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Linde Diesel Forklift Truck H-Series Type 394: H40D, H45D, H50D Operating Instructions (User Manual)
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Diesel truck
Original instructions
H40D, H45D, H50D
394 807 10 01 EN – 07/2011

Preface
g
Linde − Your Partner
With over 100,000 fork lift trucks and ware-
house machines sold annually, Linde is one of
the world’s leading manufacturers of material
handling equipment. There are many reasons
for this success: Linde products are renowned
not only for their innovative, cutting-edge tech-
nology, but also for their low energy and oper-
ating costs, which are up to 40 per cent lower
than those of their competitors.
The high quality of Linde products is also
matched by the quality of our service. With ten
production plants worldwide and an extensive
network of sales partners, we are at your
service round the clock and around the world.
Your local Linde partner can offer you a
complete package from a single source;
ranging from expert advice on all aspects
of sales and service through, of course, to
appropriate finance options. Our leasing, hire
or lease-purchase agreements provide you
with the flexibility to tailor decision-making to
your individual business requirements.
Linde Material Handling GmbH
Carl-von-Linde-Platz
63743 Aschaffenburg
Telephone +49 (0) 6021 99-0
Fax +49 (0) 6021 99-1570
Mail: info@linde-mh.com
Web: http://www.linde-mh.com
Operating Instructions – 394 807 10 01 EN – 07/2011 I

Table of contents
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1 Introduction
Your forklift truck ..................................................... 2
Proper use .......................................................... 3
Impermissible use .................................................... 3
Description of use and climatic conditions ................................... 3
Symbols used ....................................................... 4
Technical description .................................................. 4
Truck operation when using a shovel ...................................... 6
Receiving the industrial truck ............................................ 6
Legal requirements for marketing ......................................... 7
2 Safety
Safety guidelines .................................................... 10
Residual risks ...................................................... 11
Stability ........................................................... 12
In the case of tip-over ................................................. 12
Handling consumables ................................................ 12
Competent person ................................................... 13
Regulations ........................................................ 13
Instructions for fitting attachments ....................................... 14
Fork carriage emergency lowering ....................................... 15
Emergency exit with attached rear window ................................. 16
3 Overview
Identification plates .................................................. 18
General view ....................................................... 20
Operating devices ................................................... 21
Display unit ........................................................ 22
Switch panel ....................................................... 28
4 Operation
Service plan before initial commissioning .................................. 30
Running-in instructions ............................................... 30
Operating Instructions – 394 807 10 01 EN – 07/2011 III

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Pre-shift-checks ..................................................... 31
Standard equipment ................................................. 32
Entering and exiting the truck ........................................... 32
Adjusting the standard driver’s seat and comfort driver’s seat .................... 32
Adjusting the height-adjustable comfort driver’s seat .......................... 34
Adjusting the luxury driver’s seat ......................................... 36
Adjusting the armrest ................................................. 39
Adjusting the steering column ........................................... 40
Setting the clock ..................................................... 40
Seat belt .......................................................... 41
Drive engine (dual-pedal operation) ...................................... 43
Driving (dual-pedal operation) .......................................... 46
Drive engine (single-pedal operation) ..................................... 49
Driving (single-pedal operation) ......................................... 53
Steering system ..................................................... 56
Brake system ....................................................... 56
Signal horn ........................................................ 58
Joystick with central lever operation ...................................... 59
Joystick with single lever operation ....................................... 65
Special equipment ................................................... 71
Depressurisation .................................................... 71
Driver’s cab ........................................................ 72
Lighting ........................................................... 72
Windscreen wiper ................................................... 74
Window heater ...................................................... 77
Heating system, air conditioning ......................................... 78
Linde Forklift Data Management (LFM) .................................... 81
Adjusting the driver’s seat with rotating device ............................... 88
Lift mast positioning .................................................. 89
Working under load .................................................. 91
Before taking up a load ................................................ 91
Adjusting the fork spread .............................................. 93
Taking up load ...................................................... 94
Travelling with load .................................................. 95
Setting down loads ................................................... 96
Tow coupling ....................................................... 96
Before leaving the lift truck unattended .................................... 97
Before leaving the truck ............................................... 97
Loading / Transporting ................................................ 98
Securing the hose pulley against rolling up ................................. 98
Removing the lift mast ................................................ 99
IV Operating Instructions – 394 807 10 01 EN – 07/2011

Table of contents
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Driving without the lift mast ............................................. 100
Loading ........................................................... 100
Transportation by lorry or low loading trucks ................................ 102
5 Maintenance
General information .................................................. 104
Inspection and maintenance data ........................................ 105
Recommendations for consumables ...................................... 105
Inspection and maintenance overview .................................... 108
Service plan as required ............................................... 108
1000 h service plan .................................................. 109
3000 h service plan .................................................. 111
6000 h service plan .................................................. 114
9000 h Service plan .................................................. 117
Engine ............................................................ 120
Checking the engine oil level ........................................... 120
Change engine oil ................................................... 121
Changing the engine oil filter ............................................ 123
Fuel .............................................................. 124
Draining water from the fuel filter. ........................................ 126
Changing the fuel filter ................................................ 126
Clean the fuel tank ventilation hose ....................................... 127
Checking the coolant level ............................................. 128
Changing the coolant ................................................. 129
Checking the coolant concentration ...................................... 131
Cleaning the water cooler and hydraulic oil cooler, and checking them for leaks ...... 133
Checking the condition and secure positioning of the engine support and engine
mounting ........................................................ 134
Check condition of the ribbed vee belt ..................................... 135
Replacing ribbed V-belt ............................................... 136
Checking the condition and tension of toothed belt ............................ 137
Renew the toothed belt and idler pulley .................................... 139
Change the water pump ............................................... 139
Changing the air filter cartridge, checking the vacuum-operated switch ............ 139
Changing the air filter safety cartridge ..................................... 141
Check the dust discharge valve ......................................... 141
Changing the breather filter for the charge air pressure regulator ................. 142
Cleaning the prefilter (special equipment) .................................. 143
Cleaning the oil bath air filter (special equipment) ............................ 143
Change the oil in the oil bath air cleaner (Optional) ............................ 144
Operating Instructions – 394 807 10 01 EN – 07/2011 V

Table of contents
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Check suction and exhaust pipes for leaks ................................. 145
Regenerating the particle filter .......................................... 146
Regenerating the changing particle filter ................................... 149
Checking the particle filter system (special equipment) ........................ 151
Draining water from the water trap at the changing particle filter (special equip-
ment) ........................................................... 152
Cleaning the water trap at the changing particle filter (special equipment) ........... 152
Cleaning the pressure control device at the changing particle filter (special equip-
ment) ........................................................... 153
Gearbox .......................................................... 154
Axle clamps and wheel motors: checking the mountings ....................... 154
Checking and adjusting the side stops on the drive axle ........................ 154
Checking the drive axle bearings for wear .................................. 155
Checking the hydraulic pump’s mounting on the engine ........................ 155
Chassis, bodywork and fittings .......................................... 156
Cleaning the truck ................................................... 156
Bonnet ........................................................... 156
Floorplate ......................................................... 158
Maintaining the heating system and air conditioning (special equipment) ........... 159
Checking the condition and correct function of the seat belt ..................... 160
Check fastening for frame, tilt cylinders and steering axle ....................... 162
Checking and oiling other bearing points and joints ........................... 162
Topping up the washer system water tank (special equipment) .................. 163
Chassis frame ...................................................... 164
Changing a wheel ................................................... 164
Tighten the wheel nuts ................................................ 165
Check the tyres for damage and foreign objects .............................. 165
Checking the tyre pressure ............................................. 166
Checking the condition of the antistatic belt ................................. 167
Cleaning and greasing the steering axle ................................... 167
Checking the mountings of the steering cylinder and steering pivot pin ............. 168
Controls .......................................................... 169
Checking the parking brake for correct operation ............................. 169
Checking the pedals .................................................. 169
Checking the bellows at the actuating lever ................................. 170
Electrics .......................................................... 171
Check the condition and secure positioning of electric cables, cable connectors and
connections ...................................................... 171
Battery: Check condition, level and density of acid ............................ 171
Hydraulics ......................................................... 174
Change hydraulic oil .................................................. 174
VI Operating Instructions – 394 807 10 01 EN – 07/2011

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Hydraulic system: Check the oil level. ..................................... 175
Hydraulic system: changing the filter ...................................... 176
Check the bleeder valve on the hydraulic oil tank for correct operation ............. 179
Check the hydraulic system for leaks ..................................... 180
Check tilt cylinder bearings for wear ...................................... 180
Check the tension of double hoses ....................................... 181
Load lift system ..................................................... 182
Working on the lift mast and at the front of the truck ........................... 182
Cleaning and spraying the lift mast chain ................................... 185
Lift mast, lift mast chains, lift cylinder and end stops: Check mounting, condition and
function ......................................................... 186
Adjusting the lift mast chain ............................................ 186
Check the forks and fork quick-releases ................................... 188
Clean sideshift (special equipment) and grease, check fastening ................. 189
Checking the slide guides on the sideshift (special equipment) for wear ............ 190
Self-help .......................................................... 191
Opening the cover to the electrical system .................................. 191
Fuses for basic and special equipment .................................... 192
Main fuses in engine compartment ....................................... 192
Diagnostic connector ................................................. 193
Malfunctions during operation ........................................... 194
Malfunctions, Causes and Remedies (diesel engine) .......................... 196
Malfunctions, causes and remedies (hydraulic system) ........................ 199
Jump start ......................................................... 201
Towing ........................................................... 202
Shutting down ...................................................... 205
Shutting down the truck ............................................... 205
Disposal of old trucks ................................................. 206
Operating Instructions – 394 807 10 01 EN – 07/2011 VII

Table of contents
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6 Technical data
Type sheet H 40, as at 07/2011 .......................................... 208
Type sheet H 45, as at 07/2011 .......................................... 211
Type sheet H 50/500, as at 07/2011 ...................................... 214
Type sheet H 50/600, as at 07/2011 ...................................... 217
Type sheet H 40 elevated driver’s compartment, as at 07/2011 .................. 220
Type sheet H 45 elevated driver’s compartment, as at 07/2011 .................. 223
Type sheet H 50/500 elevated driver’s compartment, as at 07/2011 ............... 226
Type sheet H 40 container, as at 07/2011 .................................. 229
Type sheet H 45 container, as at 07/2011 .................................. 232
Type sheet H 50/500 container, as at 07/2011 ............................... 235
Type sheet H 50/600 container, as at 07/2011 ............................... 238
Truck configuration .................................................. 241
Tyre variants and rim sizes ............................................. 242
Load capacity diagrams and lift mast data as at 07/2011 ....................... 244
Additional capacity rating plate for attachments .............................. 247
Noise emission values ................................................ 248
Vibration characteristic values for bodily vibrations ........................... 249
Annex
7 Circuit diagrams
Wiring diagram ..................................................... 264
Basic equipment for diesel with pump injection engine — Sheet 01 ................ 264
Basic equipment for diesel with pump injection engine — sheet 02 ................ 266
Basic equipment for diesel with pump injection engine — sheet 03 ................ 268
Special equipment sheet 01 — working spotlight ............................. 270
Special equipment sheet 02 — Windscreen wipers, seat heater, seat with air suspen-
sion ............................................................ 272
Special equipment sheet 03 — Heating system, air conditioning, flashing/rotating
beacon, reversing signal, interior lighting/clipboard lighting ................... 274
Special equipment sheet 04 — hazard warning system for reverse travel, truck deacti-
vation, mast positioning ............................................. 276
Special equipment sheet 05 — particle filter, radio ............................ 278
Special equipment sheet 06 — Higher lighting, 12 V socket, diesel filter water trap
warning ......................................................... 280
VIII Operating Instructions – 394 807 10 01 EN – 07/2011

Table of contents
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Special equipment sheet 07 – Truck data management, LPG volume display ........ 282
Special equipment sheet 08 – LPG volume display for volumetric filling with shut-off
valve, changing particle filter, camera system ............................. 284
Special equipment sheet 09 — battery main switch with display unit power supply, rear
centre brake/tail light ............................................... 286
Special equipment sheet 10 — third auxiliary hydraulics with third joystick .......... 288
Special equipment sheet 11 — Lighting, direction indicator and hazard warning sys-
tem, brake light .................................................... 290
Special equipment sheet 12 — single lever for lifting/lowering, tilting, single auxiliary
hydraulics and double auxiliary hydraulics ................................ 292
Hydraulic circuit diagram .............................................. 294
Traction, working and steering hydraulics .................................. 294
Accumulator ....................................................... 296
Operating Instructions – 394 807 10 01 EN – 07/2011 IX

1
Introduction
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These original factory manuals for Linde Forklift Trucks are essential resources for both professional mechanics and DIY enthusiasts. The manuals contain high-quality images, circuit diagrams, and detailed instructions to assist in the operation and repair of H-Series Type 394 forklift trucks.
- Covered models:
- H40D
- H45D
- H50D
- Format: 307 Pages
- Language: English
The manuals provide comprehensive information, including:
- Introduction, covering proper use, technical description, and legal requirements for marketing
- Safety guidelines, stability, and handling consumables
- Overview of identification plates, operating devices, and display unit
- Operation instructions, service plan, and standard equipment details
- Maintenance procedures, including engine, fuel, coolant, gearbox, chassis, and electrics
- Technical data, load capacity diagrams, noise emission values, and circuit diagrams
These manuals are invaluable for maintaining and repairing Linde Diesel Forklift Truck H-Series Type 394, ensuring optimal performance and safety.