giralnif73
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Posts posted by giralnif73
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Is it possible to reverse this process? I operate using conventional DC and have a kit built loco purchased on a well known internet auction site. The loco is a DJH kit for a BR 78xxx 2-6-0 and is fitted with a DCC chip with four wires - black, grey, red and orange. I wish to remove the chip, reverse the polarity of the motor (runs reverse when controller set forward) and fit tender pick-ups. Any suggestions would be helpful.
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Here is a photo of the motor and flywheels inside my railbus after cleaning. I stripped the model this far because the running was so lumpy. I found a blob of white grease in the gap between one flywheel and the chassis casting, while the end bearings on the motor axle were bone dry.
The model seems to have been designed as a sealed unit, to be thrown away when it goes wrong with no regard for future serviceability. The mechanical design is inconsistent: vulnerable parts which need strength for longevity, like axle guards, are plastic mouldings held by tiny plastic dowels, while the buffers, which will never do anything, are metal and sprung. The model seems to have been built to have the power to haul a train, when what was needed was something which was fun to own, use and maintain.
I will need to get professional help to get this model back together again and I suggest that if anyone has another model that runs badly, return it for repair or exchange without touching it further. These models are, after all, supposed to be 'ready to run'.
Very interested in your comments on this topic. Can you advise how to get into the motor housing as I have a replacement motor to fit. I have got as far as removing the upper body, weighted "roof" and seating unit!
Briggs 20 Ton tar wagon
in UK Prototype Discussions (not questions!)
Posted
I knew that this former Briggs tank wagon was preserved but until now was not aware by where it was located. I am hoping to build a couple of these wagons in 4mm scale but require two basic dimensions - tank diameter and tank length - plus a photograph of the equipment on the top of the tank. Hope you can help with this. Thanks