3.4.1 Timer settings input pre-set
Sequence name
Sequence number
Timer pre-set
Timer
adjustable range
Batch
Verified
Yes
Mixer initiation
1
30s
30s-2mins
Coagulant
2
10min
10-15mins
PH adjustment
3
10mins
10-15mins
Flocculation
4
15mins
-
Mixer stopping
5
15s
15s-1min
Settlement
6
30mins
30-1hour
Discharge
7
5mins
3-5mins
Sludge transfer
8
6mins
5-6mins
Aeration
1
16hours
-
Settlement
2
90mins
>2hours
Discharge
3
5mins
3-5mins
Sludge transfer
4
-
-
SBR
No
3.4.2 Pump testing
Pump name
Direction of pump
Clockwise
Filter Feed
pump
Backwash
Pump
SBR Pump
Break pump
EQ pump
Screen pump
Mixer
Air Blower
Sludge Pump
Filter press
feed pump
Counterclockwise
Leakages
Verified
Yes
Yes
No
No
Remarks if any
3.4.3 Manual / auto Valve and Pump testing
Control valve
and pump
Valve and pump operations
Control
panel
On
Off
Screen pump
EQ pump
Sludge pump
Filter press pump
Break pump
Filter Feed pump
Backwash pump
Air Blower
Mixer
Coagulant
Acid
Flocculant
MV1
MV2
Air Blower SV
Nutrient
SBR MV1
SBR MV2
Actual
condition
On
Off
Indicator
light
Green Red
Verified
Yes
No
Remarks
3.4.4 High and low levels of Tanks
Tank Type
Screen tank
HIGH / LOW
HIGH
EQ tank
HIGH
LOW
Batch tank
HIGH
LOW
Break tank
HIGH
SBR tank
HIGH
LOW
Filter feed tank
HIGH
Indicator
Remarks
3.4.5 PH control settings
Relay
1
OPEN/ CLOSE
Close
Open
Value
6.5
6.0
Nature
Acid
2
Close
Open
5.0
5.5
Alkaline
Verified
3.4.6 incoming power voltage test
No
Phase to Phase
Voltage (v)
1
R-Y
415
418.0
2
Y-B
414
418.0
3
R-B
415
421.6
4
R-N
236
242.4
5
B-N
237
242.8
6
Y-N
236
240.0
Verified
Yes
Remarks
No