Bomag BW 138 AD, 135 AD, 125 ADH, 138 AC Service Manual — Wiring Diagrams

$39.99

Model: BW 125 ADH | BW 135 AD | BW 138 AD | BW 138 AC
Type: Tandem Vibratory Roller | Combination Roller
Serial: 101 170 21 1210 and up | 101 650 12 1573 and up | 101 650 14 1865 and up | 101 650 15 1121 and up
462 Pages·24 MB·Searchable PDF·English·Print-Ready
  • ✓ Wiring Diagrams
  • ✓ Hydraulic Schematics
  • ✓ Torque Specs
  • ✓ Multi-Level Bookmarks (3-level navigation)
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Bomag BW 125 ADH, BW 135 AD, BW 138 AD, BW 138 AC wiring table of contents listing circuit diagrams and component groups.
Bomag BW 138 AD, 135 AD, 125 ADH, 138 AC Service Manual — Wiring Diagrams
$39.99

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Four rollers in Bomag's BW 125 to 138 range, tandem and combination models both, share this 462-page Bomag BW 138 AD service manual PDF, issued under OEM number 008 914 56. Wiring and hydraulic diagrams fill the closing chapter, while the front of the book takes you through pressure tests in the closed-loop travel circuit, flushing the drum drives, and a troubleshooting diagram that traces each symptom back to its cause. Drum and oscillating articulated joint rebuilds get their own chapters, backed by supplier documentation for the A10VG28 and Series 42 travel pumps and the MK drum drive motors. Swap the fuel filter cartridges at 1000 operating hours; torque M6 grade 8.8 screws to 10 Nm. A roller parked mid-shift bleeds hours your crew never gets back. Bookmarks and a clean text layer put the right diagram two clicks from opening the file.

Complete the set for your BW 125 ADH, BW 135 AD, BW 138 AD…

What's Inside This Bomag BW 125 ADH, BW 135 AD, BW 138 AD, BW 138 AC Manual

SystemPagesKey Topics
General5-22Introduction, Safety Regulations, General Repair Instructions
Maintenance23-30Fuels and Lubricants, Table of Fuels and Lubricants, Running-In Instructions, Maintenance Chart
Technical Data31-38Weights, Dimensions, Travel Characteristics, Drive, Brakes, Steering, Vibration System
Tests and Adjustments39-54Special Tools, Checking the Rotation Speeds, Pressure Tests in the Travel Circuit, Checking / Adjusting the Neutral Positions of the Travel Pump
Trouble Shooting55-70Trouble Shooting Diagram
Fundamental Electrics71-124Understanding Circuit Diagrams, Terminal Designations, Current and Voltage, Resistance, Series / Parallel Connection, Ohm's Law, Electrical Energy, Formula Diagram
Special Tools, Electrics125-134Vibration Reed Frequency Meter, Sirometer, Hydraulic Test Case, Digital RPM-Meter, Crimping Pliers, Disassembly Tools
Machine Related Electrics135-154Vibration Module, Module A68
Flushing and Bleeding155-182Special Tools for Flushing, Flushing - General, Flushing Schematic for Front Drum Drive, Flushing the Front Drum Drive, Flushing Schematic for Rear Drum Drive System
Drum183-204Special Tools, Repair Overview for Drum, Removing and Installing the Drum, Dismantling the Drum, Assembling the Drum
Oscillating Articulated Joint205-220Special Tools, Repair Overview (Oscillating Articulated Joint), Removing and Installing the Oscillating Articulated Joint, Dismantling the Oscillating Articulated Joint
Travel Pump A10VG28 ....63223-280Drive Shaft, Boost Pump, Control Piston, Pressure Cut-Off Valve, Control Unit, Rotary Group
Travel Pump Series 42281-318Mdc Control Module, Edc Control Module, Charge Relief Valve, Loop Flushing Valve, Shaft Seal, Filtration
Drum Drive MK05/08/11/18319-380Parking Brake, Motor, Cylinder-Block, Cam Assembly, Brake Piston, Valving
Wheel Drive Ms/Mse 02...18381-430Poclain MS/MSE 02, 05, 08, 11 and 18 Hydraulic Motors, Trouble Shooting, Maintenance, Repairs, Spare Parts
Circuit Diagrams431-462Wiring Diagram, Hydraulic Diagram

Quick Reference Specifications

SpecificationValuePage
Tightening torque for M4 screw (8.8)3 Nmp. 19
Tightening torque for M5 screw (8.8)6 Nmp. 19
Fuel pre-filter cartridge replacement interval1000 operating hoursp. 29
Fuel filter cartridge replacement interval1000 operating hoursp. 29
Dry air filter maintenance interval10 operating hoursp. 29
Maximum leakage rate of the vibration motor0.5 l/minp. 52
Maximum leakage rate of the vibration motors1.5 l/minp. 36
Final discharging voltage10.5 Voltp. 95
Open circuit voltage for recharge12.25 Voltp. 95
Regulator voltage limit14.4 Vp. 100
Pre-excitation current250 mAp. 101
output current4-20 mAp. 114
BrandBomag
ModelBW 125 ADH, BW 135 AD, BW 138 AD, BW 138 AC
Machine TypeTandem Vibratory Roller, Combination Roller
Manual TypeService Manual
LanguageEnglish
FormatSearchable PDF (Digital Download)
Pages462
File Size24 MB
Manual No.008 914 56
Serial Range101 170 21 1210 and up, 101 650 12 1573 and up, 101 650 14 1865 and up, 101 650 15 1121 and up
Wiring DiagramsYes
Hydraulic SchematicsYes
Torque SpecificationsYes
Bookmarked / IndexedYes