TTPS Operation Circle MPM II ACP STAGE I, II III Cleaning of filters, greasing of bearings, aligning of V belts, checking of bearing performance, Conducting static balancing test and renewing of fan blades tie rods, if any failure occurs etc

Charges for removing of filters, cleaning with compressed air and water and re-fixing in the filter frames at Unit I to III fan houses, including replacement of damaged filters with new filters and each unit having 144 nos filters.

Charges for removing of filters, cleaning with compressed air and water and re-fixing in the filter frames at Unit IV & V air washer including replacement of damaged filters with new filters and each unit having 312 nos filters.

Charges for greasing of the bearings in AC plant equipments like fan house centrifugal fans at unit I to III, cooling water pumps and blower fans of air washer unit IV & V. Checking for any, dislocation of bearing and lock nut tightness of blower fans.

Charges for checking the ‘V’ belt alignment. If necessary, re-aligning of the ‘V’ belts, tightness of the bed bolts and taper lock bush allen bolts, free rotation of impellers, inspection of welding portion of the fan blades [if necessary welding should be carried out] and tightness of the tie rods of the centrifugal fans at unit I to III fan house and unit IV & V air washer blowers.

Material on contractor scope: V belt size SPC 7500

Material on contractor scope: V belt size C 225

Material on contractor scope: V belt size C 210

Charges for dismantling the failed bearings at both sides if any, renewing the self aligned double row taper lock bearings No 1316K or 1318K or 22326K with sleeve and lock washer after dismantling the flywheel at DE side & Plummer block housing at both sides using lifting arrangements, grease packing, tightening of the bolts & nuts, aligning of ‘V’ belts after re-fixing the dismantled parts and commissioning of fans at fan house unit I to III or air washer blower at unit IV & V. The rates included all consumables, T&P hire charges, devolution of scrap materials as per the direction of engineer in charge. [Bearings will be supplied by board.]

Charges for cutting and removing the corroded impeller (or) damaged fan blades, size [920 X 540] mm, grinding the cutting portion, fixing the newly fabricated blades on the impeller by welding and also fixing the tie rods 2 mtr length and 25 mm dia [if necessary] and commissioning of the blower fans at air washer unit IV & V. The rates includes all T&P hire charges and consumables. [The fan blades and tie rods will be supplied by board.]

Charges for conducting the static balancing test on any of the blower assembly at Unit I to V fan house/air washer system. [T&Ps and consumables with contract scope].

Charges for decoupling the motor and overhauling of cooling water pump and its suction strainer cleaning pump Make: Beacon weir, model SDB 150/200, Motor cap: 37 KW, dismantling the pump parts, replace the damaged parts, bearings etc., if necessary. Cleaning and re-assembling the same in the pump, painting the pump, alignment checking, coupling with motor and commissioning of the pump at air washer unit IV & V.