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aylesbury
kb valve
installation guide
For valve sizes (dn):
¾"(20)
1"(25)
1¼"(32)
1½"(40)sF
1½"(40)HF
2"(50)sF
iMPortant
Please keeP for future reference.
Please reaD tHese InstructIons
carefullY anD refer to anY DIaGraMs
Before InstallatIon.
These instructions contain important
information which will help you install
your keraFlo delayed action float
valve correctly and ensure safe use
and maintenance.
For further assistance please ring our
Customer Helpline: 0118 921 9920
tel 0118 921 9920
fax 0118 921 9921
info@keraflo.co.uk
www.keraflo.co.uk
P/KBSFINSTALL A-02
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Table of Contents
Related Manuals for KERAFLO AYLESBURY KB
Summary of Contents for KERAFLO AYLESBURY KB
- Page 1 DIaGraMs Before InstallatIon. These instructions contain important information which will help you install your keraFlo delayed action float valve correctly and ensure safe use and maintenance. For further assistance please ring our Customer Helpline: 0118 921 9920...
- Page 2 details.
- Page 3 0.8M 0.8M sloPing tank The wall to which the Aylesbury KB Valve is to be attached must be vertical. If the wall Wall: around the fixing hole is sloped, tapered washers must be used. These should be available from the tank supplier.
- Page 4 Warning! instructions tHe BuIlt-In sPIrIt level Must Be useD to alIGn tHIs valve. faIlure to follow tHe ProceDure lIsteD Below wIll Prevent tHe valve oPeratInG correctlY. The valve is supplied with the actuator arm and discharge assemblies detached. To avoid...
- Page 5 The actuator tube should be tilting down to the left (brass end lowest). note: the diagraM 4 chain is not connected at this stage. Rotate the tail of the valve with a wrench until the spirit level indicates that the valve is absolutely level.
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Page 6: Before Installation
Adjust the length of the chain from alignMent Warning! the buoy to the hanger to match the tHe actuator arM Must Be fItteD wItH tHe following: Brass enD tIlteD Down wHen In tHe closeD PosItIon anD ensure tHe BuBBle In tHe sPIrIt chain length = y - 190mm level Is Between tHe lInes. - Page 7 SCHD2, SECT 7, G16.5 Water Regs. Gaps should be more if water is turbulent – especially if near valve discharge. 40mm minimum for valves 1½“ (DN 40mm) or larger – recommended by keraFlo. Typically twice inlet bore. SECT 7, SCHD 2G16.10 Water Regs. Warning/overflow pipes should be capable of taking any possible flow in the pipe arising from inlet valve failure.
- Page 8 ¾” 1” 1¼” 1½”sF 1½”HF 2”sF Maximum static pressure: 10bar Maximum flow rate: 3m/s nominal pipe velocity (Flow Rate bMax and Pipe Velocity chart is available at www.keraflo.co.uk) Temperature range: 1° – 60°C ød 19.5 26.9 35.4 35.4 35.4 35.4 Parallel male BSP (G) connection.
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