My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
05-03-2017 Septic Design
Orono
>
Property Files
>
Street Address
>
B
>
Big Island
>
300 Big Island - PID: 23-117-23-32-0027
>
Septic
>
05-03-2017 Septic Design
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/22/2023 4:13:16 PM
Creation date
10/1/2021 2:52:25 PM
Metadata
Fields
Template:
x Address Old
House Number
300
Street Name
Big Island
Address
300 Big Island
Document Type
Septic
PIN
2311723320027
Supplemental fields
ProcessedPID
Updated
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
25
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
View images
View plain text
OSTP Pump Tank <br />Design Worksheet <br />TIMER or DEMAND FLOAT SETTINGS <br />Select Timer or Demand Dosing: <br />A. Timer Settings <br />12.Required Flow Rate : <br />A.From Design (Line 12 of Pressure, Line 10 of Non-Level or Line 6 of Pump*):GPM <br />B.Or calculated: GPM = Change in Depth (in) x Gallons Per Inch / Time Interval in Minutes <br />min =GPM <br />13.Flow Rate from Line 12.A or 12.B above.GPM <br />14.Calculate TIMER ON setting: <br />Total Dosing Volume/GPM <br />Minutes ON <br />15.Calculate TIMER OFF setting: <br />Minutes Per Day (1440)/Doses Per Day - Minutes On <br />÷ doses/day - min =Minutes OFF <br />16.Pump Off Float - Measuring from bottom of tank: <br />Distance to set Pump Off Float=Gallons to Cover Pump / Gallons Per Inch: <br />gal ÷ Inches <br />17.Alarm Float - Measuring from bottom of tank: <br />Distance to set Alarm Float = Tank Depth(4A) X 90% of Tank Depth <br />in <br />B. DEMAND DOSE FLOAT SETTINGS <br />18.Calculate Float Separation Distance using Dosing Volume . <br />Total Dosing Volume /Gallons Per Inch <br />Inches <br />19.Measuring from bottom of tank: <br />A.Distance to set Pump Off Float = Pump + block height + 2 inches <br />in +in =Inches <br />B. <br />in +in =Inches <br />C.Distance to set Alarm Float = Distance to set Pump-On Float + Alarm Depth (2-3 inches) <br />in +in =Inches <br />Inches for Dose: 2.4 in <br />20.4 in in <br />Pump On 18.4 in Gal <br />Pump Off 16.0 in Gal Pump Off in <br />Gal <br />gpm =gal ÷ <br />gal/in = <br /> <br />FLOAT SETTINGS <br />18 <br />14 2 <br />24.9 <br />Alarm DepthAlarm Depth <br />*Note: This value must <br />be adjusted after <br />installation based on <br />pump calibration. <br />gal/in ÷in X <br />16 <br />398 <br />TIMED DOSING <br />2.0 <br />Distance to set Pump On Float=Distance to Set Pump-Off Float + Float Separation Distance <br />60 <br /> <br /> <br /> <br />2018 <br />2.4 <br />16 <br />gal/in =gal ÷ <br /> <br />1440 min <br /> <br /> <br />60 <br />49.8 <br />DEMAND DOSING <br />2.4 <br />in X 0.90 = <br />Timer Demand Dose
The URL can be used to link to this page
Your browser does not support the video tag.