| 1 | 1 | PART-A : Schedule maintenance | Item1 | | |
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| 2 | 1.01 | Battery Bank (415 V) Preventive Maintenance. | NS-1 | 15 | Nos |
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| 3 | 1.02 | Battery Bank (24V) Preventive Maintenance. | NS-2 | 270 | Nos |
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| 4 | 1.03 | Battery Bank (110V) Preventive Maintenance | NS-3 | 60 | Nos |
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| 5 | 1.04 | Battery bank Capacity test | NS-4 | 29 | Nos |
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| 6 | 1.05 | HT Motor (3.3 KV)/LT motor (>=30KW) Preventive Maintenance | NS-5 | 500 | Nos |
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| 7 | 1.06 | LT Motor Preventive Maintenance (>=7.5Kw and <30Kw) | NS-6 | 250 | Nos |
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| 8 | 1.07 | LT Motor Preventive Maintenance (<7.5 kw ) | NS-7 | 1650 | Nos |
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| 9 | 1.08 | Greasing of motor | NS-8 | 30 | Nos |
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| 10 | 1.09 | HT Switchgear Feeder Preventive Maintenance | NS-9 | 60 | Nos |
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| 11 | 1.1 | Preventive Maintenance of LT Switchgear Feeder /Hopper Heater Junction Box/ESP & AHP Blower Heaters/ AWRS VFD Panel / HCSD/TAC /Rotary Feeder VFD / Diesel Engine control panel / any other local panel | NS-10 | 3860 | Nos |
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| 12 | 1.11 | Preventive Maintenance of Switchgear Board (One section/ Half board) | NS-11 | 35 | Nos |
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| 13 | 1.12 | Preventive Maintenance of Control Panel (BAPCON, RAPCON, STATCON etc.) | NS-12 | 700 | Nos |
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| 14 | 1.13 | Preventive Maintenance of Shaft Insulator Heaters of ESP | NS-13 | 60 | Nos |
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| 15 | 1.14 | Preventive Maintenance of Support Insulator Heaters of ESP | NS-14 | 60 | Nos |
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| 16 | 1.15 | Preventive Maintenance of HVR Transformers | NS-15 | 600 | Nos |
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| 17 | 1.16 | Shifting of material (Misc) | NS-16 | 90 | Nos |
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| 18 | 1.17 | Assistance in preventive maintenance of hydrogen plant | NS-17 | 8 | Nos |
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| 19 | 2 | PART-B : Unschedule maintenance | Item2 | | |
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| 20 | 2.1 | General fault analysis for NTS & Rectifications/Minor Breakdown/attending minor defects <=4hrs/ replacement/ new installation of switchgear components | NS-18 | 920 | Nos |
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| 21 | 2.2 | Motor Shifting & Replacement (>=100KW) | NS-19 | 2 | Nos |
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| 22 | 2.3 | Motor Shifting & Replacement (>= 7.5kw and < 100 kw ) | NS-20 | 18 | Nos |
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| 23 | 2.4 | Motor Shifting & Replacement ( <7.5 kw) | NS-21 | 25 | Nos |
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| 24 | 2.5 | Attending Flash Over in Breaker/ Bus Bar/ Feeder/MOTOR > 4 hrs | NS-22 | 3 | Nos |
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| 25 | 2.6 | HT Motor/Heater power & space heater cable connection/disconnection | NS-23 | 13 | Nos |
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| 26 | 2.7 | LT Motor/Heater power & space heater cable connection/disconnection | NS-24 | 220 | Nos |
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| 27 | 2.8 | Painting and letter writing | NS-25 | 50 | Nos |
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| 28 | 2.9 | Miscellaneous job | NS-26 | 920 | Nos |
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| 29 | 3 | PART-C : Predictive/routine maintenance | Item3 | | |
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| 30 | 3.1 | Daily checking of hopper heaters of ESP | NS-27 | 400 | Nos |
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| 31 | 3.2 | Daily checking of BAPCON & RAPCON of ESP | NS-28 | 500 | Nos |
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| 32 | 3.3 | Cleaning of HT/LT switchgear | NS-29 | 100 | Nos |
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| 33 | 3.4 | Cleaning of HT/LT motors of V/P, HCSD silo area of unit-1, 2, 3 | NS-30 | 180 | Nos |
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