Webasto Thermo Top E Bedienerhandbuch

Water Heater

Installation documentation

Ident. No.: 1313385D_EN Fee Euro 10.00 © Webasto AG

Renault Laguna / - Grandtour / - GT / - Coupe

(international)

Diesel

from model year 2008

Left-hand drive vehicle

Automatic air-conditioning

Feel the drive

WARNING!

Hazard warning:

Incorrect installation or repair of Webasto heating systems may cause a fire or result in the

emission of carbon monoxide, which can be fatal. Serious or fatal injuries can be caused as

a result.

Specialist company training, technical documentation, specialised tools and equipment are

required to install and repair Webasto heating and cooling systems.

Only original Webasto parts must be used. For this, also see the catalog of air and water heat-

er accessories from Webasto.

NEVER attempt to install or repair Webasto heating or cooling systems if you have not

successfully completed the company training and thereby acquired the required tech-

nical skills, or if you do not have access to the required technical documentation, tools

and equipment needed to carry out correct installation and repairs.

ALWAYS follow all Webasto installation and repair instructions and observe all warnings.

The initial startup is to be executed with the Webasto Thermo Test Diagnosis.

Webasto does not accept any liability for defects and damage that are attributable to installa-

tion by untrained staff.

Thermo Top E Parking Heater

00 0003

Thermo Top C Parking Heater

00 0002

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 2

Table of Contents

Validity

Vehicle and engine types, equipment variants and national specifications not listed in this installation

documentationhavenot beentested. However,installationaccordingtothis installationdocumentation

may be possible.

The installation location of the digital timer should be confirmed with the end customer before installa-

tion.

Manufacturer Model Type EG-BE No./ABE

Renault Laguna T e2 * 2001 / 116 * 0363 * ...

Engine type Engine model Output in kW Displacement in cm³

M9R Diesel 110 1995

M9R Diesel 131 1995

M9R Diesel 127 1995

Validity 2

Heater/Installation Kit 3

Foreword 3

General Instructions 3

Special Tools 3

Explanatory Notes on Document 4

Preliminary Work 5

Heater installation location 5

Preparing electrical system 6

Electrical system 7

Fan controller 8

Remote option Telestart 12

Preparing heater 13

Preparing installation location 13

Installing heater 15

Coolant circuit up to Model 2010 16

Coolant circuit from Model 2011 20

Combustion air 23

Fuel 24

Exhaust gas 27

Final Work 29

Operating Instructions for End Customer 30

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 3

Heater/Installation Kit

Heater recommended for the respective vehicle class:

The selection of the heater is based on the passenger compartment size of the vehicle and the level of

comfort required by the customer.

Foreword

This installation documentation applies to the Renault Laguna / - Grandtour / - GT / - Coupe Diesel

vehicles - for validity, see page 2 - from model year 2008 and later, assuming technical modifications

to the vehicle do not affect installation, any liability claims excluded. Depending on the vehicle version

and equipment, modifications may be necessary during installation with respect to this installation doc-

umentation.

However, the stipulations in this "installation documentation", "operating instructions" and the "installa-

tion instructions" for the Thermo Top C/E must always be observed.

The corresponding rules of technology and any information from the vehicle manufacturer should be

observed during the installation work.

General Instructions

Installation should be carried out according to the general, standard rules of technology. Unless spec-

ified otherwise, fasten hoses, lines and wiring harnesses to original vehicle lines and wiring harnesses

using cable ties.

Sharp edges should be fitted with rub protection (cut-open fuel hose).

Spray unfinished body areas, e.g. drilled holes, with anti-corrosion wax (Tectyl 100K, Order No. 111329).

When installing an IPCU, check or adjust the corresponding settings before installation.

Special Tools

- Torque wrench for 2.0 - 10 Nm

- Hose clamping pliers

- PC Diagnostics (Thermotest)

Quantity Description Order No.:

1 Retail accessories with desired heater control See price list

1 Installation kit for Renault Laguna / - Grandtour / - GT / - Cou-

pe Diesel international 1313384C

Vehicle Heater

Compact car Thermo Top E

Mid-size car, estate car Thermo Top C

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 4

Special features are highlighted using the following symbols:

The arrow in the vehicle icon indicates the position on

the vehicle and the viewing angle.

Specific risk of injury or fatal accidents.

Specific risk of damage to components.

Specific risk of fire or explosion.

Referenceto generalinstallationinstructions ofWebas-

tocomponentsortothemanufacturer'svehicle-specific

documents.

Reference to a special technical feature.

All dimensions are in mm!

Tightening torque of hose clamps = 2.0 + 0.5 Nm!

Tightening torque of Ejot screws, Ejot studs = 10 Nm!

Mechanical system

Electrical system

Coolant circuit

Fuel

Exhaust gas

Combustion air

Explanatory Notes on Document

To provide you with a quick overview of the individual working steps, you will find an identification mark

on the outside top right corner of the page in question.

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 5

Preliminary Work

WARNING!

- Open the fuel tank cap and vent the fuel tank.

- Close the fuel tank cap again.

- Disconnect the battery.

-Depressurisethe cooling system.

- Copy the factory number from the original type label to the duplicate type label.

- Remove years that do not apply from the duplicate label.

- Attach the duplicate label (type label) in the appropriate place.

- Remove the engine cover.

- Detach and remove the right and left-hand wheel well trim.

- Remove the left front wheel.

- Remove the bumper.

- Remove the washer reservoir.

- Remove the underride protection.

- Remove the glove compartment.

- Remove the A-pillar trim in the driver's side footwell.

- Remove the lower instrument panel trim on the driver's side.

- Detach the fuse and relay carrier in the passenger compartment.

Remove page 30 "Operating Instructions for End Customer" and add to the vehicle operating instruc-

tions.

Heater installation location

1Heater

Installa-

tion loca-

tion

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 6

Preparing electrical system

Cutting

black (sw)

wire to

length

Preparing

wires

Note:

For differences between the versions de-

pendingonthe designof theR328connector,

see wiring diagram.

IPCU from Model 2011 is pre-programmed

in the kit.

Duty cycle: 70%

Frequency: 100Hz

Voltage: 11V

Function: Low-side

IPCU up to Model 2010 must be repro-

grammed.

Duty cycle: 46%

Frequency: 100Hz

Voltage: 10V

Function: Low-side

Connectwires toIPCU. IPCUview oncontact

side! Pull wire section 2, 3 and 4into protec-

tive sleeving provided.

Premount-

ing IPCU

300

3rt

0,75²

1700

2000

2sw

0,75²

2000

4br

0,75²

500

gn/ws

0,75²

2000

2sw

0,75²

2000

4br

0,75²

500

gn/ws

0,75²

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 7

Electrical system

Wiring harness routing

1Wiring harness of heater and metering pump

Digital timer

1Digital timer

Wiring har-

ness rout-

ing

diagram

Fuse holder, K3 relay

1K3 relay

2Angle bracket

3Original vehicle stud bolt, flanged nut

4M5x16 bolt, retaining plate for fuse holder,

washers, flanged nut

Wiring harness pass through

1Wiring harness of digital timer

2Wiring harness of fan controller

3Protective rubber plug

Do not install the metering

pump wiring harness until later

together with fuel pipe along

the original vehicle fuel lines in

the corrugated tube on the un-

derbody

1 32

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 8

Fan controller

Wiring dia-

gram up to

Model 2010

Webasto components Vehicle components Colours and symbols

Legend

HG Heater TT-C/E 1156 Fan motor rt red

X1 6-pin heater connector R328 6-pin connector ws white

F3 25A fuse 1023 Fan controller sw black

K3 Fan relay 419 A/C control unit ro pink

IPCU Pulse width modulator F58 40A fuse gn green

ge yellow

IPCU adjustment values:

Duty cycle: 46%

Frequency: 100Hz

Voltage: 10V XCutting point

Function: Low-side Wiring colours may vary.

Webasto

Renault

85 30

87a87

X1 4

R328 4 1 3 6

F58

2 1

1023

2 3 1

85 86

IPCU

1156

2 1

419

5 4 15

4²

0,75²

3²

gn/ws

0,75²

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 9

Wiring dia-

gram from

Model 2011

Webasto components Vehicle components Colours and symbols

Legend

HG Heater TT-C/E 1156 Fan motor rt red

X1 6-pin heater connector R328 6-pin connector ws white

F3 25A fuse 1023 Fan controller sw black

K3 Fan relay 419 A/C control unit ro pink

IPCU Pulse width modulator F58 40A fuse gn green

ge yellow

IPCU adjustment values:

Duty cycle: 70%

Frequency: 100Hz

Voltage: 11V XCutting point

Function: Low-side Wiring colours may vary.

Webasto

Renault

85 30

87a87

X1 4

R328 4 1 3 6

F58

2 1

1023

2 3 1

85 86

IPCU

1156

2 1

419

5 4 14

4²

0,75²

0,5²

0,75²

3²

gn/ws

0,75²

0,5² ro

0,75²

Renault Laguna / - Grandtour / - GT / - Coupe

1313385D_EN 10

Central electrical box with fuse F58 (rear view)

Central

electrical

box

BPT5

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