bids are invited for custom bid for services - boq item no 1 semi skilled refrigeration mechanic per shift of 08 hours 3380 shifts , custom bid for services - boq item no 2 supply only new hermetically sealed rotary reciprocating compressors suitable for split type air conditioner of 2ton capacity including copper filter capillary tube with mounting assembly such as rubber spring.. , custom bid for services - boq item no 3 supply only new hermetically sealed rotary reciprocating compressors suitable for split type air conditioner of 15ton capacity including copper filter capillary tube with mounting assembly such as rubber sprin.. , custom bid for services - boq item no 4 supply only refrigerant gas r22 61 kg , custom bid for services - boq item no 5 supply only running capacitor 4550 mfd for window split type air conditioners 61 eachb operation and maintenance of electrical systems/electrical installations operation and maintenance of electrical systems/electrical installations operation and maintenance of electrical systems/electrical installations operation and maintenance of electrical systems/electrical installations operation and maintenance of electrical systems/electrical installations total quantity :