# GD00Z-8-GC issues **URL:** \ **Category:** Bindings\ **Tags:** zwave1, openhab3\ **Created:** [March 12, 2021, 7:17am UTC](https://community.openhab.org/t/gd00z-8-gc-issues/118834 "2021-03-12T07:17:16Z")\ **Posts on this page:** 1\ **Showing post:** 13
**Author:** ![kuantek](https://community.openhab.org/user_avatar/community.openhab.org/kuantek/32/70038_2.png) [@kuantek](https://community.openhab.org/u/kuantek)\ **Post date:** [March 14, 2021, 11:31pm UTC](https://community.openhab.org/t/gd00z-8-gc-issues/118834/13 "2021-03-14T23:31:48Z")
Final update, and a last question that is related to the garage door opener itself and not openhab, so I’m not expecting much, just maybe someone knows how this works. I have it all linked up, and it I can trace the connectivity all the way through. I send a command, it updates appropriately, the opener blinks, etc. (For future reference if anyone looks this up for help, I used these rules and mappings) > [@OpenHab2 and Linear NGD00Z-4 Garage Door Controller](https://community.openhab.org/t/openhab2-and-linear-ngd00z-4-garage-door-controller/26154/52): > > Sure thing! The door is controlled through the Switch item, which gets updated if the garage door is manually opened or closed. ITEMS Group gGarageDoorOpener "Garge Door Openers" \ Switch GarageAttached\_Door "Garage Door (Attached) [MAP(garagedoor.map):%s]" \ (gGarageDoorOpener) Number GarageAttached\_Door\_Position "Garage Door (Attached) [MAP(garagedoor.map):%s]" \ (gGarageDoorOpener) {channel="zwave:device:55555:node5:barrie… The final bit is that when the command is sent from the GD00Z-8-GC to my Liftmaster 8155, the Liftmaster claims there is a short in the line. Do you guys think that is a problem with the Zwave device? Or is the Liftmaster just not compatible? --- _[View the full topic](https://community.openhab.org/t/gd00z-8-gc-issues/118834)._