|
| 1 | Preventive maintenance and routine check up of the indoor VRF casette unit of 2.5 TR capacity model No. RCI-2.5FSKDNQ- 02 Nos and 2.0 TR capacity model NoRCI-2.0FSKDNQ - 2 Nos Ceiling Suspended units,at NCN data centre,clean with mild Air blower in the coil side and remove the inside fine filter, cleaned with Soap solution after cleaning process fix in proper place ,check the drianage water tank and cleaned ,replace the communication cables and sensor if found defective including all kind of replacement of spare part complete all as specified and directed. Make: Recommended by OEM (Hitachi)Note:- Contractor shall be responsible for replacement of false ceiling, if damage occured while servicing of Ceiling suspended units. |
| 2 | Preventive maintenance and check up of VRF ductable AC unit, Capacity-10.0TR Model No. RP110FSNK1 Each-2 No’sinstalled at NCN Data centreat Signal School including complete checking ofthe checking the refrigeration system, fan motor blower, control cards and other respective parts to ensuring the healthy condition of the all parts. Checking the functioning of the compressor and its other accessories, cleaning of the duct & outdoor condenser coil, microprocessors PCB card, checking the suction and discharge pressure of each unit, checking of all respective sensors and external cleaning. The tenderer shall be attend the all breakdown complaints whenever required at any timeand made serviceable with in 48hrsall as specified and directed. The rate quoted shall inclusive of all kind of spares complete all as specified and directed.Make: Recommended by OEM (Hitachi) |
| 3 | Preventive maintenance and routine check up of the outdoor VRF unit of 16 HP capacity Model No. RAS-16HNBCMQ1- 2 Nos, 06 HP capacity Model NoRAS-6.0HNBCMQ1- 2 Nos having 02 Inverter Compressors, installed at NCN Data Centre at Signal School including clean withAir blower of condensing coil,outdoor fan motors , replace the communication cables and sensor if found defective, all kind of repair/replacememnt of spare parts. The tenderer shall be attend the all breakdown complaints whenever required at any timeand made serviceable with in 48hrscomplete all as specified and directed. Make: Recommended by OEM (Hitachi) |
| 4 | Preventive maintenance and check up of the High wall mounted AC 3.0TR capacity Model No. RPK-3.0FSN4M ofEach-2 Nos installed at NCN Data centre at Signal School including complete checking ofthe checking the refrigeration system, fan motor, control cards and other respective parts to ensuring the healthy condition of the all units. Checking the functioning of the compressor and its other accessories, cleaning of the indoor units, condenser coil, micro processors PCB card, checking the suction and discharge pressure of each unit, checking of all respective sensors and external cleaning. The tenderer shall be attend the all breakdown complaints whenever required at any timeand made serviceable with in 48hrs time for above mentionedcomplete all as specified and directed. Make- Hitachi orrecommended by OEM |
| 5 | Supply and fix in replacement of suitable outdoor main control PCB of 6TR/ 16 TR outdoor unit complete all as specified and directed. |
| 6 | Supply and fix in replacement of suitable inverter type main outdoor PCB of 6TR/ 16 TR outdoor unit complete all as specified and directed. |
| 7 | Supply and fill R-410 gas complete all as specified and as directed. |
| 8 | Pumping down the plant to preserve the existing refrigerant gas & leak testing chiller plant by charging of Nitrogen gas in to entire plant & monitoring for 24 hrs to find the leakages rectification of leak by brazing/ Capping leaked tubing & replacement of necessary gasket packing as wherever required including copper tubes of suitable size vacuumising of the plant by vacuum pump & keeping 24 hrs for testing including rectification of leakages if any finally recharging of existing refrigerant gas to the plant and and topping up of refrigerant if required to maintain the standard pressure complete testing of the plant for smooth functioning complete all as sepcified and directed |
| 9 | Supply and fill refrigerant gas R410 complete all as sepcified and directed |
| 10 | Material and labour for dismantlingof 2 to 3 HP electric motor of any make, 3 phase 415V of following capacity, opening the motor for rewinding using super enameled copper wire of suitable gauge to match with the existing winding as per manufacturer design including varnishing and drying and re-assembling the motor, connecting with proper alignment and testing complete including transporting to workshop for rewinding complete all as sepcified and directed |
| 11 | Material and labour for servicing of water pump split casing type set byremoving and dismantling pump and connected pipes and electricconnections etc and replacing of unserviceable parts with new gland packing set Gun metal bushes, bearing, water seal packing complete cleaning of impeller greasing etc reassembling and refixing in original position complete with packing and necessary nut and belt etc including testing for smooth functioning etc of following capacity complete all as sepcified and directed |
| 12 | Labour only for routine maintenance of all AHU with control panel incl. cleaning of blower fan and drain tap, cleaning and servicing of dampers linkages for free operation, adjustment of belt tension/replacement of same, if required cleaning of blower, oiling and greasing of blower motor testing functioning of thermostat and sensors of complete AHU, checking functioning of heater strips, cleaning of chilled water coil, replacement of broken/worn out connection cable lugs and connectors, replacement of unserviceable electrical accessories in panel complete all as sepcified and directed |
| 13 | Material and labour for chemical descaling agent of condesor/chiller restore the heat transfer efficiency by menas of biodegradeable descaling agent(sulfamic acid-based or similar) through the heat exchanger,flushing and mechanical, brushing , replacing of gaskets complete all as specified and directed |
| 14 | Labour only for non comprehensive routine maintenance checkup of Electric Control panelsystemwhich includes inspection of controls & control panels , operational test of controls & control panels , full function tests of equipmentincl. checkingof Sensors,actuators,temperature/humidity duct sensor, immerson temperature sensors,differential pressure switches, room humidity sensors,electrical wiring ,connectionsfor free operation, adjustment of relays ,sensors /replacement of same , checking functioning of sensors,actuators, cleaning of sensors,actuators , replacement of broken/worn out connection cable lugs & connectors, replacement of unserviceable electrical accessories in panel complete by authorised service engineer of OEM complete all as sepcified and directed |
| 15 | Material and labour for comprehensive cleaning and mechanical inspection of cooling tower including cleaning of PVC fills basin desilting and nozzle realignment to ensure optimal drift loss and control and heat rejection complete all as specified and directed |
| 16 | Supply and fixing in replacement of PVC fins of cooling tower complete all as specified and directed |
| 17 | Supply, fixing, testing and commissioning inreplacement of Repair and replacement of Chiller Compressor Emerson ZP182KCE-TFD-477 existing complete all as specified and directed |
| 18 | Labour only for routine check of electronic protection module and control panel for compressor, tighening of all loosened electrical connections testing functioning of thermostats,time delay setting and furnishing test report of thesame in format complete all as sepcified and directed |
| 19 | Supply , assembly and erection of GI sheet with C and SS rectangular/ square duct made out of \"L\" shaped hollow profile, dulyfactory boxed, incl all accessoriessuch as Corner, Cleat, Carriage bolt, Gasket and appropriate sealant on longitudinaljoints etc complete of size 26 Gauge complete all as sepcified and directed |
| 20 | Supply and fixing of nytrile insulation for GIduct and dismantling of existing old unservicebeable complete all as specified and directed |
| 21 | Supply and fixing of butterfly valve of size 65mmincluding dismantling of old unserviceable complete all as specified and directed |
| 22 | Supply and fixing in replacement of pressure gauge of max readig 150 Kg/ Sqcm complete all as specified and directed |
| 23 | Supply and fixing in replacement of stainles steel bib tap of 3000 PSI suitable for existing size complete all as specified and directed |
| 24 | Supply and fising in replacemnt of fins type waater cooled condensorwith copper fins complete all as speciified and directed |
