Elevator Forum

Drive caps are getting weak. If you can source new, replace them. This is a known issue on newer drives, there is an upgraded drive available from Oti...

Tone generator board is in the COP

NAV is an opmode and if you go NAV you will log either an OCSS or MCSS fault. Check for motion faults as mentioned above. Elevonic-R, this is a mod jo...

What kind of Otis?

Try searching Wurtec Elevator phone, the board inside the phone probably says EMS on it.

EMS

Service tool communication depends on the age of the 211. Older units aren't service tool capable without a baseline upgrade.

What is the name of Texacone's app?

I recently started using one called Miprom 21 Quick Reference. The application is helpful as far as navigating the service tool and I/O descriptions.

CHCS switch?DDOS switch?Do you have a DLF displayed on your car monitor?

I would check for communication and or 30 VDC loss on your serial link. Check connections in controller and COP. These cars don't usually recover from...

Most Otis controllers respond similarly when manually toggling I/Os.

Controller type appears to be 2B C4-ERL 3. Someone else looked at the job last night and the problem cleared......he doesn't know how or why. I ran th...

ResolvedFinally got job specific prints. 10A2 was not picking because..............of a bent contact in the relay base. Bent the contact back into pla...