.8 ± 6.4 kgf·m | p. 347 |
| Swing bearing lower mounting bolt | 57.8 ± 6.4 kgf·m | p. 347 |
| Main relief valve tightening torque | 7~8 kgf·m (50.6~57.8 lbf·ft) | p. 389 |
| Engine oil quantity | 24 L | p. 34 |
| Battery | 2 x 12V x 100Ah | p. 34 |
| Main pump rated oil flow | 2 x 222 L/min | p. 34 |
| Main relief valve pressure | 330 kgf/cm2 | p. 35 |
| Swing motor braking torque | 59 kgf m | p. 35 |
| Transmission weight | 140 kg | p. 124 |
Hyundai R200W-7A Common Problems This Manual Covers
Hyundai R200W-7A all hydraulic functions weak, low digging power, boom and travel lack pressure
Test main relief valve pressure with a gauge at the pump outlet; the spec is 330 kgf/cm2 on page 35. If pressure reads low, do not rebuild the cartridge; the maintenance standard on page 333 calls for 100% replacement. Torque the new valve to 7~8 kgf·m with a 32 mm spanner, per page 389.
Manual Section: Hydraulic and Mechanical System TroubleshootingBoom drifts down slowly with controls in neutral, cylinder creeps under load on the jobsite
Check the port relief valve setting and cylinder internal leakage first. Verify main relief still holds the 330 kgf/cm2 spec on page 35 to rule out system pressure. Replace a leaking port relief cartridge outright; page 333 lists 100% replacement, no shimming. If drift continues, pull the boom cylinder per the procedures starting on page 626 and inspect the piston seals.
Manual Section: Attachment System TroubleshootingSwing will not rotate in either direction while boom, arm, and travel work normally
Remove and inspect the swing reversing valve core for contamination; a stuck spool kills swing while everything else runs fine. Clean the spool and bore with solvent, then drain and refill the hydraulic oil if it looks dirty. While the deck plates are off, verify swing bearing mounting bolts at 57.8 ± 6.4 kgf·m per the torque chart on page 347.
Manual Section: Swing Motor TroubleshootingAll working devices sluggish in both directions after a seal failure, hydraulic oil looks cloudy
Drain the tank and cut open the return filter; seal debris from a failed cylinder plugs an element fast. Replace the filter, because the bypass relief cracks open at only 1.5 kgf/cm2, listed on page 138, and a clogged element dumps unfiltered oil straight back to tank. Flush the system and refill with clean oil.
Manual Section: Hydraulic System p. 138Boom will not lower when the control lever is pushed, raise function works fine
Remove the boom hold valve and check for dirt jamming the spool or a plugged orifice; clean both in solvent and blow out the passages. Verify pilot pressure actually reaches the valve; pilot valve disassembly is covered starting on page 604. Reassemble, cycle the boom, then confirm main relief pressure against the 330 kgf/cm2 spec on page 35.
Manual Section: Main Control Valve Disassembly and Assembly p. 378Frequently Asked Questions
How do I clear recorded error codes on the Hyundai R200W-7A?
To clear recorded error codes, navigate to the 'Diagnosis' menu on the cluster display. Select 'Recorded Error', then choose the option to delete all errors. The system will prompt you to confirm by selecting 'Yes' to delete all errors. p. 236
What is the tightening torque for the main relief valve?
The main relief valve assembly is tightened to 7 to 8 kgf·m (50.6 to 57.8 lbf·ft); the manual gives this figure both in the disassembly and assembly section (page 389) and at the main relief pilot pressure port (page 61). p. 61
What is the standard engine rpm for the M mode on the R200W-7A?
The standard engine rpm for the M mode is 1700 ± 50 rpm when the accel dial is set to 10 (Max). p. 317
What is the procedure for bleeding air from the hydraulic pump?
To bleed air from the hydraulic pump, remove the air vent plug (2EA), tighten it lightly, start the engine at low idling, check that oil comes out from the plug, and then tighten the plug fully. p. 350
What is the tightening torque for the boom cylinder rod pin?
The tightening torque for the M16x2.0 bolts used on the work equipment, including the boom cylinder rod pin, is 29.7 ± 4.5 kgf·m (215 ± 32.5 lbf·ft). p. 666
What do I get after purchasing this Hyundai R200W-7A manual?
All 666 pages arrive as one searchable PDF at checkout. Read it at the desk, then take the phone out to the machine.
Am I able to print pages from this Hyundai R200W-7A manual?
Print away. There is no DRM and no page limit. Many buyers print one chapter at a time and leave the rest on a tablet.
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