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New TR7 Wiring diagram (AutoCAD / PDF format)


Howard

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A some time ago I realised that over the past 10 years my TR7 wiring has been substantially changed by me (electronic ignition / LED lights / electric fan / driving lights etc) but the wiring diagram cannot be updated.

Because the original wiring diagram is a difficult to read, I am creating a new version for a European standard 81 DHC as an AutoCad .dwg file.

Unfortunately its taken much longer to finish than I expected as I am trying to fill in the gaps in the information from the original Triumph & Hayes drawings. This is the first detail section which covers the headlamp raise / lower system and the main/dip/flash circuits. The next section will cover the windscreen wiper circuit and the final drawing will show the complete wiring diagram.

Please let me know if you spot any errors so they can be corrected before I upload the final AutoCAD file

Link to PDF download
https://drive.google.com/open?id=0B0OCjgNgn85aZG5RTmV3V0pyS28

This file is published under the GPL licence, so everyone is free to modify and share it, but the same restrictions apply to any derivatives.

Cheers

Howard

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I have completed the drawings and they can be downloaded from the following link:-

https://drive.google.com/open?id=0B0OCjgNgn85aLXNqT29uMExBSmM

The folder includes:-

1) TR7 wiring diagram Rev 1.dwg
(Produced using Draftsight, so you will get a warning message when opening which can be ignored. Contact me if you need a copy in a different version of AutoCAD)

2) TR7.jpg
(This must be saved in the same folder as the TR7 wiring diagram because it is embedded in sheet 1)

3) TR7 1980 wiring diagram.pdf & TR7 1980 wiring diagram key.pdf
(This is from the paper copy of the workshop manual that came with my car and includes most of the 1981 changes. The manuals I found on the web are for older versions)

A couple of points to be noted:-

A) There is an intermittent wipe function on my wipers, but there is no information in my manual so it is missing from these drawings.

B) The original drawings show detail changes in wiring & wire colours. I have noted some wiring changes on the drawings but this is not a complete list so you need to check your car.

Cheers

Howard

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