rectification and refilling of 140l nitrogen cylinder[ig-100] in htec 132kv substation scope of work include removal, transportation, servicing and refilling of 01 nos 140l nitrogen [ig-100] cylinder in horn 132 kv s/s. make : lpg ,spain defect at site : n2 cylinder no: 13,low pressure alarm activated , pressure switch is suspected faulty, which is generating opn circuit fault the following requirements shall be fully covered under the scope 1.the parts to be replaced shall be from oem,lpg, spain make and work should be carried out by oem trained personal 2.supply of gas purity certificate, if refilling is done 3.warranty of 6 months to be provided. 4. contractor shall collect the cylinder from substation and delivered back to substation 4. any defect identified during servicing to be informed to dewa. for site visit and entry permit, contact the following engineers 1. sherief c hamza [ mob:0529219010] 2. usman arshad [mob:0561721269]