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Bui Generating Station
Electrical Maintenance Section
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2026 plan
Today
Schedule
399
Performance
Equipment
Data quality
189
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Schedule
2026 preventive maintenance plan
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Year
Jan
0/36
36
Feb
0/63
63
Mar
0/46
46
Apr
0/38
38
May
0/46
46
Jun
0/43
43
Jul
0/62
62
Aug
0/48
48
Sep
0/35
17
Oct
0/35
Nov
0/71
Dec
0/46
Plan
2026 plan (current)
2025 plan
2023 plan
2020 plan
2019 plan
Generating unit
All units
54G1
54G2
54G3
54G4
Station-wide
Category
All categories
Monthly
Quarterly (Unit)
Quarterly (Auxiliary)
Outside Services
Semi-annual (Auxiliary)
Annual
Level A
Status
Any status
Overdue
Not started
In progress
Completed
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46 tasks
in May 2026
46 overdue
Newest first
Oldest first
Monthly
Quarterly (Unit)
Quarterly (Auxiliary)
Outside Services
Semi-annual (Auxiliary)
Annual
Level A
54G1 Annual Mtce
54G1
0/22 done
Annual
3 days
Restoration
May 28 – May 30
EXPIRED
· 109d overdue
Not started
Stator (Final Works)
May 27
EXPIRED
· 110d overdue
Not started
Power Transformer (Final Works)
May 26 – May 27
EXPIRED
· 111d overdue
Not started
Switchyard Equipment(Sawla Bay)
May 19 – May 23
EXPIRED
· 118d overdue
Not started
Head Cover Pump Motors
May 16
EXPIRED
· 121d overdue
Not started
Rotor
May 15 – May 16
EXPIRED
· 122d overdue
Not started
Stator
May 13 – May 16
EXPIRED
· 124d overdue
Not started
Excitation Panels
May 13
EXPIRED
· 124d overdue
Not started
Collector Housing
May 12
EXPIRED
· 125d overdue
Not started
Station Service Switchgears(3S Bus)
May 12
EXPIRED
· 125d overdue
Not started
Generator Circuit Breaker
May 12
EXPIRED
· 125d overdue
Not started
Unit 3 Auxiliary Power Panels
May 11
EXPIRED
· 126d overdue
Not started
Cooling Water Pump/Control
May 11
EXPIRED
· 126d overdue
Not started
Intake Gate Hoist Control/ Motor
May 10
EXPIRED
· 127d overdue
Not started
Leakage Oil Tank Motor
May 10
EXPIRED
· 127d overdue
Not started
Excitation Transformer
May 7 – May 9
EXPIRED
· 130d overdue
Not started
Station Service Transformer
May 7
EXPIRED
· 130d overdue
Not started
Dust Suction Pump Motors
May 6
EXPIRED
· 131d overdue
Not started
Governor Pump/Control Panels
May 6
EXPIRED
· 131d overdue
Not started
Neutral Ground Transformer
May 5
EXPIRED
· 132d overdue
Not started
Potential Transformers (PT)
May 5
EXPIRED
· 132d overdue
Not started
Power Transformer (54T3)
May 5 – May 7
EXPIRED
· 132d overdue
Not started
Quarterly Maintenance on Utility Systems
0/2 done
Quarterly
1 day
Street Light Control Boxes #6,7,8,9,10
May 19
EXPIRED
· 118d overdue
Not started
Street Light Control Boxes #1,2,3,4,5
May 19
EXPIRED
· 118d overdue
Not started
Inspections and Mtce on Solar Bay
0/5 done
Semi-annual (Bi-annual)
3 days
Protection Room
May 12 – May 14
EXPIRED
· 125d overdue
Not started
161kV Switchyard Equipment
May 12 – May 14
EXPIRED
· 125d overdue
Not started
Quarterly Maintenance on Plant Auxiliaries
0/4 done
Quarterly
1 day
Frequency Modulation Pump Motors/Panels
May 9
EXPIRED
· 128d overdue
Not started
Fire Pump Motors
May 9
EXPIRED
· 128d overdue
Not started
Monthly Inspections on Units #1, #2 and #3 Cooling Water Switchgears
EXPIRED
· 134d overdue
Not started
Monthly
May 3
1 day
Monthly Inspections at the Switchyard
EXPIRED
· 135d overdue
Not started
Monthly
May 2
1 day
Monthly Inspections on Plant, Switchyard and Turbinette Lighting System
EXPIRED
· 135d overdue
Not started
Monthly
May 2
1 day
Monthly Battery Maintenance
0/10 done
Monthly
1 day
Emergency Diesel Generator Batteries @ Executive House
May 2
EXPIRED
· 135d overdue
Not started
Emergency Diesel Generator Batteries @ Turbinette
May 2
EXPIRED
· 135d overdue
Not started
Power Transformer (54T7)
May 12 – May 14
EXPIRED
· 125d overdue
Not started
Power Transformer (54T6)
May 12 – May 14
EXPIRED
· 125d overdue
Not started
34.5kV Bus Switchgears
May 12 – May 14
EXPIRED
· 125d overdue
Not started
SCO Compressor Motors/Panels
May 8
EXPIRED
· 129d overdue
Not started
Dam Drainage Pump Motors/Panels
May 8
EXPIRED
· 129d overdue
Not started
38AH Fire Alarm Batteries @ Turbinette
May 2
EXPIRED
· 135d overdue
Not started
200AH Communication Batteries @ Turbinette
May 2
EXPIRED
· 135d overdue
Not started
300AH Switchyard Batterries
May 2
EXPIRED
· 135d overdue
Not started
Forklift Batteries
May 1
EXPIRED
· 136d overdue
Not started
Emergency Diesel Generator Batteries @ Powerhouse
May 1
EXPIRED
· 136d overdue
Not started
38AH Fire Alarm Batteries @ Powerhouse
May 1
EXPIRED
· 136d overdue
Not started
500AH Communication Batteries @ Powerhouse
May 1
EXPIRED
· 136d overdue
Not started
800AH Station Batteries
May 1
EXPIRED
· 136d overdue
Not started