Overhauling of Air Preheaters and Rectification of flue gas ducts from ECO outlet to APH inlet, ID fans, FD fans, PA Fans, Scanner air fans, Hotwell make up pumps, Boiler fill pump and associated works of 3X210 MW, unit-2 to 4 Boilers (OH-5)

Overhauling of Air Preheaters and Rectification of flue gas ducts from ECO outlet to APH inlet, ID fans, FD fans, PA Fans, Scanner air fans, Hotwell make up pumps, Boiler fill pump and associated works of 3X210 MW, unit-2 to 4 Boilers (OH-5)

Water washing of APH baskets (Per APH) ---- Bidders are requested to go through the bid document.

Checking, correcting, levelling of APH rotors, (Per APH) ---- Bidders are requested to go through the bid document.

Reconditioning or replacement of T bar, Bypass seal angle rotor angle and holding bolts at hot and cold end. (Per APH) ---- Bidders are requested to go through the bid document.

Repair/resetting of hot and cold end sector plates,tracking rod mechanism of hot end, hot end out board /in board sector plate adjuster boxes, tracking rod boxing arrangement ,static seals at sector p...

Servicing of air heater soot blowers. (Per APH) ---- Bidders are requested to go through the bid document.

Replacement / resetting of hot and cold end radial seals / bypass seals / axial seals/rotor post seals. (Per APH) ---- Bidders are requested to go through the bid document.

Servicing of guide bearing and it's Lube oil System (Per APH) ---- Bidders are requested to go through the bid document.

Replacement of guide bearing ---- Bidders are requested to go through the bid document.

Servicing and alignment of Main drive unit (Per APH) ---- Bidders are requested to go through the bid document.

Replacement / Rectification of eroded pin rack segments /pins. (Per APH) ---- Bidders are requested to go through the bid document.

Reversal of hot end baskets : (Per basket) ---- Bidders are requested to go through the bid document.

Replacement of hot end baskets : (Per basket) ---- Bidders are requested to go through the bid document.

Reversal of hot intermediate end baskets :(Per basket) ---- Bidders are requested to go through the bid document.

Replacement of hot intermediate end baskets : (Per basket) ---- Bidders are requested to go through the bid document.

Servicing of support bearing housing and lube oil system (Per APH) ---- Bidders are requested to go through the bid document.

Replacement of support bearing ---- Bidders are requested to go through the bid document.

Reconditioning of cold end baskets(Except AB baskets), gratings including replacement of support grating, if necessary.(Per APH) ---- Bidders are requested to go through the bid document.

Repair of seal plate / liner plate/expansion joints/ducts/I-beams, centre sections and miscelleneous welding and patch work : (Per RMT) ---- Bidders are requested to go through the bid document.

Rectification/replacement of bracings (Per RMT) ---- Bidders are requested to go through the bid document.

Rectification/replacement of bracing angles (Per RMT) ---- Bidders are requested to go through the bid document.

Replacement of cold end baskets : (Per basket) ---- Bidders are requested to go through the bid document.

Deposited hard ash removal in the Cold end AB baskets ---- Bidders are requested to go through the bid document.

Erection of new approach platform (wherever necessary in boiler auxillaries area) ---- Bidders are requested to go through the bid document.

Cleaning of APH (Per APH) ---- Bidders are requested to go through the bid document.

FANS :Cleaning of impeller, spiral casing, Fan shaft and painting.(Per ID fan) ---- Bidders are requested to go through the bid document.

Inspection & servicing of fixed and free end bearings, checking of bearing clearance, changing worn out items and oil gaskets for end covers and changing of labryinth seals for DODGE XC/XL Type bearin...

Cleaning of gear couplings between Fan & Hydraulic coupling & Hydraulic coupling & motor,inspection and packing with fresh grease (U-1 to 4) (Per ID fan) ---- Bidders are requested to go through the b...

Changing of gear couplings (1No. anticipated) ---- Bidders are requested to go through the bid document.

Checking alignment between Fan & Hydraulic Coupling & Hydraulic coupling & Motor & making corrections if any (U-1 to 4 )(Per ID fan) ---- Bidders are requested to go through the bid document.

Cleaning of working oil coolers of Hydraulic coupling, and cleaning of double oil filters (U-1 to 4 )).(Per ID fan) ---- Bidders are requested to go through the bid document.

Servicing of lube oil system cleaning of coolers, strainers, filters and overhauling and alignment of lube oil pumps and replacement of lube oil (U - 1,2 )(Per ID fan) ---- Bidders are requested to g...

Cleaning of Hydraulic coupling oil tank : (Per Voith coupling) ---- Bidders are requested to go through the bid document.

Inspection and overhauling of VOITH variable speed hydraulic coupling.(Per coupling) ---- Bidders are requested to go through the bid document.

Replacement of fixed/free end 8"dodge bearing liners/22244C3 bearing for ID fan(Per bearing) ---- Bidders are requested to go through the bid document.

Replacement of ID fan VOITH oil cooler tube bundles: ---- Bidders are requested to go through the bid document.

Assisting in conducting Non-destructive testing of ID fan impeller, spiral casing: (Per ID fan) ---- Bidders are requested to go through the bid document.

Inspection/ rectification and cleaning of ID fan suction and discharge expansion joints:(Per ID fan) ---- Bidders are requested to go through the bid document.

Shifting of FD fan diffuser, expansion joints and repositioning after the verhauling of Main bearing assembly and Servomechanism. Painting of FD fan diffuser joint with Aluminum paint (Per fan) ---...

Checking alignment between Fan and Motor and corrections if any (Per FD fan) ---- Bidders are requested to go through the bid document.

Overhauling of servomechanism.(Per FD fan) ---- Bidders are requested to go through the bid document.

Overhauling of main bearing assembly(Per FD fan) ---- Bidders are requested to go through the bid document.

Overhauling of blade bearing assembly(Per FD assy) ---- Bidders are requested to go through the bid document.

Servicing of lube oil system: cleaning of coolers, strainers, filters and overhauling / replacement and alignment of lube oil pumps(if required) and replacement of lube oil :(Per FD fan) ---- Bidders ...

Removing and Refixing after servicing rectification Rigiflex couplings: ---- Bidders are requested to go through the bid document.

Cleaning of internal surface of spiral casing & rotor assembly & painting.(Per PA fan) ---- Bidders are requested to go through the bid document.

Inspection and servicing of fixed and free end bearings ( cleaning & inspection of RT liner, Thrust pads and boxing up).(Per PA fan) ---- Bidders are requested to go through the bid document.

Servicing of lube oil system, cleaning of coolers, strainers, filters and replacement of lube oil. (Per PA fan) ---- Bidders are requested to go through the bid document.

Checking the alignment of Fan & Motor and corrections if any (Per PA fan) ---- Bidders are requested to go through the bid document.

Replacement of fan to motor coupling . (Anticipated)(Per PA fan) ---- Bidders are requested to go through the bid document.

Replacement of fixed/free end 7"dodge bearing liner sets for PA fans: ---- Bidders are requested to go through the bid document.

Replacement of hoists for fans and APHs (Per hoist) ---- Bidders are requested to go through the bid document.

Bird and thrash guard cleaning (FD/PA fans silencers/suction screens): ---- Bidders are requested to go through the bid document.

Fixing of isolation valves for out let and inlet lines ( 80/50 NB) of PA Fan & FD Fan lube oil system cooling water line (Per Valve) ---- Bidders are requested to go through the bid document.

Servicing of scanner air fans:(Per fan) ---- Bidders are requested to go through the bid document.

Servicing of Hot well make-up pumps. ---- Bidders are requested to go through the bid document.

Servicing of Boiler Fill pumps. ---- Bidders are requested to go through the bid document.

Providing VOITH service personnel for servicing of ID fan voith hydraulic coupling, including travelling/lodging /all conveyance. As per the direction of site engineer whenever

required. Man days st...

Supply and usage of consumables as per the list detailed in Annexure-V. ---- Bidders are requested to go through the bid document.