Drott 35, 40, 50 Series B Excavator Service Manual

$39.99 $29.99

Covers: Drott 35, 40, 50 Crawler Excavators “Series B”
Pages: 224
Format: PDF
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  35, 40, 50 series B crawler excavators. View the service manual on your computer or print off pages as needed.

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
  • Engine
  • Engine Coolant
  • 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 Breakin 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

drott-30-samplewm

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