Wacker Neuson 901S901SP Compact loaders Service Manual – PDF DOWNLOAD
FILE DETAILS:
Wacker Neuson 901S901SP Compact loaders Service Manual – PDF DOWNLOAD
Language : English
Pages : 234
Downloadable : Yes
File Type : PDF
Size: 18.7 MB
IMAGES PREVIEW OF THE MANUAL:
VIDEO PREVIEW OF THE MANUAL:
DESCRIPTION:
Wacker Neuson 901S901SP Compact loaders Service Manual – PDF DOWNLOAD
Machine models 901s/sp
Edition 1.1
Language en
Article number 1000188511
Operation:
1.1 Notices on this service manual:
This service manual contains important information on how to service your machine safely,
correctly and economically. Therefore, it aims not only at new operators, but it also serves
as a reference for experienced ones. Your knowledge and skills will help to avoid
dangerous situations and reduce repair costs and downtimes, and will increase the
reliability and the service life of the machine.
Careful and prudent working is the best way to avoid accidents!
Operational safety and readiness of the machine do not only depend on your skill, but also
on maintenance and servicing of the machine.
Insist on using original spare parts when performing maintenance and repair work. This
ensures operational safety and readiness of your machine, and maintains its value.
Your Wacker Neuson After-Sales Service will be pleased to answer any further questions
regarding the machine or the service manual.
TABLE OF CONTENTS:
Wacker Neuson 901S901SP Compact loaders Service Manual – PDF DOWNLOAD
Operation
Notices on this service manual 1-2
Identification of warnings and dangers 1-3
Designated use and exemption from liability 1-4
Type labels and component numbers 1-5
Machine overview 1-7
Cab overview 1-8
Cab (legend) 1-9
Instrument panel overview 1-10
Instrument panel (legend) 1-11
Maintenance accesses 1-12
Engine compartment: overview 1-13
Radiator cover overview 1-14
Chassis overview 1-15
Raising or lowering the cab 1-16
Towing the machine 1-18
Towing the loader 1-18
Towing 1-18
Specifications
Chassis 2-2
Engine 2-2
Fuel injection pump 2-3
Capacity 2-3
Tightening torque 2-3
Travelling drive 2-4
Brakes 2-4
Work hydraulics 2-5
Pilot control 2-5
Additional Power Flow control circuit (sp) 2-5
Electric units 2-6
Fuse box behind the seat on the left 2-6
Main fuse box with relays 2-6
Relay box at rear left of cab 2-7
Tyres 2-7
Noise levels 2-7
Vibration 2-8
Coolant compound table 2-8
Dimensions 2-9
Model-specific tightening torques 2-10
General tightening torques 2-10
Tightening torques for hydraulic screw connections (dry assembly) 2-10
Tightening torques for high-resistance screw connections 2-12
Maintenance
Fluids and lubricants 3-2
Additional oil change and filter replacement (hydraulic system) 3-3
Maintenance label 3-4
Explanation of symbols on the maintenance label 3-4
Maintenance plan (overview) 3-6
Introduction 3-10
Fuel system 3-11
Specific safety instructions 3-11
Refuelling 3-11
Stationary fuel pumps 3-12
Diesel fuel specification 3-12
Table of contents
I-2 SHB 901s/sp en – Edition 1 1 * Sh901en1_0IVZ fm
Table of contents
Bleeding the fuel system 3-12
Emptying the fuel tank 3-13
Fuel filter with water separator 3-13
Replacing the fuel filter 3-13
Changing the fuel prefilter (from serial no DC01288) 3-14
Engine lubrication system 3-15
Checking the oil level 3-15
Adding engine oil 3-16
Changing engine oil 3-17
Replacing the engine oil filter cartridge 3-17
Cooling system 3-19
Specific safety instructions 3-19
Checking the coolant level/adding coolant 3-20
Draining coolant 3-21
Air filter 3-22
Replacing the filter 3-23
Functional check once a week of the dust valve 3-24
V-belts 3-25
Checking V-belt tension 3-25
Retightening V-belts 3-26
Checking the V-belt of the air conditioning system (option) 3-27
Tightening the V-belt of the air conditioning system (option) 3-27
Pressure check 3-28
General 3-28
Standard micro ports 3-28
Variable displacement pump measuring points 3-29
Preparatory work 3-31
Main pressure check (P1 & P2) 3-31
Boost pressure check of pump and pilot control pressure check of work hydraulics
3-32
Work hydraulics pressure check 3-33
Checking the pilot control pressure of the drive hydraulics 3-34
Checking the parking brake release pressure 3-34
Checking the speed-sensitive control pressure 3-35
Checking the pressure of the 3rd control circuit (Power Flow option 901sp) 3-35
Test report 901s 3-36
Test report 901sp 3-38
Hydraulic system 3-40
Specific safety instructions 3-40
Checking the hydraulic oil level 3-41
Bleeding the hydraulic pump 3-42
Adding hydraulic oil 3-42
After changing the hydraulic oil 3-44
Changing hydraulic oil 3-44
Monitoring the hydraulic oil return filter 3-45
Replacing the return filter 3-45
Checking hydraulic pressure lines 3-46
Travel gear maintenance 3-47
Checking the drive track oil 3-48
Check the oil level 3-48
Checking drive track tension 3-49
Checking track tension 3-49
Tyres 3-50
Raising and jacking up the machine 3-50
Fitting the wheels 3-51
Airboss tyres (option) 3-51
Lubrication work 3-52
SHB 901s/sp en – Edition 1 1 * Sh901en1_0IVZ fm I-3
Table of contents
Loader unit 3-52
Lubrication points on the bucket 3-52
Maintenance of attachments 3-52
Electrical system 3-53
Specific safety instructions 3-53
Service and maintenance work at regular intervals 3-53
Instructions concerning specific components 3-54
Alternator 3-54
Battery 3-55
Jump-starting the engine 3-55
General maintenance work 3-56
Cleaning 3-56
General instructions for all areas of the machine 3-56
Inside the cab 3-57
Under the cab 3-57
Exterior of the machine 3-57
Engine compartment 3-57
Rear window 3-58
Screw connections and attachments 3-58
Pivots and hinges 3-58
Maintenance of attachments 3-58
Maintenance strut of loader unit 3-59
Engine
Engine D2011 L04W (901s) 4-2
TD2011 L04W (901 sp) 4-4
Fuel system 4-6
Fuel system from serial no DC01288 4-8
Checking and adjusting valve clearance 4-9
Checking and adjusting the fuel injectors 4-10
Replacing the injection pump/setting fuel injection time 4-12
Fuel prefilter (from serial Nr DC01288) 4-16
Adjusting engine speed 4-16
Compression pressure 4-17
Removing/installing the cylinder head 4-18
Sealing the breather valve 4-21
Sealing the intake/exhaust manifold 4-21
Oil pressure switch 4-21
Switching off minus compensation 4-22
Exhaust gas turbocharger (901 sp) 4-23
Engine trouble 4-24
Hydraulic system
Rexroth AA20 VG45 hydraulic pump 5-2
Pump unit: exploded view 5-4
Pump distribution 5-5
Main valve block 5-6
Ports 5-6
Legend 5-6
Main valve block diagram 5-7
Hydraulic control 5-8
Control lever 5-8
Float position 5-8
Joystick (left) 5-9
Joystick (right) 5-12
Auxiliary hydraulics control 5-15
Function 5-15
I-4 SHB 901s/sp en – Edition 1 1 * Sh901en1_0IVZ fm
Table of contents
Adjustment 5-15
Travelling drive 5-16
Function 5-16
Drive (exploded view) 5-16
Travelling drive layout 5-20
Valves 5-21
Auxiliary hydraulics pilot valve 5-21
Distributing block with brake (brake valve) 5-22
3/2 directional valve 5-22
Single parallel bucket lift (switched for upward movement) 5-23
Breather filter 5-26
Auxiliary hydraulics connections 5-26
Quickhitch system 5-27
Emergency lowering 5-27
Troubleshooting in the hydraulic system 5-27
Hydraulics diagram ISO standard (901s) 5-28
Hydraulics diagram – legend (901s) 5-29
Hydraulics diagram ISO standard (901sp) 5-30
Hydraulics diagram – legend (901sp) 5-31
Hydraulics diagram H controls with options (901s) 5-32
Hydraulics diagram H controls with options (901s): legend 5-33
Hydraulics diagram H controls with options (901sp) 5-34
Hydraulics diagram H controls with options (901sp): legend 5-35
Hydraulics diagram ISO standard (901s) 5-37
Hydraulics diagram ISO standard (901sp) 5-38
Hydraulics diagram H controls with options (901s) 5-39
Hydraulics diagram H controls with options (901sp) 5-40
Hydraulics diagram ISO controls with options (901s) 5-41
Hydraulics diagram ISO controls with options (901sp) 5-42
Electrical system
Ohm’s Law (current, voltage, resistance); power 6-2
Measuring equipment, measuring methods 6-2
Cable colour coding 6-4
Relays 6-4
Use, mode of function 6-4
Electric units 6-5
Fuse box behind the seat on the left 6-5
Main fuse box with relays 6-5
Relay box at rear left of cab 6-6
Instrument panel overview 6-7
Switches: overview 6-8
Alternator 6-9
Starter 6-9
Wiring diagram from serial no DC00816 (legend) 6-11
Wiring diagram (1) from serial no DC00816 6-12
901s engine – chassis wiring harness 1000169726 (legend) 6-14
901s engine – chassis wiring harness 1000169726 6-15
901sp engine – chassis wiring harness 1000175467 (option) 6-16
901s cab wiring harness 1000169725 (legend) 6-17
901s cab wiring harness 1000169725 6-18
901sp cab (option) wiring harness 1000175466 (legend) 6-19
901sp cab wiring harness 1000175466 (option) 6-20
Front lights wiring harness and legend 1000169728 6-21
Wiring harnesses 1000175462: StVO Austrian road traffic regulations + 1000175463:
cab StVO Austrian road traffic regulations (legends) 6-22
Wiring harnesses 1000175462: StVO Austrian road traffic regulations and
1000175463: cab 6-23
Wiring harness 1000171481: attachment control (option) 6-24
Cab door (option) legend and wiring harness 1000175468 6-25
Rear cab (option) legend and wiring harness 1000175464 6-26
Wiring diagram from serial no DC00816 (legend) 6-28
Wiring diagram (1) from serial no DC00816 6-29
Wiring diagram (2) from serial no DC00816 6-30
901s engine – chassis wiring harness 1000169726 (legend) 6-31
901s engine – chassis wiring harness 1000169726 6-32
901sp engine – chassis wiring harness 1000175467 (option) 6-33
901s cab wiring harness 1000169725 (legend) 6-34
901s cab wiring harness 1000169725 6-35
901sp cab (option) wiring harness 1000169725 (legend) 6-36
901sp cab wiring harness 1000175466 (option) 6-37
Front lights wiring harness and legend 1000169728 6-38
Wiring harnesses 1000175462: StVO Austrian road traffic regulations + 1000175463:
cab StVO Austrian road traffic regulations (legends) 6-39
Wiring harnesses 1000175462: StVO Austrian road traffic regulations and
1000175463: cab 6-40
Attachment control (option) wiring harness 1000171481 6-41
Cab door (option) legend and wiring harness 1000175468 6-42
Rear cab (option) legend and wiring harness 1000175464 6-43
Options
Rear working lights 7-2
Wiring harness 7-2
Connections 7-2
BP – Biohyd SE 46 7-3
Properties 7-3
Biodegradable oil Panolin 7-3
Properties 7-3
Rearview mirror package 7-3
Extra weight 7-3
Drive interlock (antitheft protection) 7-4
Disabling the drive interlock 7-4
Enabling the drive interlock 7-4
Programming 7-4
Rotating beacon 7-6
Wiring harness 7-6
I-6 SHB 901s/sp en – Edition 1 1 * Sh901en1_0IVZ fm
Table of contents
Connections 7-6
Crane-handling bracket 7-7
Dual parallel bucket lift (switched on for up and down movements) 7-8
8/2 directional valve – H controls (work hydraulics lock) 7-10
Hydraulic quickhitch system (HQS) option 7-10
Power Flow valve (901 sp) 7-11
Power Flow ports 7-11
Speed Control valve (901 sp) 7-12
Load stabilizer valve 7-15
Backup warning system 7-17
Function 7-17
Position 7-17
Side window 7-18
Fixture: 7-18
Road travel certification 7-19
Attachment controls 7-20
Airboss tyres 7-20
Fixture: 7-20
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]
S.V