Challenger 670B User Manual

© AGCO Corporation, 2008 All rights reserved.
Part Number 79032966 A Rev. (English)
Printed in U.S.A.
August 2008
Challenger
®
660B / 670B
Rotary Combine
SERVICE MANUAL
79032966 A Rev.
CONTENTS
GENERAL INFORMATION ....................................................................................................................................01
SPECIFICATIONS..................................................................................................................................................02
ENGINE WORKSHOP MANUAL ........................................................................................................................03A
ENGINE - DRIVES, COOLING AND FUEL......................................................................................................... 03B
MATERIAL HANDLING..........................................................................................................................................04
MATERIAL DISCHARGE.......................................................................................................................................05
REAR AXLE ...........................................................................................................................................................06
THRESHING AND SEPARATING..........................................................................................................................07
FRONT AXLE......................................................................................................................................................................08
HYDRAULICS.....................................................................................................................................................................09
ELECTRICAL......................................................................................................................................................................10
ELECTRONICS...................................................................................................................................................................11
CAB AND HVAC.................................................................................................................................................................12
GRAIN HEADER.................................................................................................................................................................13
CORN HEADER..................................................................................................................................................................14
RESERVED.........................................................................................................................................................................15

Challenger 670B Specifications

General

Brand	Challenger
Model	670B
Category	Farm Equipment
Language	English

Summary

SAFETY

Safety Alert Symbols and Signal Words

Explains safety alert symbols and signal words (DANGER, WARNING, CAUTION) for hazard communication.

Component Safety Features

Details safety aspects of shields, latches, and header lift cylinder stops.

Operational Safety Practices

Covers rear hook usage, public road travel, and general safety precautions.

GENERAL INFORMATION

Combine Components and Operation

Identifies main components and explains the combine's operational functions.

Identification and Serial Numbers

Explains serial number importance and locations for combine identification.

Lubrication and Maintenance Schedules

Outlines general lubrication, service procedures, and frequency requirements for various intervals.

Component-Specific Lubrication Details

Illustrates lubrication points across the combine by location and component.

Engine Systems Service

Covers engine oil, filters, checking level, and related maintenance procedures.

Drivetrain, Brake, and Final Drive Service

Details lubrication and maintenance for transmission, rotor gearbox, brakes, and final drives.

Tires and Wheels Service

Provides guidelines for tire pressure, maintenance, removal, and installation.

Drive Belt System Maintenance

Covers drive belt inspection, maintenance, troubleshooting, and alignment.