202U wiring diagram for garage door opener

[Jdahiker]

Hi,
I trying to replace the old receiver for my garage door opener and want to verify the wiring connections. The wiring diagram for the opener is attached here. Do you have a wiring diagram available? I also need to know if the 202U v6 is a 2 or 3 wire unit. Thanks

[william]

See below

FAQ - How to set up KIT-1 as garage door receiver?

First, please make sure you have following A working wall switch - we will need to wire 202U relay output to wall switch A spare 12-24V power adapter - recommended, although some openers have power output you can use, it may not be sufficient on older openers (because they can’t output enough power, our relay will click, but not open the door) Then, please set our 202U working mode, and program remotes. Set our 202U relay to pulse / momentary mode, this is factory default (all DIP switches O…

[Jdahiker]

Thanks.
There are 2 wall switches that are working fine. The garage door opener has 3 terminals; common, relay and 24V. If I want to use the #2 relay, what terminal on the 202U should the garage door opener be attached to.

[william]

It should be #2’s NO & COM.