The contractorisation of Avionics and Ground Electronics equipment and systems involved the take over of more than 1600 of RMAF Test Equipment by Zetro. As custodian, the calibration of this Test Equipment become the responsibility of Zetro. Furthermore, Zetro has acquired on its own in access of 400 Test Equipment.
To meet this extended responsibility of maintaining and calibrating this large inventory
of Test Equipment, Pusat Pembaikan dan Kalibrasi Zetro (Zetro Repair and
Calibration Centre) was established in 1999. The main centre is in Butterworth with
sub-centres in Subang and Kuantan. In addition to maintaining the serviceability and
calibration status of the test equipment under Zetro, the centre also
carries out repair and calibration of RMAF test equipment so as to make the centre
financially viable.