Customer asked to check state of valves in case they needed replacement and a quick check over everything else, plus a rattle… Very impressed by the build quality: Valves recommended to be replaced after 5000 hours use, am seeing no degradation or need to change at this stage: However a couple of minor issues were […]
Avalon VT737SP valve compressor checkup/service Read More »
No power, fuse blown, found mosfet switching transistor shorted in PSU section, perhaps due to a power spike, and usually other stuff blows, but could be lucky and only be that… Mosfet (STB36NM60ND) was a pig to get out as not much space and the heatsink soldered to the board, but a combination of hot
Peavey Mini Max class D bass amp dead Read More »
Dishwasher was not heating up, element had continuity and relay was clicking but no power getting to element. Relay contacts worn out: Replacement Omron relay ordered and fitted Then after replacing the board back in the machine to test, discovered the ULN2003A IC had subsequently failed, so this was also replaced and everything back in
Baumatic dishwasher not heating Read More »