ADS Service. You are not alone Even after the installation and commissioning of an ADS system, the user can call on the support of BJB’s team of advisory and service specialists. Trained staff are available via a telephone hotline or email every working day from 7 a.m. to 9 p.m. to deal with questions regarding programming, operation or maintenance. Remote diagnosis is standard for all ADS systems. A comprehensive stock of spare parts and components compliments the ADS service package.