This manual covers the Yale B849 Series Reach Trucks, including models MR14, MR16, MR18, and MR20. These electric-powered material handling vehicles are engineered for warehouse and industrial environments, offering a compact design for narrow aisle operation, high lift capabilities, and precise maneuverability. Notable features include advanced electronic control systems for enhanced efficiency and performance, an ergonomic operator station, and robust construction for reliability. The B849 Series represents a significant generation of Yale Reach Trucks, built upon the company's extensive heritage in the material handling industry.
The purpose of this comprehensive 295-page workshop service manual is to provide detailed guidance for the maintenance, repair, and troubleshooting of the Yale B849 Series Reach Trucks. It covers all major systems, including electrical, hydraulic, mechanical, mast, reduction gear, and braking systems. The manual includes scheduled maintenance checks, component removal and installation procedures, detailed diagnostic steps for electronic control units, and installation guides for various accessories and options. With its high-quality illustrations and searchable text, this manual is an essential resource for owners, mechanics, and technicians to ensure the efficient operation and longevity of their equipment.
Original Illustrated Factory Workshop Service Manual for Yale Reach Truck.
Original factory manuals for Yale Forklift Trucks, contains high quality images, circuit diagrams and instructions to help you to operate and repair your truck. All Manuals Printable and contains Searchable Text
Covered models:
MR14 [B849]
MR16 [B849]
MR18 [B849]
MR20 [B849]
Format: PDF, 295 Pages
Language: English
Contents:
Section: ELECTRICAL SYSTEM
WIRING DIAGRAM LEGEND MR 14/16/18/20
DRIVE/LIFTING ELECTRONIC PANEL COMPONENTS
ELECTRIC STEERING SYSTEM
ELECTRONIC CONTROL DRIVE MOTOR CHOPPER SEM2
GUARDS
SEM2 CHOPPER FAULT DIAGNOSIS
PRINCIPLE OF OPERATION OF SEM2 CONTROL
DEFINITION OF DIRECTION OF TRAVEL OF MACHINE
SEM2 CHOPPER MECHANICAL DRAWING
PROGRAMMING CONSOLE
CONNECTORS
MENU / SET OPTIONS CONFIGURATION
SYSTEM CONFIGURATION TABLES
MENU / PARAMETER CHANGE CONFIGURATION
SETTINGS TABLE
MAIN MENU / TESTER
MAIN MENU / SAVE PARAMETER
MAIN MENU / RESTORE PARAMETER
MAIN MENU / ALARMS
MAIN MENU / PROGRAM VACC
DRIVE SEM2 CHOPPER SETTING SEQUENCES
SEM2: TROUBLESHOOTING
NEGATIVE BRAKE CONTROL
ELECTRONIC CONTROL PUMP MOTOR CHOPPER HPRC
POWER CONNECTIONS
SIGNAL CONNECTIONS
CONNECTORS
PROGRAMMING CONSOLE
PRELIMINARY CHECKS
PROGRAMMING
MENU / PARAMETER CHANGE CONFIGURATION
MAIN MENU / TESTER
MAIN MENU / ALARMS
HPRC: TROUBLESHOOTING
ELECTRIC STEERING EPS-DC BOARD
CONTROL UNIT
LOGIC BOARD
CONNECTING DIAGRAM
PROGRAMMING CONSOLE
STEERING WITH TACHOMETRIC DYNAMO
DESCRIPTION OF ALARMS
LIST OF PARAMETERS OF MAIN MENU
MAIN MENU: ALARMS FUNCTION
MENU /SET OPTIONS CONFIGURATION
MENU / ADJUSTMENTS CONFIGURATION
SAFETY PERFORMANCE: OPERATING PROVISIONS AND DESCRIPTION
DISPLAY INSTRUMENT
DESCRIPTION OF DISPLAY
REMOVING THROTTLE PEDAL BOARD .
Section: HYDRAULIC SYSTEM
HYDRAULIC SYSTEM SYMBOL LEGEND MR 14/16/18/20
TABLE OF HYDRAULIC SYSTEM COMPONENTS
SOLENOID VALVE HYDRAULIC ASSEMBLY
TABLE OF SOLENOID VALVE HYDRAULIC ASSEMBLY
CARRIAGE SIDE-SHIFT CYLINDER COMPONENTS
TABLE OF CARRIAGE SIDE-SHIFT CYLINDER COMPONENTS
TRAINING CYLINDER COMPONENTS
TABLE OF TRAINING CYLINDER COMPONENTS
REMOVING CARRIAGE SIDE-SHIFT CYLINDER
REMOVING TRAINING CYLINDER
REPLACING GASKETS
REPLACING FORK TRAVERSING CYLINDER GASKETS
REMOVING SOLENOID VALVE ASSEMBLY
CLEANING SOLENOID VALVE ASSEMBLY INLET FILTERS
SETTING HYDRAULIC PRESSURE
REMOVING TWIN PIPES
LIFTING CYLINDERS
LIFTING CYLINDER POSITION
CENTRAL HYDRAULIC LIFTING CYLINDER
REPLACING CYLINDER ROD
COMPLETE REPLACEMENT OF CENTRAL HYDRAULIC CYLINDER
SIDE HYDRAULIC LIFTING CYLINDERS
REPLACING GASKETS
SIDE LIFTING SINGLE-ACTING HYDRAULIC CYLINDERS
REMOVING THE SIDE CYLINDERS
REPLACING THE GASKETS
Section: MECHANICS
COMPONENTS OF FORK PLATE COMPLETE WITH FORK SIDE-SHIFT MR 14/16/18/20
TABLE OF COMPONENTS OF FORK PLATE COMPLETE WITH FORK SIDE-SHIFT
REMOVING FRONT LOADING WHEELS
REMOVING DRIVING WHEEL
REMOVING DRIVING MOTOR
REMOVING MOTOR PUMP
REMOVING DRIVERS SEAT CASING
REMOVING STEERING GEAR MOTOR
REMOVING STEERING GEAR CHAIN
REPLACING FORK TRAVERSE SLIDING BLOCKS
REMOVING TRAVERSE CARRIAGE .
Section: MASTS
TYPE OF MASTS
LOCATION OF MAIN TRUCK COMPONENTS
COMPLETE MAST ASSEMBLY PROCEDURE
LIFTING THE MAST
LOCKING THE MAST ON THE TRAVERSE CARRIAGE
CONNECTING HYDRAULIC PIPES
CONNECTING BREATHER PIPE
LOCKING FINAL MAST
BLEEDING THE HYDRAULIC CIRCUIT
FITTING LIFTING FORKS
REMOVING MAST
DESCRIPTION OF BEARINGS
BEARINGS
GREASING THE BEARINGS
REPLACING THE BEARINGS
CLEARANCE BETWEEN BEARING AND PROFILE
MAIN CAUSES OF BEARINGS BREAKING
RACES
GREASING THE RACES
WEAR OF RACES
CHAINS
GREASING CHAINS
WEAR OF CHAINS
ADJUSTING THE CHAIN
REPLACING THE CHAIN .
Section: REDUCTION GEAR
REDUCTION GEAR COMPONENTS MR 14/16/18/20
TABLE OF COMPONENTS OF REDUCTION GEAR
SPECIAL TOOLS FOR FITTING COMPONENTS
REMOVING THE REDUCTION GEAR
DISMANTLING THE REDUCTION GEAR
ASSEMBLING THE REDUCTION GEAR COMPONENTS .
Section: BRAKING SYSTEM
BRAKING SYSTEM COMPONENTS MR 14/16
BRAKING SYSTEM COMPONENTS MR 18/20
TABLE OF BRAKING SYSTEM COMPONENTS
NEGATIVE BRAKE COMPONENTS
TABLE OF NEGATIVE BRAKE COMPONENTS
BRAKING SYSTEMS
REMOVING THE BRAKE PUMP
REMOVING THE PASSIVE BRAKE CYLINDER/REMOVING THE SERVICE BRAKE CYLINDER .
Section: ACCESSORIES ON
STEERING GEAR POSITION INDICATOR
FITTING THE WHEEL POSITION INDICATOR
TABLE OF WHEEL POSITION INDICATOR
APPLICATION 5
LEVER FOR ADDITIONAL EQUIPMENT
LEVER (AUXILIARY FUNCTIONS)
LEVER (AUXILIARY FUNCTIONS)
FITTING THE PARKING BRAKE
COMPLETE KIT FOR FITTING PARKING BRAKE
TABLE FOR FITTING PARKING BRAKE
FITTING REVOLVING LIGHT AND REVERSING AUDIBLE WARNING
FITTING REVERSING AUDIBLE WARNING
FITTING REVOLVING LIGHT OR LAMPALLARM
TABLE FOR FITTING REVOLVING LIGHT OR LAMPALLARM
FITTING LOW GEAR SELECTORS
FITTING LOW GEAR SWITCH
TABLE FOR FITTING LOW GEAR SWITCH
FITTING LOW GEAR PUSH-BUTTON WITH BATTERY OUT
TABLE FOR FITTING LOW GEAR PUSH-BUTTON WITH BATTERY OUT
FITTING WORKING LIGHTS
FITTING WORKING LIGHT ASSEMBLY
TABLE FOR FITTING WORKING LIGHTS
TRANSFORMATION KIT -30°C
COLD STORAGE VERSION
TABLE OF COLD STORAGE VERSION
FITTING HEIGHT DISPLAY
HEIGHT INDICATOR ASSEMBLY
TABLE OF HEIGHT INDICATOR ASSEMBLY
FITTING VIDEO CAMERA ASSEMBLY
VIDEO CAMERA ASSEMBLY
TABLE OF VIDEO CAMERA ASSEMBLY .
Original Illustrated Factory Workshop Service Manual for Yale Reach Truck.
Original factory manuals for Yale Forklift Trucks, contains high quality images, circuit diagrams and instructions to help you to operate and repair your truck. All Manuals Printable and contains Searchable Text
Covered models:
MR14 [B849]
MR16 [B849]
MR18 [B849]
MR20 [B849]
Format: PDF, 295 Pages
Language: English
Contents:
Section: ELECTRICAL SYSTEM
WIRING DIAGRAM LEGEND MR 14/16/18/20
DRIVE/LIFTING ELECTRONIC PANEL COMPONENTS
ELECTRIC STEERING SYSTEM
ELECTRONIC CONTROL DRIVE MOTOR CHOPPER SEM2
GUARDS
SEM2 CHOPPER FAULT DIAGNOSIS
PRINCIPLE OF OPERATION OF SEM2 CONTROL
DEFINITION OF DIRECTION OF TRAVEL OF MACHINE
SEM2 CHOPPER MECHANICAL DRAWING
PROGRAMMING CONSOLE
CONNECTORS
MENU / SET OPTIONS CONFIGURATION
SYSTEM CONFIGURATION TABLES
MENU / PARAMETER CHANGE CONFIGURATION
SETTINGS TABLE
MAIN MENU / TESTER
MAIN MENU / SAVE PARAMETER
MAIN MENU / RESTORE PARAMETER
MAIN MENU / ALARMS
MAIN MENU / PROGRAM VACC
DRIVE SEM2 CHOPPER SETTING SEQUENCES
SEM2: TROUBLESHOOTING
NEGATIVE BRAKE CONTROL
ELECTRONIC CONTROL PUMP MOTOR CHOPPER HPRC
POWER CONNECTIONS
SIGNAL CONNECTIONS
CONNECTORS
PROGRAMMING CONSOLE
PRELIMINARY CHECKS
PROGRAMMING
MENU / PARAMETER CHANGE CONFIGURATION
MAIN MENU / TESTER
MAIN MENU / ALARMS
HPRC: TROUBLESHOOTING
ELECTRIC STEERING EPS-DC BOARD
CONTROL UNIT
LOGIC BOARD
CONNECTING DIAGRAM
PROGRAMMING CONSOLE
STEERING WITH TACHOMETRIC DYNAMO
DESCRIPTION OF ALARMS
LIST OF PARAMETERS OF MAIN MENU
MAIN MENU: ALARMS FUNCTION
MENU /SET OPTIONS CONFIGURATION
MENU / ADJUSTMENTS CONFIGURATION
SAFETY PERFORMANCE: OPERATING PROVISIONS AND DESCRIPTION
DISPLAY INSTRUMENT
DESCRIPTION OF DISPLAY
REMOVING THROTTLE PEDAL BOARD .
Section: HYDRAULIC SYSTEM
HYDRAULIC SYSTEM SYMBOL LEGEND MR 14/16/18/20
TABLE OF HYDRAULIC SYSTEM COMPONENTS
SOLENOID VALVE HYDRAULIC ASSEMBLY
TABLE OF SOLENOID VALVE HYDRAULIC ASSEMBLY
CARRIAGE SIDE-SHIFT CYLINDER COMPONENTS
TABLE OF CARRIAGE SIDE-SHIFT CYLINDER COMPONENTS
TRAINING CYLINDER COMPONENTS
TABLE OF TRAINING CYLINDER COMPONENTS
REMOVING CARRIAGE SIDE-SHIFT CYLINDER
REMOVING TRAINING CYLINDER
REPLACING GASKETS
REPLACING FORK TRAVERSING CYLINDER GASKETS
REMOVING SOLENOID VALVE ASSEMBLY
CLEANING SOLENOID VALVE ASSEMBLY INLET FILTERS
SETTING HYDRAULIC PRESSURE
REMOVING TWIN PIPES
LIFTING CYLINDERS
LIFTING CYLINDER POSITION
CENTRAL HYDRAULIC LIFTING CYLINDER
REPLACING CYLINDER ROD
COMPLETE REPLACEMENT OF CENTRAL HYDRAULIC CYLINDER
SIDE HYDRAULIC LIFTING CYLINDERS
REPLACING GASKETS
SIDE LIFTING SINGLE-ACTING HYDRAULIC CYLINDERS
REMOVING THE SIDE CYLINDERS
REPLACING THE GASKETS
Section: MECHANICS
COMPONENTS OF FORK PLATE COMPLETE WITH FORK SIDE-SHIFT MR 14/16/18/20
TABLE OF COMPONENTS OF FORK PLATE COMPLETE WITH FORK SIDE-SHIFT
REMOVING FRONT LOADING WHEELS
REMOVING DRIVING WHEEL
REMOVING DRIVING MOTOR
REMOVING MOTOR PUMP
REMOVING DRIVERS SEAT CASING
REMOVING STEERING GEAR MOTOR
REMOVING STEERING GEAR CHAIN
REPLACING FORK TRAVERSE SLIDING BLOCKS
REMOVING TRAVERSE CARRIAGE .
Section: MASTS
TYPE OF MASTS
LOCATION OF MAIN TRUCK COMPONENTS
COMPLETE MAST ASSEMBLY PROCEDURE
LIFTING THE MAST
LOCKING THE MAST ON THE TRAVERSE CARRIAGE
CONNECTING HYDRAULIC PIPES
CONNECTING BREATHER PIPE
LOCKING FINAL MAST
BLEEDING THE HYDRAULIC CIRCUIT
FITTING LIFTING FORKS
REMOVING MAST
DESCRIPTION OF BEARINGS
BEARINGS
GREASING THE BEARINGS
REPLACING THE BEARINGS
CLEARANCE BETWEEN BEARING AND PROFILE
MAIN CAUSES OF BEARINGS BREAKING
RACES
GREASING THE RACES
WEAR OF RACES
CHAINS
GREASING CHAINS
WEAR OF CHAINS
ADJUSTING THE CHAIN
REPLACING THE CHAIN .
Section: REDUCTION GEAR
REDUCTION GEAR COMPONENTS MR 14/16/18/20
TABLE OF COMPONENTS OF REDUCTION GEAR
SPECIAL TOOLS FOR FITTING COMPONENTS
REMOVING THE REDUCTION GEAR
DISMANTLING THE REDUCTION GEAR
ASSEMBLING THE REDUCTION GEAR COMPONENTS .
Section: BRAKING SYSTEM
BRAKING SYSTEM COMPONENTS MR 14/16
BRAKING SYSTEM COMPONENTS MR 18/20
TABLE OF BRAKING SYSTEM COMPONENTS
NEGATIVE BRAKE COMPONENTS
TABLE OF NEGATIVE BRAKE COMPONENTS
BRAKING SYSTEMS
REMOVING THE BRAKE PUMP
REMOVING THE PASSIVE BRAKE CYLINDER/REMOVING THE SERVICE BRAKE CYLINDER .
Section: ACCESSORIES ON
STEERING GEAR POSITION INDICATOR
FITTING THE WHEEL POSITION INDICATOR
TABLE OF WHEEL POSITION INDICATOR
APPLICATION 5
LEVER FOR ADDITIONAL EQUIPMENT
LEVER (AUXILIARY FUNCTIONS)
LEVER (AUXILIARY FUNCTIONS)
FITTING THE PARKING BRAKE
COMPLETE KIT FOR FITTING PARKING BRAKE
TABLE FOR FITTING PARKING BRAKE
FITTING REVOLVING LIGHT AND REVERSING AUDIBLE WARNING
FITTING REVERSING AUDIBLE WARNING
FITTING REVOLVING LIGHT OR LAMPALLARM
TABLE FOR FITTING REVOLVING LIGHT OR LAMPALLARM
FITTING LOW GEAR SELECTORS
FITTING LOW GEAR SWITCH
TABLE FOR FITTING LOW GEAR SWITCH
FITTING LOW GEAR PUSH-BUTTON WITH BATTERY OUT
TABLE FOR FITTING LOW GEAR PUSH-BUTTON WITH BATTERY OUT
FITTING WORKING LIGHTS
FITTING WORKING LIGHT ASSEMBLY
TABLE FOR FITTING WORKING LIGHTS
TRANSFORMATION KIT -30°C
COLD STORAGE VERSION
TABLE OF COLD STORAGE VERSION
FITTING HEIGHT DISPLAY
HEIGHT INDICATOR ASSEMBLY
TABLE OF HEIGHT INDICATOR ASSEMBLY
FITTING VIDEO CAMERA ASSEMBLY
VIDEO CAMERA ASSEMBLY
TABLE OF VIDEO CAMERA ASSEMBLY .
