Copyright © 2012 CNH Italia S.p.A.
All rights reserved.
Printed in E.C.
Issued March, 2012
CNH Italia S.p.A.
Via Plava, 80
10135 Torino
Italia
84581916A
521F Wheel Loader
Repair Manual
84581916A
Table of Contents
Description Section No.
General Tab 1
Section Index - General
Standard Torque Specifications 1001
Fluids and Lubricants 1002
Metric Conversion Chart 1003
Engines Tab 2
Section Index - Engines
Engine and Radiator Removal and Installation 2000
Stall Tests 2002
After Cooler 2003
SCR System Sensors 2020
SCR Catalyst 2030
Engine Intake Temperature/Humidity Sensor 2040
DEF/ADBLUE Heater Control Valve 2050
DEF/ADBLUE DNOx Supply Module 2060
DEF/ADBLUE Dosing Injector 2070
DEF/ADBLUE Supply Tank 2080
DEF/ADBLUE Supply Tank Level and Temperature Sensor/Pick-up and Heater 2090
DEF/ADBLUE Supply Filters 2100
For Engine Repair, See the Engine Service Manual 84392428
Fuel System Tab 3
Section Index - Fuel System
For Fuel System Repair, See the Engine Service Manual 84392428
Electrical Tab 4
Section Index - Electrical
Removal and Installation of Starter and Alternator 4001
Electrical Specifications and Troubleshooting - Electrical Schematic 4002
Batteries 4003
Instrument Cluster 4005
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