Repair Return Authorization
Effective 5/1/2017 our service department will no longer be able to repair handheld tester units produced prior to 1/1/2009.
The first 4 digits of our S/N are MMYY of manufacture date;
0707123456 is from July of 2007
1208123456 is from December of 2008
All units with 6 digit serial numbers would have been produced prior to 2005 and are no longer eligible for service.