Maintenance

Adding VVC to an EU3 K Series Engine Wiring Loom

Adding VVC to an EU3 K Series Engine Wiring Loom

By Andrew Revill. With thanks to Alan Archer.

Assembly Guide

This is the assembly guide from around 2001 and covers a lot of K-series cars.

Assembly Guide

Assembly guide 2014

This is the assembly guide from 2014 and covers Sigma engined cars. 

Assembly Guide 2014

BMW Differential Titan limited slip unit - how to check & protect while in service.

Since 2010 the Seven has been fitted with a BMW differential containing a Titan limited slip unit either as standard or as an option. In service reliability since that date has been of considerable concern to owners.

Caterham Service Schedule

Regular maintenance tasks as per the Caterham service schedule

Caterham Service Schedule - Duratec specific

Thanks to Marcus for this service schedule adapted to take account of the differences for the Duratec engine.

Change CRB Without Removing Engine

Stephen Grant/ Martin Woodham (with Top tip from Gareth Harrold) checklist for replacing Clutch Release Bearing without taking the engine out of the car.

Changing a radiator fan control switch to an ECU controlled fan with a manual over ride switch.

Thanks to ben7 for creating this document and to Paul Deslandes and Jonathan Kay for their valuable input.

Check the oil level on a K-series engine

Oil Capacities

Standard Wet Sump:5 litres

Standard Wet Sump with Oil / Air separator:7.5 litres

Dry Sump (tank in Bellhousing) :4.5 litres

Clutch Release Bearing pre-load article

Having trouble with your clutch release bearing? Wondering what those squealing noises are? ​John Vine describes his CRB problems, unearths a likely cause, and sets out his solution.

Corner Weights / Flat Floor Set-Up

One of the important items that should be checked when trying to optimise the handling characteristics of your Seven are the corner weights in order to ensure that each tyre is carrying its proper share of the overall weight of the car.

Duratec R400: how to remove and replace a wet sump

Introduction

This guide is based on myTechTalk thread "Duratec R400: removing/repairing/replacing wet sump"  (April 2016). 

Equipment for loan register

Here's a list of tools and equipment owned by members and available for loan to other members.

Fitting a Battery Master Switch

A master switch kit has been produced by Caterham Cars to enable the fitment of an Autolec battery master switch, primarily for competition purposes, but also for security. This contains the following components:

 

1 x Autolec Battery Master Switch with fixing bolts

Fitting a Track Day Rollover bar

The April 2016 edition of Lowflying contained an article covering the fitting of a trackday rollover bar to a Caterham Seven.

Front Hub - Lack of lubrication

Especially applies to factory build & home build cars. Also any Seven more than four years old that has no record of lubrication maintenance on the front hubs. Except for certain details applicable in part to <2003 stepped 'Triumph' stub axles

How to adjust throttle bodies

Close the TBs completely and then adjust the balance mechanism so that both start to open at *exactly* the same time. open the throttle fully to make sure that all 4 plates are at the same angle when fully open to confirm they are in balance, it's often easier to see discrepancies when the throttle is fully open.

How to pre-load the Clutch Release Bearing (CRB) -- for cars with cable clutches

Note: I've based this guide on an article I wrote for Low Flying (August 2004).  It applies to cars with cable-operated clutches, and specifically K-series from around 1997 on.  

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Installing a 3rd brake light

Heres how to fit a 3rd high level brake light to your Caterham. With thanks to Oli Wright for the instructions and pictures.

Click here for full document

Jacking up a Seven

Using a Scissor or Bottle Jack (eg to change a wheel)