BIENNIAL RATE CONTRACT FOR OPERATION AND MAINTENANCE OF 20-TON WATER COOL PORTABLE AC PLANTS, QTY 11 NOS. AND 10-TON AIR COOLED PORTABLE AC PLANT, QTY 8 NOS. FOR VARIOUS LOCATIONS AT EAST YARD AND MODULE SHOP

A) Operating Charges

Operation & Daily maintenance charges of portable AC Plant Qty:10 Nos. Water cooled 20-ton AC& 09 Nos. Air Cooled 10-ton AC. 1st shift =2 operators 2nd Shift =2 operators 3rd Shift =1operator (5 operator/day) 5 operators per day X 365days per year X 2 Years= 3650

B) Preventive maintenance charges for 20 Ton water cool AC Plant=11Nos

Preventive Maintenance of Portable AC Plant as per Scope Weekly 52 (weeks) X 11 (AC Plant) X 2 Years = 1144 Nos.

Preventive Maintenance of Portable AC Plant as per Scope Monthly 12 (months) X 11(AC plant)X2 Year =264Nos.

Preventive Maintenance of portable AC plant as per Scope Half Yearly 2 (Half yearly) X 11 (AC Plant) X2 years =44 Nos.

C) Preventive Maintenance charges for 10 Ton air cooled AC Plant, Qty=8 Nos.

Preventive Maintenance of Portable AC Plant as per Scope Weekly 52 (weeks) X 8 (AC Plant) X 2 Years = 832 Nos.

Preventive Maintenance of portable AC plant as per Scope Half Yearly 2 (Half yearly) X 8 (AC Plant) X2 years =32 Nos.

Spare Part

High Pressure Cut Out, MP5

Low Pressure Cut Out, MP5

Oil Failure Cutout, MP55

High Pressure Guage, 4" Dia., 3/8 connection, 1 to 300 psi

Low Pressure Guage, 4" Dia., 3/8 connection, -30 to 200 psi

Oil Pressure Guage, 4" Dia., 3/8 connection, -30 to 200 psi

Gasket set, Neoprine 'O' ring set, Al. washer set.

Cylinder Liner

Unloading ring with pin, spring washer

S.V. Reed

D.V. Reed

Rockerarm spring, holder, cup, washer

Unloading frame

Crankshaft

Main bush bearing with thrust washer

Oil Pump

C. R. Bearing

Connecting Rod

Connecting Rod Bush

Piston Pin

Piston Pin Lock

Oil Filter

Service Valve Sealing Ring Set

Copper Tubing

Brass fitting

Comp. Oil, N68

Comp. V Belt

AHU Belt

Crankcase Heater, 230 V

USV Coil, 230 V

Shaft Seal Assembly

Piston

Condenser fan,550mm dia,Dynamic(10 Ton AC Plant)

Air Filter,cooling coil,745x690x12(mm)(10 Ton AC Plant)

Air Filter,condenser coil,745x720x12(mm)(10 Ton AC Plant)

Compressor,ZR72,Emerson make(10 Ton AC Plant)

HarishEngineers

Marcotex Engineers & Consultnats