Repair Maint Servicing of flame proof EOT HOT Cranes at Air force station Jaisalmer

M & L for maintenance /repairs or periodical check with skilled crane repairer to all componentxs of flame proof Eot crane 10 ton capacity including limit switches (vertical and horizontal motion and longitudial motion) and greasing/ lubrication & cleaning to all movable parts, rail track line of crane, adjustment/ rectification of flexible cable with cable carrier/ replacement of PVC cable carriers, rectification/ tightening of all electrical connections at main flame proof Eot panels and connected electrical drive motors, checking and rectification of brake system with replacement of tie rod ,checking and rectification of brake drum,checking and rectification of ideler wheel ,Hook block , end trunck bhumper & rubber buffer ,Replacement of gear oil/ replacements of gasket/oil seal and required nut and bolts checking/rectification of portable/ pendent control panel & switch and checking/rectification of cranes light points & checking/rectification / calibration of VFD Drive for smooth functioning and cleaning and dusting of all components for in each month for two quantity of cranes complete all as specified and directed. Note-(i) All spares parts/ item/stores reuired for replacement shall be measured and saperately as respective sch 'A' ser items. (ii) Srl item No 1 in above labour only charges has been considered.

-Ditto- all as per item no 1 but 2-2-5 ton

-Ditto- all as per item no 1 but 1 ton

Supply and Fixing in Replacement of flame proof Lever Type Limit Switch 2 Way with in IP54 enclosure with two auxiliry Contacts as per existing for 10 Ton crane complete all as specified and directed by Engr-in-Charge.

Supply and Fixing in Replacement of flame proof Lever Type Limit Switch 2 Way with in IP54 enclosure with two auxiliry Contacts as per existing for 2-5 ton crane complete all as specified and directed by Engr-in-Charge.

Supply and Fixing in Replacement of flame proof Lever Type Limit Switch 2 Way with in IP54 enclosure with two auxiliry Contacts as per existing for 1 ton crane complete all as specified and directed by Engr-in-Charge.

Supply and Fixing in Replacement of flame proof Rotary Type Limit Switch with 2 N.O.+2 N.C. Contact in IP54 Enclosure for 10 ton flame proof Eot crane all is Directed By Enggr-in-charge.

Supply and Fixing in Replacement of flame proof Rotary Type Limit Switch with 2 N.O.+2 N.C. Contact in IP54 Enclosure for 2-5 ton flame proof Eot crane all is Directed By Enggr-in-charge.

Supply and Fixing in Replacement of flame proof Rotary Type Limit Switch with 2 N.O.+2 N.C. Contact in IP54 Enclosure for 1 ton flame proof Eot crane all is Directed By Enggr-in-charge.

Supply and fixing in replacement of electromagnetic break 415 V AC supply for hoist motion as per existing complete all as specified and directed..

Supply and Fixing in Replacement of Electro hydraulic thruster operated brake suitable for hoisting motion/cross travel motion for crane, 3 phase 415V, AC supply with hydraulic oil complete all as Directed.

Supply and Fixing in Replacement of Electro hydraulic thruster operated brake suitable for long travel motion for crane , 415V, AC supply complete all as Directed.

Supply and fixing in Replacement of Electro Hydraulic Thruster Break shoe as per existing size for 1-2.5 ,5 & 10 Ton flame proof Eot crane for Hoist Motion/cross travel motion all as Directed.

Supply and fixing in Replacement of Electro Hydraulic Thruster Break shoe existing size for 1-2.5 ,5 & 10 Ton flame proof Eot crane for long travel motion all as Directed.

M&L for repairing of wheel for LT and CT of 1 to 10 ton crane and removing bearing Cover by unscrewing Nut Bolts , side shaft plates etc & replacement of gaskets of suitable size and greasing of bearing after washing flushing & cleaning bearing and casing Chamber completely by kerosene oil,and refixing the same as directed by Engineer-in-charge Note :- Greasing will be measured & Paid separately.

Supply and pouring of Gear Oil complete all as specified and directed. Make : Servo/HP.

Supply and fixing, PVC FRLSH Flexible Copper Cable 2.5 sqmm 16 cores complete all as specified and directed. Make Havelles/Polycab/RR Cables

Supply and fixing, PVC FRLSH Flexible Copper Cable 2.5 sqmm 12 cores complete all as specified and directed. Make Havelles/Polycab/RR Cables

Supply and fixing, PVC FLRSH Flexible Copper Cable 1.5 sqmm 12 cores complete all as specified and directed. Make Havelles/Polycab/RR Cables

Supply and fixing of stainer wire 4 mm with end bracket 2 Nos for E.O.T Crane End Carriage side welded including cutting welding complete all as specified and directed. Make:-Usha martin,Modi wire Rope sling,Mahadev

M & L for replacement of steel wire rope 12 mm Fmc construction 6 X 36 un galvanized as per 2266 /02 along with suitable rope length complete complete all as specified and directed. Make:-Usha martin,Modi wire Rope sling,Mahadev

M & L for replacement of steel wire rope 10 mm Fmc construction 6 X 36 un galvanized as per 2266 /02 along with suitable rope length complete complete all as specified and directed. Make:-Usha martin,Modi wire Rope sling,Mahadev

M & L for replacement of steel wire rope 8 mm Fmc construction 6 X 36 un galvanized as per 2266 /02 along with suitable rope length complete complete all as specified and directed. Make:-Usha martin,Modi wire Rope sling,Mahadev

Supply & Fixing in replacment of complete cable resting trolley as per existing

M & L for power contactor 3 pole 40-63 Amp, 110 volt complete all as specified and directed. Make BCH/Legrand/ L&T/havelles.

M&L for overload relay 1.0- 2.3,4.5-7.8,14-23 Amp complete all as specified and directed by Engr-in-charge.Make- BCH/Havells/Legrand.

M &L for replacement of Flameproof pendent Button with box including push button for on /off & all motion (UP,Down,Forward,Reverse,Left,Right) For flame proof Eot Crane as per Existing Size complete all as specified and directed.

M &L for replacement of pendent Push Button With NO NC Circuit for on /off & all motion (UP,Down,Forward,Reverse,Left,Right) For flame proof Eot Crane as per Existing Size complete all as specified and directed.

M and L for break /compresure oil for flame proof Eot crane complete all as specified and directed by engr-in-Charge. Make Survo/HP

Supply & fix in replacement of MCCB 4 pole 415 volt, adjustable type, 200-250 Amps with breaking capacity 36 KA complete all as specified and directed. Make : Siemens/L&T/Legrand/Hager

S&F in replacement of MCCB 3 pole 415 volts fixed type 100-160 Amps with breaking capacity 36 KA complete all as specified and directed. Make : Make : Siemens/L&T/Legrand/Hager

S&F in replacement of TPN 415 volts fixed type 63 Amps complete all as specified and directed. Make : Siemens/L&T/Legrand/Hager

M and L for grease for flame proof Eot crane of 2,2-5 ton capacity complete all as specified and directed by engr-in-Charge.Make Survo/HP

M & L for replacement of flexible coupling suitable perfact allignment beetween motor and driven machine with greasing and replacement of suitable nuts and bolt complete all as specified and directed by Engr-in-charge

S&F in replacement in step down transformer double wound 415 /24-42-110 volts of capacity upto 500 VA capacity complete all as specified and directed.

S&F in replacement in rectfier unit 24/110 volts dc complete all as specified and directed.

S&F in replacement of 7/11 pin relay 24/110 Volts AC with mounting base complete all as specified and directed.

Dismantling/strip opening micro drive box complete with rectifier transformer arrangement, megnatic disc both side coupling for remotting both side ends of driving shaft (gear box coupling side and braking arrangement coupling side) making multi key arrangement on both the shaft and coupling (Teeth system) to avoid any kind of play in coupling and shaft including replacement of 04 Nos carbon bushes, replacement of o2 Nos gun metal bushes including making oiling arrangement in bushes and side covers of bushes/housing of micro drive reassembling/testing complete (crane capacity 1-,5 ,10 Ton) all as specified and directed..

Material and labour for rewinding of transformer mounted in control panel of 230/110V for flame proof Eot crane

M&L for scrapping and cleaning the old painted surfaces of entire exposed parts of flame proof Eot crane , removing oil & grease stains using appropriate cleaning agents and applying two spray coats of synthetic enamel golden yellow paint complete all as specified and directed.

Load Testing of flame proof Eot Cranes with full load and 25% over load all as specified in IS No 301 of 1977 and 3177 of 1977 and writing the date of load testing and submit a report in AGE E/M office all as directed by the Engineer-in-Charge for the following capacity :- (Note :- Load will be provided by the Department (users of the crane) complete all as directed (i) Capacity 01 TON to 5 ton-4 nos (ii) Capacity 10 TON-2 nos

M&L for Dressing of cable trolley with trolley chain complete all as specified and as directed.

M&L for Disconnecting and Taking out of old LT armoured PVC cables from trenches of any size/core/any voltage grade from trenches for replacement all as directed by Engr in charge

Supply, laying or fixing or passing through GI pipe, HDPE (DWC pipe) commissioning and testing of PVC / XLPE insulated, armoured heavy duty, electric cable with aluminium conductor, 1100 volts grade of the following cross section area including suitable size lugs including taking out /dismantling of existing cable. Note:- Excavation & earth work, sand cushioning, bricks protection & GI pipe where required shall be measured & paid separately under relevant items:-

10 Sqmm 4 core

16 Sqmm 4 core

25 Sqmm 4 core

M & L for replacement of M.S. geared coupling for L.T, and C.T of suitable size complete all as specified and directed by Engr-in-charge

M&L for annual maintenance of HOT cranes (18 NOS) of capacity 1 to 3 TON installed at Bldgs in tech area at a height of 3 to 6 mtrs by opening of brackets of ball bearing, cleaning of the hand-operated crane all external surfaces /removing of old lubricants/ grease, dust, rust using thinner from the moving parts of the cranes, Cleaning of hand-chain wheel and load-chain wheel, checking of moving parts,checking of all visible components, teeth condition ensuring free rotation for its serviceability, cleaning of rail using sand paper,lubrication of moving parts sprocket, bearings, gear train and moving parts to ensure smooth functioning and applying of new castrol grease/AP3 grease on all the moving parts/ Ball bearing and refixing of brackets and making the crane fully functional and smooth complete all as specified and directed at site by Engr-in-charge.

Load Testing of HOT Cranes(18 NOS) monthly with full load and 25% over load all as specified in IS No 301 of 1977 and 3177 of 1977 and writing the date of load testing and submit a report in AGE E/M office all as directed by the Engineer-in-Charge for the following capacity :- (Note :- Load will be provided by the Department (users of the crane) complete all as directed (i) Capacity 01 TON to 03 TON-total 18 NOS (ii) Test will be conducted on monthly basis

Material and labour for attending complaints and rectification of fault any type of HOT cranes of cap 1 Ton to 3 Ton any nature and servicing /checking of cross travel, long travel, hoisting motion & Calibration for smooth functioning, hand chain,checking and greasing of block , checking of bearing of hooks and greasing the same and tightning of ,loose nut, bolts etc at any location and locating the fault and rectification of the fault and replacing the defective items as per site requirement including lathe work & connection etc and testing after completion of job for smooth and trouble free functioning of HOT crane, complete all as specified and directed. "

M&L for inspection of load chain, hand chain, gears, brake system, hooks, bearings and trolley wheels; checking for wear, deformation, elongation or damage & suggesting required repairs, complete all as specified and directed by the Engineer-in-Charge.

S&F for repair/ replacing the damaged load chain including dismantling of old chain, fitting of new chain, lubrication and ensuring smooth operation, complete as directed by the Engineer-in-Charge

S&F, new hand chain 1 ton - 3 ton (not less 6 meter ) including removal of the existing chain, mounting of new chain on the chain wheel, adjustment and functional checking, complete in all respects

S&F for repair/ replacing damaged or bent hook (as per existing) assembly including removal of old hook, fitting of new hook with latch, securing of pin/fasteners and operational testing, complete as directed by the Engineer-in-Charge

M&L for dismantling of shaft of flame proof Eot/HOT Crane or wheel assembly, removal of old bearings, fitting of new bearings(as per Existing), greasing, alignment and assembling the unit back to working condition, complete as directed.

M&L for replacing trolley wheels including dismantling, cleaning, greasing, fitting of new wheels (if required), alignment on beam and checking smooth movement, complete in all respects

M&L for replacing damaged, loose or missing bolts, nuts, washers, split pins and securing all joints firmly, complete as directed by the Engineer-in-Charge

M&L for checking alignment of HOT crane body, trolley frame and suspension points,ISMB for free movement of mechnicallly operated trolley , tightening all structural supports and ensuring balanced movement complete as directed by the Engineer-in-Charge.

M&L for Carrying out minor repairs such as fixing small deformations, tightening loose components, replacing worn consumables and restoring the HOT crane to operational condition, complete as directed by the Engineer-in-Charge.

Attending complaints of EOT cranes including skilled technician visit, on-site fault-finding, checking and testing of main power and control circuits, pendant station, push buttons, limit switches, brake release, contactors, relays, panel wiring, terminals, fuses, loose connections, minor mechanical adjustments (such as tightening of bolts, alignment touch-up, limit switch fine setting, brake gap minor adjustment), lubrication of small points, cleaning of dust/carbon deposits, and carrying out all minor rectification that can be done immediately on the spot to restore operation without removing any major part; complete with tools and testing instruments complete all as directed by Engineer-in-Charge. (Note: Major repairs, motor works, rope replacement, brake shoe renewal, rewinding, panel component replacement etc. shall be measured separately.)

Supply & Fix for connecting totally enclosed CMRI Certified,suitable for 60 watt LED flameproof wellglass hazardous area laden with gases or vapours of Group IIA & IIB and Zone 1&2. Die Cast Aluminum housing with heat resistant toughened glass cemented into a retaining ring fixed with screws to the main housing external reflector 60W including matching control gears and lamp complete of Make:- Crompton Greaves or equivalent model of Flexpro/Shyaam switchgear (P) Limited/Philips/prateek-Cat PART PE/EX/WG901.

M&L for Complete dismantling of the HOT crane including shafts, hooks, chains, bearings and trolley wheels,repairing/replacing damaged parts, reassembly and full functional testing, complete as directed by the Engineer-in-Charge.

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