Mack MP8 - User Manual

BODY BUILDER INSTRUCTIONS
Mack Trucks
Body Builder; Engine, MP7, MP8, and MP10
CHU, CXU, GU, TD, MRU, LR
Section 2
Introduction
This information provides details for the MP7, MP8, and MP10 engines for MACK
vehicles.
Note: We have attempted to cover as much information as possible. However, this
information does not cover all the unique variations that a vehicle chassis may present.
Note that illustrations are typical but may not reflect all the variations of assembly.
All data provided is based on information that was current at time of release. However,
this information is subject to change without notice .
Please note that no part of this information may be reproduced, stored, or transmitted by
any means without the express written permission of MACK Trucks, Inc.
Contents:
• “Fuel and Oil”, page 2
• “Engine Overview”, page 3
• “Exhaust Aftertreatment System”, page 10
• “Heated Dump Bodies ”, page 25
• “Exhaust Back Pressure for US2010 and GHG2017 Engines”, page 26
• “MR/LR Exhaust Aftertreatment System Regeneration”, page 27
• “Dash Overview”, page 29
• “In-Transit Heat Cooling System ”, page 37
• “Fittings, Fuel Line, Replacement”, page 41
Mack Body Builder Instructions CHU, CXU, GU, TD, MRU, LR
USA139046859 Date 5.2017 Page 1 (43)
All Rights Reserved

Mack MP8 Specifications

General

Engine Type	Diesel
Configuration	Inline 6-cylinder
Displacement	13 liters
Emission Standard	EPA
Aspiration	Turbocharged
Fuel System	High Pressure Common Rail
Aftertreatment	SCR (Selective Catalytic Reduction)
Horsepower	405-505 HP
Torque	1660-1860 lb-ft

Summary

Introduction

Fuel and Oil

Engine Overview

Engine Overview, MP7 and MP8 Left Side View

Detailed view of the left side of MP7 and MP8 engines.

Engine Overview, MP7 and MP8 Right Side View

Detailed view of the right side of MP7 and MP8 engines.

Engine Overview, MP10 Left Side View

Detailed view of the left side of MP10 engine.

Engine Overview, MP10 Right Side View

Detailed view of the right side of MP10 engine.

Engine Shutdown System

Engine Clearance

Exhaust Aftertreatment System

Extended Idling and Aftertreatment System Conditioning

Guidelines for extended idling and maintaining the aftertreatment system.

Exhaust Aftertreatment System Components and Selective Catalytic Reduction (SCR)

Details components of the SCR system and its operation.

SCR Surface Temperatures

Surface temperatures for SCR components under various conditions.

Safety Information

Diesel Exhaust Fluid (DEF)

Diesel Exhaust Fluid (DEF) Handling

Guidelines for safe handling and precautions for DEF.

Aftertreatment Diesel Particulate Filter (DPF)

DPF Requirements

Back pressure requirements for US2010 and GHG2017 engines.

MR;LR Exhaust Aftertreatment System Regeneration

Procedure for regenerating the DPF system on MR/LR models.

On Board Diagnostics (OBD)

Dash Overview

LR Dash Overview

Overview of the driver's dashboard for LR models.

MRU Dash Overview

Overview of the driver's dashboard for MRU models.

Instrument Cluster Icons

Malfunction Indicator Lamp (MIL)

Aftertreatment Diesel Exhaust Fluid (DEF) Tank Level - Driver Warning & Inducement

Warnings and inducements related to DEF tank level.

Aftertreatment Diesel Exhaust Fluid (DEF) Quality - Driver Warning & Inducement

Warnings and inducements for DEF quality issues.

Misfilling Diesel or Aftertreatment Diesel Exhaust Fluid (DEF) Tanks

Selective Catalytic Reduction (SCR) Tampering - Driver Warning & Inducement

In-Transit Heat Cooling System

Available Fittings for Specific Applications

Specific fittings for in-transit heat cooling system applications.

DEF Components and Piping

DEF Precautions

Precautions when handling DEF components and piping.

Fittings, Fuel Line, Replacement