Bristan DSC 3HBF C User manual

Please keep this booklet for future
reference.
Installer, when you have read these
instructions please ensure you leave them
with the user.
Installation Instructions
Descent Tap Range
Models covered:
DSC 3HBAS C, DSC 3HBF C,
DSC WMBAS C, DSC WMBF C, DSC BS C
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Contents
Thank you for choosing Bristan, the UK’s leading taps and showers expert.
We have designed this product with your enjoyment in mind. To ensure that it works
to its full potential, it needs to be fitted correctly. These fitting instructions have been
created to give you all of the information you need and, if you need any further help,
please do not hesitate to contact us.
Important Safety Information................................................... 3
General Information ................................................................. 4
Specifications ........................................................................... 4
Dimensions............................................................................... 5-7
Installation Requirements ....................................................... 8
Installation................................................................................ 9-11
3 Hole Basin Mixer / Bath Filler............................................... 9
Wall Mounted Basin Mixer / Bath Filler .................................. 10
Bath Spout ................................................................................ 11
Maintenance ............................................................................. 12
Troubleshooting........................................................................ 13
Guarantee ................................................................................. 14-15
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3
Important Safety Information
•Please read these instructions thoroughly and retain for future use.
•All products manufactured and supplied by Bristan are safe provided they are
installed, used correctly and receive regular maintenance in accordance with these
instructions.
•If you are in any doubt about your ability to install this product safely you must
employ the services of an experienced qualified plumber.
•This product needs to be installed in accordance with, and meet the requirements of
the Water Supply (Water Fittings) Regulations 1999 and Scottish Byelaws 2004.
•Remove all packaging and check the fitting for damage before starting installation.
•Warning: Before starting any installation please consider the following: before
drilling into walls, check that there are no hidden electrical wires, cables or water
supply pipes. This can be checked with the aid of an electronic detector.
•If power tools are used do not forget to: - Wear eye protection
- Unplug equipment after use
•Important: Remember to turn off the mains water supply before connecting to any
existing pipe work. Fitting isolating valves to the inlet feeds is recommended for ease
of maintenance.
•Warning: Before installing this product it is essential that you thoroughly flush
through the pipework in order to remove any remaining swarf, solder, etc.
Failure to carry out this procedure could cause problems or damage to the workings of
the tap.
•Take care when handling the ‘flexible connecting pipes’, do not bend, twist or crush
them. Only tighten the pipes by hand.
• This product must not be modified in any way as this will invalidate the guarantee.
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General Information
This product has been tested to the Water Regulations Advisory Scheme (WRAS) and
satisfies the requirements of the Water Supply (Water Fittings) Regulations 1999 and
current bylaws. For full Installation Requirements & Notes (IRN) please visit
www.wras.co.uk/directory.
Designed to comply with BS EN 200 for combination taps to be used within systems
designed to BS 6700.
BS 6700 recommends the temperature of stored water should never exceed 65°C.
A stored water temperature of 60°C is considered sufficient to meet all normal
requirements and will minimise the build up of lime scale in hard water areas.
If installing this product on a low pressure (tank fed) system please see specification
table below to determine the minimum distance required from undeside of the cold
water tank to the outlet.
These taps and mixers should be installed in compliance with the Water Regulations.
Where the supplies are unbalanced, i.e. Hot water from cylinder tank / cold from the
mains, approved check valves must be fitted in the supply pipes.
For further details contact your Local Water Authority.
Specifications
Product Code
Working pressure
Inlet
Minimum
distance from cold
water tank to outlet
(metres)
Min Max
DSC 3HBAS C 0.2 5.0 15mm Compression Threaded Tail 2
DSC 3HBF C 0.4 5.0 3/4" BSP Threaded Tail 4
DSC WMBAS C 0.2 5.0 15mm Compression Threaded Tail 2
DSC WMBF C 0.5 5.0 22mm Compression Threaded Tail 5
DSC BS C 0.2 5.0 1/2" BSP Threaded Tail 2
Maximum static pressure- 10.0 bar
System Requirements:
Gravity fed hot & cold (Equal pressures)
Gravity fed hot & cold (Differential pressure, maximum ratio 5:1)
Unvented systems
Instantaneous water heater (Combination boiler)
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5
Dimensions
Dimensions are approximate and in millimetres.
Need help? Give us a call on 0844 701 6273 and speak to one of our trained advisers.
110
57
86
48
105
89
96
96
110
60
85
55
107
88
98
98
3 Hole Basin Mixer
3 Hole Bath Filler
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Dimensions Cont.
Wall Mounted Basin Mixer
Dimensions are approximate and in millimetres.
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Bath Spout
182
20
70
70
48-62 195
34
200
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Dimensions Cont.
Need help? Give us a call on 0844 701 6273 and speak to one of our trained advisers.
Dimensions are approximate and in millimetres.
Wall Mounted Bath Filler
58-70
182
41
200
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Installation Requirements
Flexible Connecting Pipes
Care must be taken when connecting the flexible connection pipes to the household pipework to
ensure they do not bend sharply and kink or twist.
See below for recommended ways to fit the flexible connecting pipes.
Slight
bend
90°
Angle
Kink Curved
round
Twists
Important: Failure to follow these guidelines may result in poor performance and damage
to the flexible connecting pipes.
Important: Full access must be made available on installation for future maintenance/
servicing purposes.
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9Need help? Give us a call on 0844 701 6273 and speak to one of our trained advisers.
Installation
1. With the backnut, metal and rubber washer
fitted to the side body threaded tail, put the side
body through the hole in the basin / bath from
underneath.
2. Screw the shroud, ensuring the washer is
fitted betweed the shroud and basin / bath, onto
the treaded tail and tighten backnut
underneath onto the bottom of the basin/
bath. The screws on the backnut allow for any
uneven surfaces and should be tightened up to
metal washer. Replace the handle, grub screw
and the cap.
3. Fit the spout to the basin/ bath tightening the
backnut. The screws on the backnut allow for
any uneven surfaces and should be tightened
up to metal washer.
4. Attach the T- joint assembly and connect to
the side bodies (hot on the left, cold on the right
when viewed from the front), by using the flexi
tails supplied.
5. Connect the hot and cold water supplies
to the side bodies (hot to the left, cold on the
right hand side), fully open both valves, letting
the water flow for a few minutes to flush the
system.
6. Fit the clicker waste (basin mixer only)
ensuring the rubber washer is fitted between
the basin and the waste. Place the other
rubber washer under the basin and secure in
place by tightening the backnut. In order to
fill the basin, the button in the middle of the
waste needs to be pressed down.
To release the water, press the button again.
7. Check all joints and connections
for leaks.
3 Hole Basin Mixer/ Bath Filler
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Installation Cont.
Wall Mounted Basin Mixer and Bath Filler
1. Decide on the final position of the basin mixer/
bath filler. Install suitable battons into the wall
cavity if required to support the tap body.
2. Plumb the hot and cold water supply pipes to
the required position.
3. Secure mixer body using the screws and wall
plugs supplied.
4. Attach the supply pipework to the hot and cold
inlets (hot on the left and cold on the right when
viewed from the front) ensuring the olive is fitted
to the copper pipe work. Tighten the compression
nut to secure the pipework and create a water
tight seal.
Note: Before finishing the wall surface turn on
both water supplies to check for any leaking
connections.
5. Finish the wall surface.
Note, it is important that a sufficient amount of
the spout connecting tube and valves are left
exposed to allow the spout and valve shrouds to
fit.
6. Fit the spout and tighten the grub screws to
secure in position.
7. Screw the valve shrouds onto the valves using
the screws supplied. Push the plinth over the
shroud.
8. Fit the spline adaptors to the valve splines
using the screws and washers supplied.
9. Push the handles onto the valve shrouds and
tighten the grub screws.
10. Turn on both water supplies and operate the
handle letting the water flow for a few minutes to
flush the system.
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