Kollsman Altimeter has been a major challenge. I used a broken spare unit to test a stepper motor on it. The axis for the QNH setting needs to be lengthened to turn a potentiometer. The white flag on the altimeter scale for the KIFIS system can be biased out of view with a fixed voltage. […]
Author Archives: commander
28
Nov
Nov
OILY QTY gauges of N88ZL now to be used in the panels of D-ABUD. Now running a 5V stepper motor and the original 5V integral lightning. Look how few components are now involved! Once done correctly I doubt you will ever have to reopen the gauge except for the bulb change. This is a non […]
28
Nov
Nov
Finished the EGT indicators. These were U/S units from ebay (one is from N88ZL) and have been converted to Switec stepper motors for cost/accuracy/maintenance/reliability reasons. I decided against switching the original lightning to LED to keep the original look at night. Bulbs are cheap and easy to replace and have between 5000-40000 hours lifetime, more […]
05
Nov
Nov
After over a year of waiting I was now finally allowed to take the parts of N88ZL, former Lufthansa D-ABUF. This is only 20% of what we (Guy van Herbruggen and me) bought and we hope to get the remaining parts which are stuck in a court case. This project has turned into a nightmare. […]
05
Nov
Nov
Dismantling of the cockpit continues and I have removed most of the original wiring so far.