contract for maintenance and repair of 44 nos cat793d model 240te dumpers ( gevra ocp - 16 nos, dipka ocp-08 nos and ksm ocp - 20 nos ) , which will be coming out of stipulated gpc period from may-2021 to nov-2021 on as is where is basis. contract for maintenance and repair of 44 nos cat793d model 240te dumpers ( gevra ocp - 16 nos, dipka ocp-08 nos and ksm ocp - 20 nos ) , which will be coming out of stipulated gpc period from may-2021 to nov-2021 on as is where is basis. , item description , to outsource repair and maintenance along with provision of spares / assemblies of oem / opm make, consumables & lubricants as per oem recommended grade / standard as specified in oem operating manul, repaired assemblies with oem / opm spares, technical manpower to perform all type of repair and maintenance as per oem recommendation towards maintaining 44 nos.cat 240t 793d model dumpers , which was originally procured with gpc period of 04 ( four ) years ( at gevra - 16 nos., at dipka -08 nos. and at kusmunda - 20 nos. ) on as is where is basis for a period of five ( 05 ) years ( total 11, 00, 000 hours ) with minimum 85% annual guaranteed availability of each dumper.