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| 1 | SCH \"A\" PART-I (MAINTENANCE OF AC PLANTS) |
| 2 | Material and labour fordismantling 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 & drying and re-assemblingthe motor, connecting with proper alignment and testing complete including transporting to workshop for rewinding complete all as directed. |
| 3 | (a) 10 HP |
| 4 | (b)7.5 HP |
| 5 | (c)5 HP |
| 6 | (d) 1 to 3 HP |
| 7 | Material and labour forServicing of water pump split casing type set by removing & dismantlingpump andconnected pipes & electric connections 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 & belt etc including testing for smooth functioning etc of following capacity all as specified and directed. |
| 8 | (a) 7.5 hp |
| 9 | (b ) 5 hp |
| 10 | (a) Supply and fix in repairs scroll compressor 30/39/26 TR from the unit after disconnecting electrical wiring & piping connection nuts & bolts etc supply & install of new scroll compressor30/39/26TR capacity and connecting pipe line for existing piping brazing & electric connection etc completeall as specified and directed.IGLOO,DBM,PMS |
| 11 | Material and labour fordisconnecting condenser for descaling & Plugging them & providing of 15 mm tee out let for local circulation of mild acid solution in the condenser (separate container and small pump set to circulate diluted acid solution to be used) PH value of solution to be circulated & to be kept 4 and checking frequently i.e. every one hour during the operation Scalgun WS solution to be usedfor descaling purpose after 2 to 3 hours of cleaning if ph value remains less than 7 flush with fresh water mixed with sodium carbonate tubes and cleaning with nylon brush after closing the end covers, circulatingdiluted acid solution as specified above & PH value to be maintained as above & flushing the same with fresh water including recharging of stored refrigerant up to required pressure completeall as specified and directed by EIC of for the following : |
| 12 | (a) 3x26 TRat IGLOO |
| 13 | (b) 3x30 TR at PMS |
| 14 | (c) 2x30 TRat WHJBC |
| 15 | (d) 3x39 TR at DBM |
| 16 | (a)Pumping down the plant to preserve the existing refrigerant gas & leak testing of 26/30/39TR chiller package unit by charging of Nitrogen gas in to entire plant & monitoring for 24 Hrs to find the leakages, rectificationof leak by brazing and replacement of necessary gasket packing as wherever required including copper tubes of suitable size vacumizing of the plant by vacuum pump and keeping 24 hrs for testing including rectification of leakages if any finally recharging of existing refrigerant gas to the plant & topping up of refrigerant if required to maintain the standard pressure complete testing of the plant for smooth functioning complete all as specified & as directed by EIC at IGLOO , DBM ,PMS , WHJBC |
| 17 | (b) do but for 7.5 TR chiller unitof Package AC plant at HTL |
| 18 | Supply & charge refrigerant (R - 134A) gas as per requirement |
| 19 | Topping up / Replacement of compressor oil with new compressor oilcomplete all as directed |
| 20 | Supply and fix in repair & complete all as directed. |
| 21 | (a)Water Flow Switchcomplete all as directed . |
| 22 | (b) Moisture liquid indicatorscomplete all as directed. |
| 23 | (c) Single phase preventor for compressor /Motor for SM 101 GIC or eqv in L&T/Minilec/ABB |
| 24 | (d)Strip type 3 KW Heaters |
| 25 | (e)Strip type 2.0 KW Heaters |
| 26 | (f) Pressure gauge 0-300 PSI . |
| 27 | (g)Pressure gauge 0-150 PSI |
| 28 | (h) Crank case heater 250 W suitable for 39/30/26 TR CHW plant |
| 29 | (j) Filter drier core for 39/30/26 TR Central AC Plant |
| 30 | (k) LP/HP cut out switch for 39/30/26 TR Central AC Plant |
| 31 | (l )V belt for Cooling tower . |
| 32 | (m)Float Valve for 25 mm |
| 33 | (n)Cooling tower fins of size 4\"x6\" |
| 34 | (o) AHU belt |
| 35 | Material and labour forapplying one coat of synthetic enamel paint as per colour code with spray machine on surfaces of 2X30/3x30/3x26/3x39 TRcentral AC plant comprising compressor motor, Pump, water pipe lines etc by filling cavities if any with filler including preparation of surfaces & indication markings all as specified and directed. PMS/WHJBC/IGLOO/DBM |
| 36 | Taking down motor, blower fan assembly from cooling Tower, removing unserviceable fins , & providing new PVC fins of size 4\"x6\" ,after cleaning of Louvers, drift eliminators fill surface by moderate pressure water nozzle to remove all surface impurities including removal of rust/scale, scrapping down the hard water deposited from bottom tray with chemical andpreparing the surfacesand painting with one coat of anticorrosive paint to match with existing colour, servicing of fan and motor assembly including removal of dust, oil, scale of motor body and replacing of unserviceable nozzle, bearings ,painting with anti corrosive paint, draining and filling of bearing housing with new SAE 20 grade mineral oil, greasing of bearing with IOCL mobilux etc ,& reassembling complete of following cooling towers |
| 37 | (a) 101 USGPM at IGLOO |
| 38 | (b) 141 USGPM at DBM |
| 39 | (c) 75 USGPM at PMS/WHJBC |
| 40 | Note: (a)Defective parts of plants will be replaced and measured under respective item of this schedule.(b) Fins, bearing , float valve required for replacement will be measured underrespective item of this schedule. |
| 41 | Removing old unserviceable insulation of chilled water pipe line and cleaning the surface & applying one coat of TPRA coat & Material and labour forwrapping on MS Chilled water pipe line with 50/40 mm thick fiber glass wool moulded to shape the thermal insulation in selection of 50 mm crown wrapped with chicken mesh wire netting 20 SWG and 20mm mesh & aluminium cladding with 24 SWG aluminum sheet on 150/100 mm dia MS chilled water pipe line complete all asspecified & directed |
| 42 | Supply and fixing in repairNitrile insulation layers of size 25 mm thickness sticking on the chiller surface by using approved adhesive and ceiling joint by weather proof tape after removing unserviceable nitrile insulation from the chiller & cleaning complete all as directed by Engineer-in-charge. |
| 43 | Supply and fixing in repair fine filters5 Microns as per existing make complete all as specified and directed. |
| 44 | Supply and fixing in repair pre filters 10 Micronas per existing make complete all as specified and directed. |
| 45 | (a) Supply and fix in repairs MS pipe heavy grade 80 mm dia including removing of unserviceable MS pipe medium grade of 80 mm dia complete all as specified and directed |
| 46 | (b) Supply and fix in repairs MS pipe heavy grade 100 mm dia including removing of unserviceable MS pipe medium grade of 100 mm dia complete all as specified and directed |
| 47 | (c) Supply and fix in repairs MS pipe heavy grade 40 mm dia including removing of unserviceable MS pipe medium grade of 40 mm dia complete all as specified and directed |
| 48 | (d) Supply and fix in repairs MS pipe heavy grade 50 mm dia including removing of unserviceable MS pipe medium grade of 50 mm dia complete all as specified and directed |
| 49 | (e)Supply and fix in repairs butter fly valve 50 mm dia including removing of unserviceable butter fly valve of size 40/50 mm dia complete all as specified and directed. |
| 50 | (f)Supply and fix in repairs butter fly valve 100 mm dia including removing of unserviceable butter fly valve of size 100 mm dia complete all as specified and directed. |
| 51 | (g)Supply and fix in repairs butter fly valve 65 mm dia including removing of unserviceable butter fly valve of size 65 mm dia complete all as specified and directed. |
| 52 | (h) Supply and fix in repairs MS pipe heavy grade 65 mm dia including removing of unserviceable MS pipe medium grade of 65 mm dia complete all as specified and directed |
| 53 | Material and labour forExpansion valve of AC plant capacity 26/30/39 TR including taking down unserviceable valve complete all as specified and directed by EIC |
| 54 | (a) ditto but for 7.5 TR |
| 55 | PART-II :ROUTINE MAINTDUCT/ TOWER AC |
| 56 | Material and labour forrectification of defects and making functional duct / floor mounted AC of any capacity including rectification of minor defects such as tripping of MCBs, replacement of MCBs wherever necessary, rectifying loose electrical connections, making fresh connections in electric panel / connector / contactor/capacitor/relay etc, making functional of defective plug / cap etc, arresting condensate water leakage, checking function of compressor of any capacity etc complete all as specified and directed.Note :- (i)Unit rate quoted shall include for maintaining proper record and obtain the signature of concerned user unit.(ii)Unit rate quoted shall include for sundry items / materials as required.(iii)MCB TPN 32/40 Amps will be measured and paid separately.(iv) Spare parts required will be measured and paid separately. |
| 57 | Material and labour forperiodical maintenance of duct AC of 5 Ton capacity including cleaning of overhead ceiling supported indoor unit complete, duct system, blower, outdoor unit, wiring system, cool air vent, checking function of fire damper, clearing including, oiling / greasing of movable parts of indoor unit such as motor bearing etc, fresh electrical connections, checking insulation of wiring etc complete, all as specified and directed. |
| 58 | All as per item No 19 above but 7.5 Ton duct AC. |
| 59 | All as per item No 19 above butfor 3 Ton Tower AC |
| 60 | Labour only for leak testing including all allied works such as vaccumising the complete system, soap leak test, nitrogen gas pressure test, replacement of copper filters, capillary, copper tubing of suitable size and required length, flux, flare nut, dead plug, dead cap, brazing etc including necessary welding work, testing and commissioning up to satisfactory performance for the following :- |
| 61 | (a)Refrigeration circuit of floor mounted Tower AC of capacity 3 Ton . |
| 62 | (b) Refrigeration circuit of Duct AC of capacity 5 Ton . |
| 63 | (c) 3 Nos of Refrigeration circuit of 2.5 Ton each for Duct AC of capacity 7.5 Ton.Note :- Qty of gas will be measured and paid separately. |
| 64 | Supply and fix in repairs reciprocating compressor 3 phase 415 V,7.5 Ton capacity Model No CR 36 K 6TF 6101- 01 No of make Blue Starsuitable for duct AC factory tested including taking out old compressor, pumping down refrigerant, bracing and flaring, topping up of refrigerant (labour only) connecting, testing and commissioning the compressor all as specified and directed. |
| 65 | All as per item No 23 but for3 Ton capacity for floor mounted AC and Tower AC. |
| 66 | All as per item No 23 but 5 Ton capacity for duct AC AG5560. Make : Copeland |
| 67 | Supply and fix in repairs propeller typefan / blower motor, single end shaft, single phase, 240 volts, 1/4 HP metallic body/PVC body for outdoor unit of duct / floor mounted AC suitable for Blue Star make all as specified and directed. |
| 68 | All as per item No 26 but 1/2 HP for 5 TR duct AC. Make : CG or equivalent |
| 69 | Supply and fix in repairsfan / blower centrifugal type motor, double end shaft, single phase, 240 volts, 3/4 HP metallic body for indoor unit of duct AC suitable for Blue Star make all as specified and directed. |
| 70 | Supply and fix in repairs fan blade assembly for outdoor unit suitable for Blue Star make following capacities. |
| 71 | (a) 3.0 TR Capacity of floor mounted AC /tower AC |
| 72 | (b)5 TR capacity of duct AC |
| 73 | (c)7.5 TR capacity of duct AC |
| 74 | Material and labour fortaking down unserviceable fan blower motor of 1/4 HP capacity from outdoor unit of duct / floor mounted AC and rewinding motor, varnishing, drying etc, replacement of bush, assembly etc suitable for Blue Star make and fixing it back complete all as specified and directed. |
| 75 | Material and labour fortaking down unserviceable fan blower motor of 1/2 HP capacity from outdoor unit of duct / floor mounted AC and rewinding motor, varnishing, drying etc, replacement of bush, assembly etc suitable for Blue Star make and fixing it back complete all as specified and directed. |
| 76 | Material and labour fortaking down unserviceable fan blower motor of 3/4 HP capacity from outdoor unit of duct / tower AC by removing ceiling boards, disconnecting electrical connection, rewinding motor varnishing, drying etc, replacement of bush, assembly etc suitable for Blue Star make and fixing it back complete all as specified and directed. |
| 77 | Supply and fix in repairs 12 way wiring connector terminal for duct AC / tower AC complete all as specified. |
| 78 | Supply and fix in repairs PVC air filter for floor mounted AC 3 Ton capacity complete all as specified. |
| 79 | Supply and fix in repairs pendent control assembly with cord and PC circuit Model 050D suitable for Blue Star make duct AC of 5/ 7.5 Ton capacity completeall as specified and directed. |
| 80 | Supply and fix in repairs overload relay for 5 Ton compressor of Duct ACcompleteall as specified and directed. |
| 81 | Supply and fix in repair overload relay for 2.5/3 Ton compressor of Duct ACcompleteall as specified and directed. Make : L&T/Siemens |
| 82 | Supply and fix in repairs flexible cord, 3 core, copper conductor 2.5 Sqmmcompleteall as specified and directed. |
| 83 | Supply and fix in repairs single phase preventer cum controller for operation of floor mounted AC of 3 Ton capacity. |
| 84 | Supply and fix in repairs including brazing of copper tube size 5/8 suitable for duct / floor mounted Acscompleteall as specified and directed. |
| 85 | Supply and fix in repair including brazing of copper tube size 3/8 suitable for duct / floor mounted Acs completeall as specified and directed. |
| 86 | Supply and fix in repair copper tube insulation with heatlon or Superlon insulation material. |
| 87 | Supply in repair 3 phase contactor 3 TF 3101-08, 400 V suitable for duct AC / floor mounted AC completeall as specified and directed. |
| 88 | Supply and fix in repairs capacitor of 10-36mfd, plastic body complete assl as specified and directed. |
| 89 | Taking out carefully old unserviceable cooling coil condenserof7.5 TR duct AC ( outdoor unit) and supply and fixing new cooling coil condenser of outdoor unit of 7.5 TR duct AC and make functional including testing complete all as specified and directed |
| 90 | Supply and fixing in repair MCB TPN 32to 40 Amps complete all as specified and directed. |
| 91 | Supply and fixing in repairremote control unit for 5 TR, 7.5 TR duct AC and 3TR floor mounted AC |
| 92 | PART-III :ROUTINE MAINT OF FIRE ALARM SYSTEM |
| 93 | Supply and fix in repair Manual Call Point (MCP) completeall as specified and directed. Make Notifier Cat No. F/MCP/Glass |
| 94 | Supply and fix in repair Addresable thermal detector with flash scan completeall as specified and directed. Make Notifier Cat No.FST/851R+B/501UL |
| 95 | Supply and fix in repair Addresable Relay module with flash scan provides two form-C dry contacts that switch together completeall as specified and directed. Make Notifier Cat No. Notifier, FRM/1 |
| 96 | Supply and fix in repair Addresable control module with flash scan configured for one class A or Class B NAC completeall as specified and directed. Make Notifier, Cat No.FCM/1 |
| 97 | Supply and fix in repair Addresable mini monitor module with flash scan supervises either a class A or class B circuit of N.D. dry-contact input devices completeall as specified and directed. Make Notifier Cat No. FMM/1 |
| 98 | Supply and fix in repair Hooter cum strobe system sensor completeall as specified and directed. Make System sensor Cat No.SYS-HS |
| 99 | Supply and fix in repair UVIR detector completeall as specified and directed. Make Honeywell (Beam Detector) |
| 100 | Supply and fix in repairs Addressable duct detector completeall as specified and directed. Make Notifier , Cat No .DNR+FSP/851 +DNR 1.5 |
| 101 | Supply & Laying in repairs of 2 Core 1.5 Sq mm Copper armoured Cable for smoke detectors and MCB etc complete all as specified and directed by Engineer-in-charge. |
| 102 | Supply and fixing in repair of OFC Network card complete with accessories complete all as specified and directed. Make Notifier , Cat No .HS-NCM-SF |
| 103 | Labour only for Non Comprehensive Routine maintenance checkup of Fire alarm system\"s error and alarms, necessary inspection of the Fire alarm system and take necessary corrected actions, resolve any issues regarding the system and take corrective actions for the problems , check connectivity and communication at all terminations, check all power sources and outlets used in the system complete for 12 Nos panels of Fire alarm system by authorised service engineer of OEM and furnish the report to Engineer-in-charge. |
| 104 | Supply and fix in repairs lead acid typebattery of 12 Volts 7 AH capacity complete all as specified and directed . |
| 105 | Material and labour fortaking down unserviceable UV Detector from Site E and necessary repair and fixing it back complete all as specified and directed. |
| 106 | Fire Alarm Sounders / Sirens Electronic type horizontal two stage continuous normal operation for at least 50 minutes with sound level 65 DB to 120 DB measured at 1.5 Mtr with sound output variation of +5 DB 3500 Mtrs range |
| 107 | Supply, installation, testing & commissioning of analog addressable fire alarm control panel complying with BSEN 54Single loop panel of capacity from 99 detectors & 99 modules up to 200 detectors and modules, expandable till 6 Loops, LCD Display and required power supply & Batteries for 24 Hours in normal operation & 15 Minutes in Fire condition complete all as specified and directed by Engineer-in-charge. Make : Edward EST-3 or equivalent in Notifier |
