Towerservicemanual
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R E P A I R I N G
8.4.3 ReplacingoperatingbuttonPCB
1. Removealldispensermodules(1,refertopage86).
2. Loosen2screws(2).
3. Removecover(3).
Thecoverisgluedtothesupportadditionally.Usemoderateforcetoloosen
adhesivebond(4).
4. Loosen2screws(5)andremovedefectiveoperatingbuttonPCB(6),(example).
PeripheralPCBsaremountedwithspecialconnectingwashersbecauseof
inclinedscrewpositions.
5. Unplugflatcableconnector.
Thedetailisshown
sideinvertedtosim
plifymatters.
Donotlosecon
nectingwashers.