Still STED forklift Double pallet stacker Pallet truck EXD20 EXD-SF 20 EXU-SF 20 Workshop Manual – PDF DOWNLOAD

00 General information
Product information 00
Introduction 00
Overview of components 00
Definition of directions (EXD) 00
Defining directions (EXD-SF) 00
Defining directions (EXU-SF) 00
EXU-SF20 00
Composition of the serial number 00
Data plate 00
Location of nominal value designation plate 00
Location of chassis marking designation plate 00
Cold-storage truck 00
Li-Ion battery specifications 00
Description of the lithium-ion battery A 1 and A2 00
Safety regulations 00
Parking the truck. 00
Battery plug 00
Slinging and jacking the truck 00
Safe maintenance 00
Safely servicing the truck from the operator side 00
Safely servicing the truck from the fork side 00
Towing the truck 00
01 Maintenance
Regular maintenance 01
Oil and lubricant supply tables 01
Summary table of maintenance operations 01
Electrical insulation test 01
Table of tightening torques in Nm 01
Using threadlock 01
Li-Ion battery maintenance 01
Technician electrical accreditation 01
Maintenance plan for the lithium-ion battery 01
Cleaning the battery 01
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Table of contents
02 Diagnostics
General information 02
Diagnostic instructions 02
Diagnostic connector ‘6X7’ 02
CAN-bus network 02
Diagnostics equipment 02
.PTX File Management 02
Li-Ion battery diagnostics 02
Indicator light for the lithium-ion battery 02
Analysing the battery condition 02
Block diagram 02
Alarms list 02
Downloading the error list in “XPS” format 02
EXD 20 / EXD-SF 20 / EXU-SF 20 02
List of specific alarms for a Li-Ion battery 02
Software 02
Diagnostic software 02
“Diagnosis” menu (F2) 02
“Setup” menu (F3) 02
“Measurement” menu (F4) 02
Lithium-ion battery diagnostics 02
11 Motor
Traction motor 11
Traction motor exploded view 11
Technical data 11
Disassembly 11
Speed sensor 11
Encoder 11
Temperature sensor 11
Temperature sensor KTY84-130 11
Temperature sensor PT1000 11
Replacing the traction motor temperature sensor 11
22 Drive – Transmission
Reduction gear unit 22
Technical features 22
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Exploded view 22
Disassembly 22
Disassembling internal reduction gear unit parts 22
23 Drive unit
Drive unit 23
Description 23
Drive unit support 23
Proportional spring 23
30 Truck structure
Hood 30
Disassembly 30
Battery cover 30
Disassembly 30
Side cylinder protective guards 30
34 Driver’s compartment
Platform 34
Operator platform check 34
Disassembling the operator platform 34
Disassembling platform subcomponents 34
Replacing the disc springs of the operator platform 34
Replacing the helicoidal spring and tip 34
Movable operator side panels 34
Disassembling the operator side protection panels 34
Adjusting the side panel microswitch 34
Removing the gas spring of the operator side panels 34
42 Electric steering
Standard tiller 42
General 42
Cold-storage room version 42
Disassembling the tiller PCB 42
Disassembling the tiller 42
Combi tiller 42
Removing the combi tiller covers 42
Removing the combi tiller chain 42
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Table of contents
Removing the gas springs – Com bi tiller 42
Removing the microswitches-Com bi tiller 42
Electric steering 42
Electronic steering control LES34 42
Steering motor unit (see service information F22017002) 42
Recopy potentiometer 42
Potentiometer pinion bearing 42
46 Wheels
Wheels 46
Replacing the drive wheel 46
Pivoting wheels 46
Load rollers 46
Cleo-pneumatic stabiliser (EXU-SF 20 ‘INTELLIDRIVE’) 46
Technical features 46
Oil replacement/top up 46
Air bleeding 46
Disassembly 46
49 Braking system
Electromagnetic brake 49
Technical data 49
Check and adjust the electromagnetic brake 49
Disassembly 49
56 Display
Display 56
Display 56
Disassembly 56
Digicode 56
Digicode option (LFM Go) 56
Disassembly 56
60 Electrical devices
General information 60
Overview 60
Connectors 60
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Electrical equipment 60
Description of the electrical panel 60
Disassembly 60
Emergency stop 60
Fuses 60
Key switch 60
Diagnostic connector 60
Signalling equipment 60
Hom 60
Lead battery (Pb) 60
Battery PzS (open-lead) 60
Replacing the battery 60
Battery connector 60
Lithium-ion battery (Li-Ion) 60
Description 60
Lithium-ion module 60
Overview 60
64 Electronic controls
Traction controller 64
Technical data 64
Traction controller wiring 64
Disassembly 64
70 Hydraulic system
General hydraulics 70
General 70
Hydraulic hoses 70
71 Working hydraulics
Pump assembly 71
Technical data 71
Pump unit 71
Hydraulic oil reservoir 71
Suction filter 71
Motor and driving plate pin 71
Brushes 71
Bearings 71
Table of contents
Hydraulic pump 71
76 Valves
Distributor and solenoid valves 76
Pump unit 76
Cylinder distributor block 76
81 Lifting system
General information 81
Technical data 81
Base lifting device 81
Lift cylinder 81
810 Lift mast
Telescopic mast without initial lifting 810
General 810
Mast and fork carriage 810
Lift cylinder 810
Main lift cylinder 810
Cylinder components 810
Hose safety valve (slow lowering valve) 810
Rollers 810
Mast rollers and chain rollers 810
Chains 810
84 Load carrier
Fork carrier 84
Adjusting the fork rods for the SLIM FORKS version 84
Tie rods 84
Separating the chassis/motor 84
Lateral lifting guides 84
Fork carriage

100 Appendix
Input/output
Traction and lifting controller COMBIAC1
Steering controller LES-34