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DSC SYSTE M S.NL
INSTA LLATI ON MANUAL
L.D84.C.M
CITROËN C25 (1984-1993)
X280/X290
FIAT DUCATO (1984-1993)
X280/X290
PEUGEOT J5 (1984-1993)
X280/X290

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Summary of Contents for Dunlop L.D84.C.M

  • Page 1 INSTA LLATI ON MANUAL L.D84.C.M CITROËN C25 (1984-1993) X280/X290 FIAT DUCATO (1984-1993) X280/X290 PEUGEOT J5 (1984-1993) X280/X290 DSC SYSTE M S.NL...
  • Page 2 2 | INSTALLATION MANUAL | AUXILIARY AIR SUSPENSION | X280/X290: CITROËN C25, FIAT DUCATO, PEUGEOT J5 (1984-1993) JULY 2021...
  • Page 3: Table Of Contents

    Contents Foreword Introduction Very important notes Overview Instructions for installation Recommended Tightening Torque Preparation Bump Stop Removal and Fitting of Upper Bracket Fitting of Lower Bracket Fitting of Air Bellow Fitting of Inflator Console Tube Connection and Disconnection, Cutting and Routing Bellow Inflation Spring Alignment 5.10 IMPORTANT! Load Sensing Valve (LSV) Adjustment...
  • Page 4: Foreword

    1 Foreword This manual provides instructions for the installation of an auxiliary air suspension kit, developed specifically for the Citroën Jumper/Relay X280/X290 (C25), Fiat Ducato X280/X290 and Peugeot Boxer X280/ X290 (J5) (1984-1993). To ensure correct installation of the kit, it is strongly recommended that these instructions are read thoroughly before commencing any installation work.
  • Page 5: Introduction

    2 Introduction THANK YOU FOR CHOOSING AN AUXILIARY AIR SUSPENSION KIT FROM THE RANGE OFFERED BY DSC NEDERLAND. AUXILIARY AIR SUSPENSION IS FITTED IN TANDEM WITH THE STANDARD STEEL SPRINGS OF THE VEHICLE SUSPENSION, AND PROVIDES ENHANCEMENTS IN TERMS OF BOTH THE STABILITY OF THE VEHICLE AND THE COMFORT OF THE PASSENGER.
  • Page 6: Very Important Notes

    3 Very important notes IMPORTANT: Gross Vehicle Weight (GVW) Air assist kits are not in themselves designed to increase the gross vehicle weight (GVW) rating of a vehicle. They do not legally allow for carriage of a load greater than the carrying capacity stated on the data plate of the vehicle.
  • Page 7: Overview

    4 Overview THE COMPLETE BELLOW AND BRACKET ASSEMBLY ARE SHOWN OF THE LEFT SIDE BY THE DIAGRAM BELOW. NUMBER PART NUMBER DESCRIPTION QUANTITY NOT IN THE ASSEM BLY 10.04.00.1.01 Upper bracket left DRAWI NG 10.04.00.1.02 Upper bracket right • *The right side 10.04.00.1.01.03 adjustible bracket •...
  • Page 8: Instructions For Installation

    5 Instructions for installation IMPORTANT: Preparation and Precaution Before beginning installation, ensure that you have sufficient clearance between the axle and the chassis. Use a jack if necessary. Install at one side of the vehicle at a time. Pay attention to your safety at all times during installation - always use axle stands to support the vehicle! The position of the axle stands should be under the chassis NOT under the axle! 5 .1 R ECOM M E N DED T IG HT E NING TO RQ UE...
  • Page 9: Bump Stop Removal And Fitting Of Upper Bracket

    5 . 3 BU M P STO P R EMOVAL AND FIT T ING O F UPP ER BRAC KET Remove the bump stop by prizing it away from its mount— Figures 1 and 2. One of the two holes vacated by removal of the bump stop will be used for attachment of the upper bracket.
  • Page 10: Fitting Of Inflator Console

    5 . 6 F I T TI N G O F IN FLATO R CON SO LE Your kit is supplied with one of these inflator options: OP T IO N VALV ES Two valves and a small bracket OP T IO N MANO Two valves and two independent 10-bar pressure gauges ( W I TH O U T CO N SO LE)
  • Page 11 Mount the console in a position of your choice whereby it is firmly fixed, has some protection from the environment (particularly important for the console with gauges) and is easily accessible. Suggested possible locations include. ‘STA N DA RD ’ CO NS O LE •...
  • Page 12: Tube Connection And Disconnection, Cutting And Routing

    5 . 7 TU B E CO N NECT IO N AND DIS CO N NEC TIO N, C UTTI NG AND ROU TING CO N N EC T I O N AND DIS CO NNECT IO N Tubes are connected as shown by the diagrams below: A.
  • Page 13: Bellow Inflation

    RO U TI N G Study the underside of the vehicle and decide how to route each branch of the air circuit. • To minimise the risk of chafing, avoid running tubing over metal edges as much as possible • Avoid close proximity to heat sources such as the exhaust assembly •...
  • Page 14: Spring Alignment

    5 .9 S PR I N G ALI GN MEN T With the vehicle standing at the desired ride height, ensure that the springs are correctly aligned as illustrated above and then tighten the bolts to secure the bellow to both the upper and the lower mounting brackets.
  • Page 15: Check List

    5 .1 2 C H EC K LI ST Before driving the vehicle following completion of installation of the auxiliary air suspension system, please check: All bolts tightened to the recommended torque (Page 8)? Air springs set in alignment (Section 5.9)? Enough free space around the air springs to avoid wearing? All metal parts wax coated (Section 5.11)? Manufacturer’s declaration form completed and a copy returned?
  • Page 16: Installation Pictures

    6 INSTALLATION PICTURES 16 | INSTALLATION MANUAL | AUXILIARY AIR SUSPENSION | X280/X290: CITROËN C25, FIAT DUCATO, PEUGEOT J5 (1984-1993) JULY 2021...
  • Page 17 17 | INSTALLATION MANUAL | AUXILIARY AIR SUSPENSION | X280/X290: CITROËN C25, FIAT DUCATO, PEUGEOT J5 (1984-1993) JULY 2021...
  • Page 18 18 | INSTALLATION MANUAL | AUXILIARY AIR SUSPENSION | X280/X290: CITROËN C25, FIAT DUCATO, PEUGEOT J5 (1984-1993) JULY 2021...
  • Page 19 Spring out of alignment Spring in alignment mounting plate axes mounting plates parallel offset and coaxial CAUTION! - Before fully tightening the bolts that secure the air spring to the upper and lower brackets, set the vehicle at ride height (spring height approximately 13..14 cm) and ensure that the springs are correctly aligned.
  • Page 20 20 | INSTALLATION MANUAL | AUXILIARY AIR SUSPENSION | X280/X290: CITROËN C25, FIAT DUCATO, PEUGEOT J5 (1984-1993) JULY 2021...
  • Page 21: Epilogue

    7 EPILOGUE DSC Nederland hopes that you enjoy the benefits that your DUNLOP air suspension system will provide for you. To ensure optimal performance, we advise that you have your system checked frequently by qualified personnel. As recommended in the fitting instructions, it is important to coat all the steel parts with a protective substance such as body wax.
  • Page 22 DSC Nederland B.V. Het Wegdam 22 7496 CA Hengevelde Nederland +31 (0)547 333 065 +31 (0)547 333 068 DUNLOP and the Flying D device are trademarks of Sumitomo Rubber Group and are used under info@dscsystems.nl license by DSC Nederland B.V. W www.dscsystems.nl...

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