Gradall G6-42P Owner's manual

®
A Company
®
material handler
G6-42P MATERIAL HANDLER
OWNER/OPERATOR MANUAL
COVERING OPERATION & PERIODIC MAINTENANCE
KEEP OPERATOR AND SAFETY MANUALS IN CAB
Part No. 9140-4003
Revised 11-25-08
Form No. #20027
COVERS MATERIAL HANDLER MODEL G6-42P
STARTING SERIAL NUMBERS
0189001 THRU 0189345,
& 0160000230 THRU 0160004017
IMPORTANT!
Read and understand this Manual and the Gradall Material
Handler Safety Manual before starting, operating or
performing maintenance procedures on this machine.
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IMPORTANT SAFETY NOTICE
Safe operation depends on reliable equipment and proper operating procedures.
Performing the checks and services described in this Manual will help keep your GRADALL
Material Handler in reliable condition. Following recommended operating procedures
can help you avoid accidents. Because some procedures may be new to even the
experienced operator, we require that this Manual be read, understood and complied
with by all who operate this machine.
Strict attention to, and compliance with, instructions provided in this Manual, the
GRADALL Material Handler Safety Manual, as well as instructional decals and plates
affixed to the machine will help prevent injuries to personnel and damage to the equipment.
The information provided herein is not intended to cover all situations; it is impossible to
anticipate and evaluate all possible applications and methods of operation for this
equipment.
This Manual covers recommended operating procedures and basic maintenance checks
and services for the G6-42P Material Handler. Detailed maintenance information is
available in the appropriate Service Manual.
Any procedure not specifically recommended by GRADALL must be thoroughly evaluated
from the standpoint of safety before it is placed in practice. If you are not sure, contact
your GRADALL Material Handler Distributor before operating.
Use only GRADALL authorized parts. The use of counterfeit parts may cause premature
failure which could lead to injuries and/or machine damage.
Do not modify this machine without written
permission from GRADALL. Use only genuine
GRADALL replacement parts.
OTHER NOTICES
GRADALL retains all proprietary rights to the information contained in this Manual.
GRADALL reserves the right to change specifications without notice.
Gradall is a registered trademark for Hydraulic Excavators, Hydraulic Material Handlers
and Attachments manufactured by The Gradall Company.
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11.0 9/24/01 Revised section on checking and adjusting boom.
16.0 7/22/02 Added an additional lubrication notice.
Cover 5/23/03 Revised All
Intro Revised Operator Qualification section.
TOC Added page 20.2 to Table Of Contents.
2.0 Replaced 9140-3525 Decal with 9150-3102 Decal.
2.1 Added 9134-3016 & 9141-3061 Decals & P/N to Angus-Palm Decal.
2.4 Removed 9134-3016 Decal; added 9114-3290 Decal; revised P/N on 9055-3027.
3.0 Revised Operator’s Cab section.
6.0 Revised Optional Cold-Weather Starting Aid section.
9.0 Revised Steering System section.
10.0 Revised General section.
13.1 Removed Figure 13-4, revised Load Center section.
14.7 Revised Figure 14-8.
17.0 Revised Front Axle and Rear Hub Capacities.
18.0 Revised Rear Hub Torque Values; added Flexplate Mounting Bolts Torque Values.
20.1 Added Meritor Axle to title of page.
20.2 Added page for Carraro Axle.
Cover 11/08 Added ending Serial Number
REVISIONS
This page is provided so you may determine that this Manual is complete and current with respect to Gradall
Engineering Specifications.
Page Date Revision
Form No. 20027 • G6-42P Owner/Operator Manual
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TABLE OF CONTENTS
IMPORTANT SAFETY NOTICE ..................................................... inside front cover
TABLE OF CONTENTS
INTRODUCTION
General
Operator Qualifications
Orientation
Related Manuals & Decals
Serial Number Location
NOMENCLATURE
SAFETY ................................................................................. 1.0 thru 1.2
DECALS ................................................................................. 2.0 thru 2.4
Decals Inside Cab
Decals Outside Cab
OPERATORS CAB ..................................................................... 3.0 thru 3.2
Cab
Control & Instrument Identification
CHECKS & SERVICES BEFORE STARTING ENGINE ........................ 4.0
WARM-UP & OPERATIONAL CHECKS........................................... 5.0
ENGINE OPERATION ................................................................ 6.0 thru 6.1
Starting the Engine
Cold-Weather Starting Aids
Battery-Boosted Starting
Normal Engine Operation
Stopping the Engine
BRAKE SYSTEM ....................................................................... 7.0
General
Inching Travel
Service Brakes
Parking Brakes
PARKING THE HANDLER ........................................................... 8.0
STEERING SYSTEM .................................................................. 9.0
DRIVE TRAIN .......................................................................... 10.0
BOOM .................................................................................... 11.0
LEVELING THE HANDLER .......................................................... 12.0 thru 12.1
OPERATING PROCEDURE & TECHNIQUES ................................... 13.0 thru 13.1
Hydraulic Controls
Rated Capacity Chart
ATTACHMENTS ........................................................................ 14.0 thru 14.7
Approved Attachments
Non-Approved Attachments
Carriage/Fork Capacities
Other Attachment Capacities
Attachment Installation
Attachment Operation
LOADING & SECURING FOR TRANSPORT .................................... 15.0
LUBRICATION & MAINTENANCE ................................................. 16.0 thru 16.1
RECOMMENDED LUBRICANTS & CAPACITIES .............................. 17.0
TORQUE CHART ...................................................................... 18.0
OBTAINING HYDRAULIC OIL SAMPLE FOR ANALYSIS .................... 19.0
MOVING HANDLER IN EMERGENCY ............................................ 20.0 thru 20.2
Moving Short Distances
Moving Longer Distances
To Activate Tow Bypass
To Release Parking Brake
To Restore Parking Brake
INSPECTION AND MAINTENANCE LOG
HAND SIGNALS ....................................................................... inside back cover
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Form No. 20027 • G6-42P Owner/Operator Manual
General
This Manual provides important information regarding safe operating procedures
and maintenance requirements for GRADALL G6-42P Material Handlers.
If you have any questions regarding the material handler, contact your GRADALL
Material Handler Distributor.
Operator Qualifications
Operators of the material handler must be in good physical and mental condition,
have normal reflexes and reaction time, good vision and depth perception and
normal hearing. He must not be using medication which could impair abilities
nor be under the influence of alcohol or any other intoxicant during the work
shift.
The operator should possess a valid, applicable driver’s license and must have
completed a training course meeting the OSHA Powered Industrial Truck Operator
Training Requirements (CFR 1910.178) for this type of material handling
equipment.
In addition, the operator must read/view, understand and comply with
instructions contained in the following material furnished with the material
handler:
• This Owner/Operator Manual
• GRADALL Material Handler Safety Manual
• All instructional decals and plates
• Any optional equipment instructions furnished
The operator must also read, understand and comply with all applicable Employer,
Industry and Governmental rules, standards and regulations.
Orientation
When used to describe the location of components in the material handler, the
directions “front”, “rear”, “right” and “left” relate to the orientation of a person
sitting in the operator’s seat. (See Figure I-1)
Related Manuals & Decals
Separate publications are furnished with the material handler to provide
information concerning safety, replacement parts, maintenance procedures,
theory of operation and vendor components. Replacement manuals, decals and
instruction plates can be ordered from your GRADALL Material Handler Distributor.
Models Covered
This Manual covers the G6-42P Material Handler. This unit is equipped with a
three-section boom and four-wheel drive. Optional equipment available for use
with this unit is described in appropriate sections of the Manual. Be certain to
refer to proper information for your unit and the operational equipment furnished
on your machine.
Serial Number Location
Specify Model Number and Serial Number when ordering parts and when
discussing specific applications and procedures with your Distributor. The model/
serial number plate is located inside the operator’s cab, right wall.
(See Figure I-2)
Nomenclature
The illustrations on the next page include nomenclature applied to major
components of the material handler.
NOTE!
“Material handler” and handler
are used interchangeably
throughout this Manual.
Though no offense or
discrimination is intended, only
the masculine pronouns will be
used throughout the remainder
of this Manual.
NOTE!
REAR
FRONT
RIGHT
LEFT
Figure I-1
Figure I-2
INTRODUCTION
®
20,856
20,808
D
A
B
C
** unknown **
** unknown **
** unknown **
** unknown **
3
NO
1
0
24"
24"
24"
24"
26'10"
0"
36' 24"
406 MILL AVE SW ,NEW PHILADELPHIA, OHIO 44663
GRADALL IS A REGISTERED TRADEMARK FOR
HYDRAULIC EQUIPMENT BUILT BY THE
GRADALL CO MANUFACTURED IN THE US A
AS RELEASED FROM FACTORY THIS TRUCK MEETS THE DESIGN SPECIFICATIONS
ESTABLISHED IN AMERICAN NATIONAL STANDARDS FOR POWERED INDUSTRIAL
TRUCKS PART III ASME B566b-1998
CAP#
X1000
A
B
C
D
ATTACHMENT
TRUCK &
ATTACHMENT
WEIGHT
24"
DCBA
6 6 20,460
0"
CAP#
1000
9141-3009 (-)
36' 4'6"
6 6 1 3
36' 24" 24" 0"
6 6 20,570
CAPACITY WITH STANDARD
48" & 72" CARRIAGE
48" CARRIAGE
P/N 9140-5043 *
72" CARRIAGE
P/N 9140-5045 *
SHIPPED
WITH
48" SLOPE PILER
P/N 9140-5101 *
6 6 37' 24" 24" 11 "
11"
24"24"37'
6 6
72" SLOPE PILER
P/N 9140-5079 *
*WEIGHTS ARE BASED ON USING 2 X 4 X 48" FORKS (APPROX 268# PER PAIR)
**BUCKET DIMENSIONS (A & D) REFER TO BUCKET LIP HEIGHT
***TRUSS BOOM, WINCH & QUICK HOOK DIMENSIONS (A & D) REFER TO HOOK CENTER
FORKS RATED LESS THAN THE ATTACHMENT CAPACITY SHOWN ABOVE DECREASE
CAPACITY OF ATTACHMENT TO THAT OF FORKS FORKS RATED MORE THAN
ATTACHMENT CAPACITY DO NOT INCREASE ATTACHMENT CAPACITY
(WITHOUT
ATTACHMENTS)
MATERIAL HANDLER
MODEL
MACHINE SERIAL NO
ENGINE SERIAL NO
WEIGHT
G6-42P
19,640 LBS
SAMPLE ONLY - USE CHART IN CAB
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