bids are invited for operation and maintenance services of power generator(dg-set) - package 2 - o m service with operational and semi comprehensive maintenance; 1; upto 1000 hours - annual maintenance (amc) of 250 kva ashok leyland make dg set alongwith diesel engine, alternator, amf panel and other accessories of dg set. job includes monthly visits for carrying out preventive maintenance, attending any number of complaints / faults/ breakdown calls, rectification and ensuring serviceability / satisfactory working condition of the unit round the clock on all days including sundays and holidays, replacement of all spare parts as and when required (excluding supply of spare parts), carrying out periodic b-checks & c-checks, carrying oil check and replacement, coolant check and replacement, air filter check and replacement, fuel filter check and replacement, minor repair works etc. as per manufactures recommendation / standard practice complete as required and as per the direction of engineer in-charge.engine model no.al618.42d, sl no.1308d000539