0 (09/2011)
Overhaul:
Part no.: 550035933
E857.....
MO10L
MO20 - MO20P
MO25
MO50T
Technical information for Yale service
centres
This manual is intended solely for the specialized technicians of
the Yale service network.
SERVICE
2
INTRODUCTION
IMPORTANT
This manual gives detailed information on the routine and special maintenance procedures, trou-
bleshooting, disassembly/assembly of components and settings related to the following models:
MO10L - MO20 - MO20P - MO25 - MO50T.
These procedures require specific technical knowledge and must be performed by qualified and trained
personnel. We recommend you read this manual carefully in order to avoid accidents with personnel or
damage and keep it in a good condition so it is always decipherable and complete.
This manual does not replace the use and maintenance manual, it is a supplement to it.
Product support group
SERVICE
3
INTRODUCTION
SECTIONS
This handbook is composed of the following sections:
Section 1: Presentation
Section 2:
Installation and settings
Section 3: Diagnostics and measurements
Section 4: Electrical system
Section 5: Hydraulic system
Section 6: Truck base mechanics
Section 7: Fork mechanics
Section 8: Platform mechanics
Section 9: Reduction gear
Section 10: Braking system
Section 11: Standard maintenance
Use the sections index with the numbered black bands to go quickly to the desired section.
SYMBOLS
Signals a danger that can cause accidents to people or damage to the machine.
Signals danger due to high temperatures.
Signals important notes or information to take into particular consideration.
Signals disposal/recycling of harmful substances under the protection of current legislation.
INSTALLATION PROCEDURES
For the installation procedures, carry out the reverse procedure to disassembly, observing any notes and
information given for the truck to function properly.
GUIDE TO USING THE MANUAL
SERVICE
4
INTRODUCTION
GENERAL SAFETY RULES
PERSONAL SAFETY
Always wear the personal protective equipment in situat