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AYLESBURY
KB VALVE
INSTALLATION GUIDE
FOR VALVE SIZES (DN):
2"(50)HF
2½"(65)SF
3"(80)RB
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/KBTFINSTALL A-02
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Summary of Contents for KERAFLO AYLESBURY KB
- Page 1 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...
- Page 2 FITTINGS) REGULATIONS 2010 AND BS 8558:2011. If the problem you are experiencing cannot be solved by TANKS AND PIPES SHOULD BE DISINFECTED USING using a spares kit contact KERAFLO or your supplier. THE PROCEDURES IN BS EN 806-4:2010 SECTION 6: COMMISSIONING.
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Page 3: Pre-Installation Checks
PIPEWORK TO POSITION THE VALVE ASSEMBLY IN THE CENTRE OF THE TANK CHAMBER. 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: Installation Instructions
AYLESBURY KB VALVE INSTALLATION 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 INSTALLATION OF VALVES SHOULD BE IN and discharge assemblies detached. - Page 5 AYLESBURY KB VALVE USE A SPIRIT LEVEL TO ENSURE Level the two valves on the T-outlet by T-OUTLET IS HORIZONTAL placing a spirit level across the T-outlet, parallel to the tank wall on which it is mounted and twisting the whole assembly to bring the valves level.
- Page 6 AYLESBURY KB VALVE Align each valve, tighten the locknuts, DIAGRAM 6 and re-check the alignment. When the clearance and the levels are correctly set, fully tighten the backnuts holding the assembly to the tank wall. One end of the link tube assembly is already fitted to the stud of one actuator...
- Page 7 AYLESBURY KB VALVE TESTING OPENING WATER LEVEL (LWL) When the actuator tube is held horizontal, the Before leaving the installation, manually move opening water level is indicated by a line the valves to test operation a number of times, on the opening buoy. Identify the desired ensuring that they move freely from the open minimum water level &...
- Page 8 AYLESBURY KB VALVE DELAYED ACTION (LEVEL DIFFERENTIAL) ALIGNMENT WARNING! The delayed action is the distance the THE ACTUATOR ARMS MUST BE FITTED IN THE water level will drop from before the TILTED POSITION WHEN THE VALVES ARE FULLY CLOSED AND THE SPIRIT LEVEL ALIGNED. THIS IS valve opens i.e.
- Page 9 AYLESBURY KB VALVE SIZES (DN): 2”(50)HF 2½”(65)SF 3”(80)RB ADJUST REFER TO SIDE DISCHARGE DISCHARGE ALIGNMENT VIEW FOR ASSEMBLY ASSEMBLY HERE CONNECTION DETAILS SPIGOT VALVE VALVE BODY BODY SPLIT COTTER PIN ACTUATOR LEVER STUD DOUBLE-R DOUBLE-R CLIP CLIP HANGER LINK TUBE...
- Page 10 AYLESBURY KB VALVE SIZES (DN): WARNING! THE WARNING PIPE AND OVERFLOW OUTLET SHOULD BE AVAILABLE ABOVE THE HIGHEST WATER 2”(50)HF LEVEL ACHIEVED BEFORE THE VALVE CLOSES. 2½”(65)HF 3”(80)RB SPIRIT LEVEL WITH CHAIN 50AF ATTACH DISCONNECTED BUBBLE MUST WRENCH HERE BE BETWEEN BLACK LINES...