Drott 35, 40, 50 Series B Excavator Service Manual

$29.99

Covers: Drott 35B, 40B, 40BLC, 50B Crawler Excavators  – series B only
Pages: 223
Format: PDF
File size: 101mb
Compatibility: Windows/Mac/Tablet
Notes: Instant digital download only – no printed copy or CD-ROM media.

This professionally reproduced factory service manual contains factory service procedures for Drott  35B, 40B, 50B (series B) crawler excavators. View the service manual on your computer or print off pages as needed. Engine shop manual sold separately.

Topics:

GENERAL

  • Table of Contents
  • Safety Precautions
  • Nomenclature
  • Introduction
  • Safety Symbols
  • Directional Reference

SCHEDULED MAINTENANCE

  • Introduction
  • Cleaning Soundproofing Insulation
  • Spark Arrestors
  • Lubricant and Fluid Recommendations
  • Hydraulic Oil Recommendations
  • Component Lubricants and Fluid Specifications
  • Hydraulic System Operating Pressures
  • Preventive Maintenance Schedule
  • Lubrication and Service Chart
  • Pictorial Listing of Grease Fitting Locations
  • Itemized Maintenance Instructions
  • Hydraulic Oil Filters
  • Hydraulic Reservoir
  • Hydraulic Oil Filter Screen (in-tank)
  • Swing Reduction Gearbox
  • Final Drive Transmissions
  • Turntable Open Gear
  • Radiator and Oil Cooler
  • Batteries
  • Air Cleaner
  • Fuel Tank

CRAWLER UNDERCARRIAGE

  • General Description
  • Frames
  • Track Shoes
  • Track Rollers
  • Track Drive Motors
  • Track Drive Brake
  • Adjustment
  • Removal
  • Disassembly
  • Inspection and Repair
  • Mounting Track Brake to Final Drive Transmission
  • Final Drive Transmission
  • Trouble Shooting
  • Removal
  • Disassembly, Inspection and Re-assembly
  • Scheduled Maintenance
  • Track Adjustment Cylinder
  • Idler Wheel
  • Carbody and Carbody Leveler
  • Carbody Leveler Cylinder
  • Trouble Shooting – Tracks

UPPERSTRUCTURE

  • Replacing the Turntable Bearing
  • Removing the Upper
  • Checking Bearing Mounting Surface
  • Installing Bearing to Upper
  • Installing Upper to Lower
  • Torquing Procedure
  • Turntable Bearing Noise
  • Replacing Turntable on Machine without Machined Bearing Mounting Surface
  • Swing Mechanism
  • Brake
  • Reduction Gearbox (1 or 2 piece output shaft)
  • Motor
  • Reduction Gearbox
  • Shimming the Gearbox
  • Disassembly and Repair
  • Installation

HYDRAULIC SYSTEM AND COMPONENTS

  • Introduction to Hydraulics
  • Troubleshooting
  • Flushing Procedure
  • Basic System Flow Diagrams
  • Main Tandem Pump
  • Description
  • Checking Gallonage Output
  • Removal
  • Disassembly, Inspection and Reassembly for:
  • Main Pump (used on 35 Crawlers
  • Main Pump (used on 40 and 50 Crawlers)
  • Swing Motors
  • Installation of Pump Drive
  • Pump Break-in Procedure
  • Track Drive Motor (40BLC and 50LC)
  • Removal and Repair
  • Clam Rotary Actuator (270°)
  • Hydraulic Swivel
  • Valve Banks
  • Description
  • Removal
  • Power Beyond Plug
  • Deviation of Valve Body
  • Series Spool – Seal Replacement
  • Parallel Spool – Seal Replacement
  • Main Relief Valve
  • Relief cartridge in Leveler Valve
  • Disassembly of Main Relief
  • Port Relief Valve
  • Swing Cross-Over Relief Valve
  • Track Brake Valve
  • Check Valves
  • Flow Regulators
  • Hydraulic Cylinders
  • Trouble Shooting Guides
  • Oil Flow Diagrams for:
  • Tool Cylinder Circuit
  • Crowd Cylinder Circuit
  • Hoist Cylinder Circuit
  • Leveler Cylinder Circuit
  • Swing Circuit
  • Track Drive Circuit
  • Track Brake and Drain Circuit
  • Feller/Buncher Circuit
  • Feller/Buncher Collector Circuit

ELECTRICAL

  • General Description
  • Battery Care
  • General Troubleshooting
  • Troubleshooting Guide

LOGGER

  • General Description
  • Feller/Buncher Maintenance
  • Feller/Buncher Collector
  • Rotary Cutter

MISCELLANEOUS

  • Torque Charts
  • Hydraulic Schematic
  • Electrical Schematic

How does this work?

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