TTPS Operation Circle MPM II ACP Stage I, II III Cleaning of filters, cooling coils, condensers, cooling towers and greasing of bearings in AC Plants and periodical overhauling of pumps, equipments from 08.04.2022 to 30.09.2022

Amount

Filter cleaning work: Charges for Filter cleaning work in stage I & II - Removing the filters from the frames of AHUs/Package units - Cleaning the filters with air and water - Re-fixing the filters in the filter frames - If necessary, replacing the damaged filters with new/reconditioned filters.

Filter cleaning work: Charges for filter cleaning work in Stage III - Removing the filters from the frames of AHUs/Package Units - Cleaning the filters with air and water - Re-fixing the filters in the filter frames -If necessary, replacing of the damaged filters with new/reconditioned filters.

Cooling coil cleaning work: Charges for cleaning the cooling coil of the AHUs/Package Units, in stage I & II by Soap water washing.

Cooling coil cleaning work: Charges for cleaning the cooling coil of AHUs in Stage III, by Soap water washing.

Condenser Cleaning Work: Charges for cleaning the condensers of AC plants and Package units in Stage I, II & III. Dismantling the end covers at both sides of condenser - Providing dummy plates in pipes for arresting water leak - Admitting water & air into the tubes and cleaning the inner surfaces of tubes using brush - removing dummy plates and re-fixing the end covers by providing the rubber gaskets. [Materials - Contractor scope].

Material Cost: ( Contractor’s Scope) Rubber Gasket 5 mm thick for pumps.

V' - Belt and Bearing Related Work: Charges for checking the performance of the bearings and Alignment of 'V' Belts in AHUs and Package units - If necessary, Replacing the bearings and 'V' belts. [For 31 equipments = 1 operation]

Grease Application Work: Charges for greasing the bearings in AHUs and package Units. [For 31 equipments = 1 operation].

Compressor Oil related work: Charges for compressor oil related work in the AC plant - Draining oil from oil chamber of compressor - Removing oil chamber cover - Cleaning/renewing the suction and discharge oil filters - Cleaning the oil lines - Fixing the oil chamber cover - Topping up of oil - Leak testing and commissioning.

Cooling Tower Cleaning Work: Charges for complete cleaning of cooling towers. Draining the water - Removing the choking particles like slurry, mud, scales of rust etc in tank - Scrubbing and removing the algae growth in Louvers and surroundings -Admitting fresh water. [14 equipments = 1 Opn]

Pump overhauling Work: Charges for overhauling Chiller/CW pumps at Unit III, Conference Hall, DCS I, DCS II, Service Building and switch yard I with motor capacity of 3.7 KW to 7.5 KW. Decoupling the pump from motor - Dismantling the pump parts - Cleaning the internal parts, replacing the damaged parts, bearings etc. if necessary - Re-assembling and checking - Coupling with motor and commissioning.

Pump overhauling Work: Charges for overhauling Chiller/CW pumps at Unit IV & V CW and chiller pump and Unit I & II CW pumps with motor capacity of 15 KW. Decoupling the pump from motor - Dismantling the pump parts - Cleaning the internal parts, replacing the damaged parts, bearings etc. if necessary - Re-assembling and checking - Coupling with motor and commissioning.

Material Cost: ( Contractor’s Scope) Gland rope of various sizes.

MENAKA CONSTRUCTION ENGINEERS