COMPREHENSIVE , PREVENTIVE AND PERIODICAL MAINT OF CTVS AC PLANT OF AHRR UNDER GE E/M RR HOSP

Amount

M&L for Comprehensive, Preventive and routine maintenance of 4 Nos of chilling machines of capacity-400 TR each Make : M/s VOLTAS Ltd (Model: EGWCFXR430ML2E), INCLUDING 39 Nos AHUs of various capacities, 04 Nos cooling tower including fan motor with connected accessories, 04 Nos of Hot Water Generators of 600 KW, Hot Water,condenser and chiller motor with pump of existing capacities, LT panel boards including all accessories and all low side equipments of HVAC system installed for CTVS Hospital complete all as specified & directed.

Notes:-(a) Carrying out quarterly inspection of equipment, as a part of preventive maintenance (PM) in accordance with relevant checklists and as per schedules that will be prepared upon activation of contract. The salent features in these checklists are as follows: (b)Checking the refrigeration system and equipment such as compressors and their electrical controls on the respective equipment. (c) Checking the system for any leaks and rectiication of leaks if found by pressure testing,vaccumising the system. (d) Lubrication of all necessary joints in the system & its components in line with checklist.Taking set of readings and evaluating to ensure satisfactory performance of plant. (e) Checking the refrigeration control system for operation and adjusting the settings. (f) Cleaning the condensers of water cooled units with chemical once in a year. (g) Checking the functioning of compressor and its accessories. (h) Replenishment of refrigerant gas as a result of wear and tear. (i) Changing of parts (not whole units such as chiller,control panel, reciprocating compressors,centrifugal compressors,motors and the like) or repairing or re-calibration as may be necessary. (j) Repair/replacement of compressor on failure. (k) Checking of micrprocessor controller for its proper functioning and repairing the same if found necessary.

Notes (Contd): - (l) Attending the plant when called upon. (m) Attending to complaints/breakdown calls whenever required. (n) Reporting the healthiness of plant and suggesting improvements if any. (o) Repair/replacement of loading unloading assembly. (p) Repair/replacement of transformer of loading unloading assembly. (q) Repair/Replacement of voltage monitor relay. (r) Repair/replacement of suction/discharge pressure transducer. (s) Repair/replacement of temperature sensor.

(t) Repair/replacement of pressure relief valves. (u) Repair/replacement of modulating motor. (v) Repair/replacement of solenoid coils. (w) Repair of compressor and its accessories. (x) Repair of condenser shell & its coils.chemical descaling of evaporator (y)The chiller machines along with connected items will be handed over to contractor in as and when condition and no claim in this effect will be accepted at any stage. Hence, the bidder is advised to visit the site to assess the quantum of work to be carried out in this contract and quote their rates accordingly. (z)The cost of transportation (to and fro) and other necessary equipment shall be arranged / brought by contractor to complete the job and no extra cost shall be paid to the contractor in this effect.

Pumps:- 1. Carrying out quarterly inspection of equipment, as a part of preventive maintenance (PM) in accordance with relevant PM checklists and as per schedules that will be prepared upon activation of contract. 2. Motor rewinding in case of failure 3. Pump repair in case of leakage 4. Alignment of equiupment in case abnormal noising. 5. Replacement of bearings

AHUs:- 1. Carrying out quarterly inspection of equipment as a part of preventive maintenance in accordance with relevant PM checklists and as per schedules that will be prepared rom activation of contract. 2. Motor rewinding in case of failure. 3. Chemical Cleaning of cooling coil once in a year if required. 4. Alignment of equiupment in case abnormal noising. 5. Replacement of bearing & belts 6. Repair of blower fan. 7. Repair of Cooling Coil in case of leakage.

Cooling Towers:- 1. Carrying out quarterly inspection of equipment as a part of preventive maintenance in accordance with relevant PM checklists and as per schedules that will be prepared rom activation of contract. 2. Motor rewinding in case of failure. 3. Chemical Cleaning of cooling coil once in a year if required. 4. Alignment of equiupment in case abnormal noising. 5. Replacement of bearing & belts 6. Repair of fan. 7. Repair of base in case of leakage 8. Repair of gear box

Supply and fix in replacement gun metal gate valve of 20 mm dia bore size (IS -778) Class 1 with iron wheel head, screwed inside, non-rising stem, complete all as directed.

All as per item above but of 25 mm bore size, complete all as directed.

All as per item above but of 32 mm bore size, complete all as directed.

All as per item above but of 40 mm bore size, complete all as directed.

All as per item above but of 50 mm bore size, complete all as directed.

M&L for MS work, fabricated from MS channel, angle iron, flat iron of any size with and incl all kind of machine works i.e. welding, cutting, bending, drilling, grinding, polishing etc. with and incl all fixing accessories i.e. nuts, bolts, washers, MS fasteners etc. as required and two coats of synthetic enamel paint over a coat of red oxide paint, fixing the same on any level of the building, complete all as directed.

M&L for PVC fins Box suitable for cooling tower of 400 TR capacity (Cooling Tower No1, 2 ,3 & 4) FRP induced draft type (Model : CM-12), complete all as directed.

Supply and fixing in replacement of MICRO-VEE 5 micron fine-filter, cleanable type, made of non woven synthetic media with GI frame, Box/Bag type, having efficiency 97% down to 3 microns, of existing shape and size 340 x 440 x 300 mm, complete all as directed.

All as per item above but Size- 540x540x300mm, complete all as directed.

All as per item above but Size- 440x440x300mm, complete all as directed.

All as per item above but Size- 340x540x300mm, complete all as directed.

All as per item above but Size- 600x500x300mm, complete all as directed.

All as per item above but Size- 600x600x300mm, complete all as directed.

All as per item above but Size- 530x440x300mm, complete all as directed.

All as per item above but Size-440x430x150mm, complete all as directed.

All as per item above but Size-330x330x150mm, complete all as directed.

Supply, and fixing in replacement of cast Iron butterfly valve, ISI marked, PN - 1.6 pressure grade, having Nitrile/EPDM rubber lining, SS stem, CS/SS disc. Lever operated type, of size 50 mm dia bore with hand wheel including all jointing material i.e., nut, bolt, washer, packing material etc., duly insulated and taking out of old unserviceable valve, complete all as directed.

All as per item above but bore size of 65 mm.

All as per item above but bore size of 80 mm.

All as per item above but bore size of 100 mm.

All as per item above but bore size of 150 mm.

M & L in replacement of unserviceable 2/3 way modulating motorized valve (glow type),GI globe body, Brass seating, SS-304 spindle ,Teflon gland, with linear movement actuator 24 V AC input supply, 0-10V input signal with modulating thermostat & transformer of size-25 mm complete all as specified & directed.

All as per item above but size 32 mm bore

All as per item above but model size 40 mm bore

All as per item above but model size 50 mm bore

All as per item above but model size 65 mm bore

All as per item above but model size 80 mm bore

Supply and fix in replacement sprinkler assy incl sprinkler head for cooling tower of capacity 400 TR including all necessary connections all as specified and directed by engr-in-charge.

Supply and fix in replacement heating copper coil 2 row suitable for 9700 CFM alongwith all necessary connections all as specified and directed.

Supply and fix in replacement heating copper coil 2 row suitable for 13900 CFM alongwith all necessary connections all as specified and directed.

Supply and fix DX cooling copper coil 6 row suitable for 14500 CFM alongwith all necessary connections all as specified and directed

SNOWY ENGINEERING INC (BID ID -3327934)

Iconic Engineers (BID ID -3327521)