Repair and Maintenance of DEA set OA Guna On Call Basis.

Amount

Sub Head-I ( Servicing & visits, Minor rectification of DEA set works )

General Servicing of following capacity of DEA sets of different makes and models under various exchanges comprising of following jobs i/c Transportation, Labour charges & material required for servicing i/c minor material required for healthiness of DG set etc. as reqd. (i) Cleaning the bowl inside as well as outside of fuel filter and oil filter, replacement of sealing rings (ii) Cleaning the fuel strainer with clean diesel i/c pressure testing of fuel injector and it should be as per manufacturer recommendation. (iii) Fan belt, tensioner pulley and lever adjustments (iv)Tightening of all the nuts, bolts and clamps (v)Testing & checking of AC & DC Wiring. (vi) Self & Charging Alternator cleaning and testing, checking of working & minor fault removal. (vii) Checking of Supply & return fuel pipes from fuel tank to engine.

(viii) Replacement of consumables like lube Oil, diesel filter, Oil filter, filter element of air cleaner & coolant (in case of water cooled engines) (ix) Normal Cleaning the cooling system (Radiator). (x) Replacement of Air cleaner element if reqd. (xi) General servicing & complete cleaning of DG set (NOTE: After servicing the set, a trial test also to be carried out by the firm for about 30 minutes and check its performance working condition status report etc. This item shall be paid only after submission of desired report duly verified by concerned telecom authorities.)

Attending and rectification of EA 7.5 KVA to 50 KVA set faults including providing minor spares if reqd such as connecting copper wires, removing air from fuel pump, control fuse, ferrules, lugs i/c minor works etc etc along with testing & commissioning etc. complete as required. (Item will be measured on submission of visit report duly signed by BSNL authority and allowed at once per site per fault) (Note:- For subsequent visit to attend the DG set to provide the items here under will not be paid separately. It is assumed that all items as below shall be carried out by firm in first visit only)

Sub Head-III ( Repairing Works of DEA Sets )

Replacement of following defective accessories in the existing DG sets with new accessories, complete as reqd. [Dismantled defective accessories shall belong to vendor, credit for same has to be considered while quoting rates.]

Coolant for radiator

Battery Leads (Flexible) of length not less than 0.6 Meters with terminals.

Flexible wire braided fuel pipe.

Benzo Bolts.

RPM cum hour meter (mechanical) without cable.

SMPS Battery Charger 12-volt DC (5 Amp to 10 Amp Capacity) complete as required etc.

Triple Pole 32A 415 V Contactor (2NO+2NC).

Stop Solenoid 12 volt (Engine shut off solenoid)

4 Pole, 100A MCCB , of suitable release range ,breaking capacity 30 KA at 415V (M/s L&T DU100H or equivalent similar superior make )

Supply ,Installation, Testing and Commissioning of 12 Volt, Heavy duty , Hybrid Alloy plate, Semi maintenance free ,storage type,Ready to Use battery set for existing DEA set including proper initial factory charging of unit,providing and fixing ,terminal and thimbles (If required), greasing the battery terminals complete as required.

100 AH, 12 Volt (M/s Exide FXPO-XP100 or Equivalent of approved make)

130 AH, 12 Volt (M/s Exide FXPO-XP130 or Equivalent of approved make)

Repairing & General Servicing of the existing faulty radiator in existing DEA set by repairing of leakage and cleaning of copper tubes with help of cleaning agents, Dismantling of radiator assembly including transportation, brazing and testing for leakage and re-installation after repairing the same etc. reqd.

Upto 20KVA DEA set.

Above 20KVA and upto 50KVA DEA sets

Above 50KVA and upto 250KVA DEA sets

Supplying for replacement of faulty solid state Automatic Voltage Regulator for regulating the excitation voltage in the Alternator of following capacity i/c Replacing the same ,making interconnection Testing and commissioning etc as reqd.

Up to 15KVA

20KVA to 50KVA

Repairing of control wiring of existing Conventional control panel of DEA set i/c repairing/ replacement of damaged wiring with same rating and size of Cu. Wire for effective control wiring complete all as required. (Without replacing of faulty parts)

Calibration of fuel injection (FI) pump i/c Repairing of Fuel Injection Pump (FIP), Nozzle & Injectors, dismantling, transportation of Pump, cleaning, repairing, injector timing & tappet setting, testing and refitting the same on the existing E/A set i/c replacement of faulty components etc. complete as reqd. (Service & testing shall be done at authorized work shop and its report shall be submitted to Engineer-in-Charge)

Up to 2 Cylinder engine(s).

Up to 4 Cylinder engine(s).

Up to 6 Cylinder engine(s).

Replacement of V-Belt(s) of following capacities DEA set complete as required.

Pdg General servicing and Repairing of 12 Volts Engine Starting Self I/c Dismantling, greasing and oiling of bearing and other parts, cleaning, replacement of Bandex Gear, Carbon Brush, rewinding etc. complete checking of self and testing and fitting with proper alignment etc. complete as reqd