Issue
Cannot get the RF3502 panic keyfob to work on system.
Solution
If using the RF3224 wireless reciever, with a lot number lower than 700 , the compatible panic keyfob will be the the RF3332 or RF3334 panic keyfob.
The RF3502 will work with the RF3224 receiver with lot 700 or higher.
Part numbers D4412, D6412, RF3224, RF3332, RF3334
