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Tomos A3 1988 Workshop Manual
CONTENTS
Technical Data ………………………………………………………………………………………………………………………………………..2
Nuts, Bolts, and Torque Specs …………………………………..…………………………………………………………………………..3
Special Tools……………………………………………………………………………………………………………………………………………3
Image..……………………………………………………………………………………………………….………………….….……….4
Engine Removal…………………………………………………………………………………………………….…………………………..……5
Engine Disassembly…………………………….……………………………………………………………….…………………………….…..8
Checking Engine Parts and Assemblies ………………………………………………………………………………………………..11
Checking, Dismantling, and Assembling of the Clutch ……………………………………………………….………………..13
Dismantling, Checking, and Assembling of the Countershaft ………………………….…………………………………..15
Checking Pedal Shaft and Transmission Chain .……………………………………………………………………………….……17
Carburetor Checking……………………………………………………………………..………………………………………………………18
Encarwi Image………………………………………………………..………………………………………………………………..18
Dellorto Image……………………………………………………………………………………………………………………….…19
Reassembling the Engine .……………………………….………………………………………………….……………………………….20
Adjusting the Contact Gap and Ignition Advance ……………………….……………………………………………………….23
Oil Pump……………………………………………………………………………………………………………………………………………….24
Magneto Settings and Electrical Equipment…………………………………….…………………………………………..……..25
Wiring Diagrams (COLOR!)
European without turn signals………………………………………………………………………………………………….26
European with turn signals……………………………………………………………………………………………………….27
U.S. without turn signals…………………………………………………………………………………………………………..28
U.S. with turn signals………………………………………………………………………………………………………….…….29
The following is a modified and English-only version of the A3 manual found at www.classiccycles.org
Please note that this version is NOT guaranteed to be a perfect reproduction of the original; if you have
any doubts as to what you are reading, please check the original to be sure.
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