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Manifold Escape

This document provides detailed instructions for the removal and installation of the exhaust manifold on the 420E Backhoe Loader powered by a 3054C engine. It includes step-by-step procedures, required tools, and important notes to ensure proper installation to avoid damage. The document is part of a technical guide published by Caterpillar for maintenance purposes.

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julianmatabajoy
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20 views3 pages

Manifold Escape

This document provides detailed instructions for the removal and installation of the exhaust manifold on the 420E Backhoe Loader powered by a 3054C engine. It includes step-by-step procedures, required tools, and important notes to ensure proper installation to avoid damage. The document is part of a technical guide published by Caterpillar for maintenance purposes.

Uploaded by

julianmatabajoy
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 3

420E Backhoe Loader Single Tilt Center Pivot HLS00001-UP (MACHINE) POWER...

Page 1 of 3

Cerrar SIS

Pantalla anterior

Producto: BACKHOE LOADER


Modelo: 420E BACKHOE LOADER HLS01616
Configuración: 420E Backhoe Loader Single Tilt Center Pivot HLS00001-UP (MACHINE) POWERED BY 3054C Engine

Desarmado y Armado
3054E Engine for Caterpillar Built Machines
Número de medio -RENR2411-03 Fecha de publicación -01/05/2017 Fecha de actualización -03/05/2017

i02291817

Exhaust Manifold - Remove and Install


SMCS - 1059-010

Removal Procedure
Start By:

a. Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove".

Illustration 1 g00951398

1. Remove the setscrews (1) in reverse numerical order. Refer to Illustration 1 . This will help
prevent distortion of the exhaust manifold.

2. Remove the exhaust manifold from the cylinder head and the exhaust manifold gasket.
Discard the exhaust manifold gasket.

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420E Backhoe Loader Single Tilt Center Pivot HLS00001-UP (MACHINE) POWER... Page 2 of 3

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
Guide Bolt
A - 2
(M10 X 1.5 by 100 mm)

Note: Improper installation of the exhaust manifold can result in a cracked exhaust manifold. The
setscrews that secure the exhaust manifold must be tightened in the correct sequence and to the
correct torque.

Illustration 2 g00951297

1. Install Tooling (A) in the cylinder head in Hole (X).

Note: Do not use any sealant on the exhaust manifold gaskets.

2. Position a new exhaust manifold gasket on the Tooling (A) in the cylinder head. Position the
exhaust manifold on the Tooling (A). Install the setscrews (1) finger tight in order to secure
the exhaust manifold to the cylinder head.

3. Remove the Tooling (A). Install the remaining setscrews (1) and tighten the setscrews
evenly to a torque of 33 N·m (24 lb ft). Tighten the setscrews in the sequence that is shown
in Illustration 2.

End By:

a. Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".

Thu Mar 13 13:08:30 EST 2025

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420E Backhoe Loader Single Tilt Center Pivot HLS00001-UP (MACHINE) POWER... Page 3 of 3

Copyright 1993 - 2025 Caterpillar Inc.


Todos los derechos reservados.
Red privada para licenciados del SIS.

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