Mira 1591.001 User manual

P4842005
Mira Verve Thermostatic Bar
Valve and Bath/Shower Mixer
Installation and User Guide
MODEL NUMBERS
1591.001 1591.002
Important :- Please quote the above model number(s) when ordering spares.
IMPORTANT!
Installer: This manual is the property of the customer and must
be retained with the product for maintenance and operational
purposes.
1054961-W2-B

CONTENTS
DESCRIPTION ......................................................................... 4
SAFETY : WARNINGS ............................................................. 4
DIMENSIONS ........................................................................... 5
SPECIFICATION ...................................................................... 7
Pressures ......................................................................... 7
Plumbing Connections ..................................................... 7
INSTALLATION ......................................................................... 8
Before You Begin ............................................................. 8
Solid Wall Installation ....................................................... 9
Stud Partition, Laminated Panel, or Unfixed Rear-entry
Pipework Installation ........................................................ 12
Install the Deck Mounted Valve (Optional) ....................... 15
Finish the Installation ....................................................... 17
Setting the Maximum Temperature .................................. 18
User Operation ................................................................. 19
USER MAINTENANCE ............................................................ 20
Cleaning ........................................................................... 20
Cleaning the Non-return Valve Assemblies ..................... 20
Thermostatic Cartridge Removal ..................................... 21
Thermostatic Cartridge Installation .................................. 22
SPARE PARTS ......................................................................... 23
NOTES ..................................................................................... 25
CUSTOMER SERVICE ............................................................ 28
Guarantee of Quality ........................................................ 28
Before using your shower ................................................ 28
What to do if something goes wrong ............................... 28
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After Sales Service .......................................................... 28
Spare Parts ...................................................................... 28
Service ............................................................................. 28
To contact us: .................................................................. 28
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DESCRIPTION
There are two models available:
The Mira Verve Thermostatic Bar Valve is designed for wall mount
installations. The mixer has two knobs, one knob controls the flow and the
other knob controls the temperature.
The Mira Verve Thermostatic Bath Shower Mixer is designed for wall
mount installations. Deck mount connectors are available as an optional
accessory so that you can mount the Mixer on the bath. The mixer has
two knobs, one knob controls the flow and the other knob controls the
temperature. A divertor control diverts the water from bath flow to shower
flow.
SAFETY : WARNINGS
Mira products are precision-engineered and should give continued superior
and safe performance, provided:
1. They are installed, commissioned, operated and maintained in
accordance with the recommendations given in this Manual.
2. Periodic attention is given, as necessary, to maintain the product in
good functional order. Recommended guidelines are given in the
MAINTENANCE section.
Carefully inspect the new fixture for any signs of damage.
When installing Mira Products, manufacturers guidelines for power tool
safety should be followed.
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DIMENSIONS
Mira Verve Thermostatic Bath Shower Mixer
P4842010
1/2" BSP
70 mm Dia.
1/2" BSP.
180 mm
130 mm
150 mm ± 15 mm
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Mira Verve Thermostatic Bar Valve
P4842020
1/2" BSP
70 mm Dia.
1/2" BSP
107 mm
80 mm
150 mm ± 15 mm
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SPECIFICATION
Pressures
The minimum operating pressure is 0.5 bar.
The maximum operating pressure is 5 bar.
For optimum performance, a minimum operating pressure of 3.0 bar is
recommended.
Plumbing Connections
Hot (H) and Cold (C) inlets must be connected to the correct inlet supplies.
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INSTALLATION
Before You Begin
1. Turn off the water supply.
2. The plumbing installation must comply with Water Supply
Regulations/Bye-laws (Scotland), Building Regulations or any
particular regulations and practices, specified by the local water
company or water undertakers. The installation should be carried out
by a plumber or contractor who is registered with, or is a member
of an association such as:
Institute of Plumbing (IOP), throughout the UK.
National Association of Plumbing, Heating and Mechanical Services
Contractors (NAPH & MSC), England and Wales.
Scottish and Northern Ireland Plumbing Employers’ Federation
(SNIPEF), Scotland and Northern Ireland.
3. Install the bath before installing the mixer.
4. Before installation carefully inspect the new fixture for any signs of
damage.
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Solid Wall Installation
For installation onto a stud partition or laminated panel wall, or onto unfixed
rear-entry pipework, refer to section: Stud Partition, Laminated Panel, or
Unfixed Rear-entry Pipework Installation.
150mm
Spirit Level
Pipework
Offset
Connector
Wall P4842140
Tile
Support
Bracket
1. Make sure that the pipework is set at the correct distance apart and
solidly fixed as this supports the valve.
2. Apply suitable thread sealant (not supplied) and attach the offset
connectors to the pipework in the wall. Make sure that the connectors
are level and set at the correct distance apart.
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Concealing
Plates
Spanner Flats
P4842150
3. Tighten the offset connectors using a spanner on the spanner flats.
4. Screw the concealing plates onto the offset connectors until they come
into contact with the wall. Seal with an appropriate sealant.
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Spanner
Seal
P4842160
5. Fit the inlet seals into the mounting nuts on the back of the mixer.
Caution! Risk of product damage. Make sure you protect the chrome
plated surfaces when you tighten the nuts.
6. Align the mixer and connectors and tighten the nuts using a suitable
spanner.
7. Refer to section “Finish the Installation”.
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Stud Partition, Laminated Panel, or Unfixed Rear-entry
Pipework Installation
Wall Mounting Bracket
Offset Connector
45˚
45˚
P4842170
1. Screw the mounting bracket onto the offset connectors.
2. The mounting bracket must extend in the same direction as the offset
of the offset connector. The angle between the offset connector and
the mounting bracket must be less than 45 . Otherwise, the mounting
bracket will not fit under the concealing plate.
Wall
Mounting Bracket
Boss
Offset Connector
150mm
Spirit Level
P4842180
3. The mounting bracket boss should protrude to the rear, facing the wall.
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4. Apply suitable thread sealant (not supplied) and attach the offset
connectors to the pipework in the wall. Make sure that the connectors
are level and set at the correct distance apart.
Concealing
Plates
Spanner Flats
Small Fixing Hole
P4842190
5. Tighten the offset connectors using a spanner on the spanner flats.
6. Fix the mounting bracket to the wall through the small hole, using the
appropriate wall fixings for the type of wall (not supplied).
7. Screw the concealing plates onto the offset connectors until they come
into contact with the wall. Seal with an appropriate sealant.
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Spanner
Seal
P4842160
8. Fit the inlet seals into the mounting nuts on the back of the mixer.
Caution! Risk of product damage. Make sure you protect the chrome
plated surfaces when you tighten the nuts.
9. Align the mixer and connectors and tighten the nuts using a suitable
spanner.
10. Refer to section “Finish the Installation”.
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Install the Deck Mounted Valve (Optional)
Note! If you want to fit the Bath and Shower Mixer to the deck of a bath, then
you need to purchase a set of deck mount connectors which are available
as an optional accessory.
P4842050
Column
Connectors
Mixer Assembly
1. Screw the two deck mount connectors to the mixer hand tight.
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P4842060
Apply
Sealant
Sealing
Plate
2. Place the sealing plates over the threaded section of the deck mount
connectors.
3. Apply a ring of sealant in accordance with the manufacturer’s
instructions underneath the sealing plates.
4. Fit the mixer through the top of the bath.
5. Install the washers and the locknuts. Use a tap spanner to tighten the
nut.
6. Remove any excess sealant.
7. Refer to section “Finish the Installation”.
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Finish the Installation
P4842070
Aerator
1. Make sure that the mixer is turned off.
2. Remove the Aerator (Bath Shower Mixer only).
3. Turn on the hot and cold water supply and check for leaks from both
the mixer and the drain.
4. Re-install the aerator (Bath Shower Mixer only).
5. Install the shower hose to the outlet.
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Setting the Maximum Temperature
The Mira Verve Thermostatic Bar Valve and Thermostatic Bath Shower
Mixer have been preset to approximately 50 Catthefactory,whichis
appropriate for most systems. However, it is possible that the temperature
of the water flowing through the shower or bath outlet is not exactly at this
setting. In this case, you may choose to adjust the setting.
1. Turn on the shower or bath.
2. Turn the temperature knob to full hot and test the temperature of the
water from the shower or bath outlet. If the water is not at the required
temperature, proceed with the following procedure.
3. Turn off the mixer.
Note! Force will be required to pull the temperature control knob from the
Mixer.
4. Carefully remove the temperature control knob.
5. Unscrew the hub retaining screw.
6. Remove the temperature hub and replace it one spline clockwise to
increase the temperature.
7. Tighten the hub retaining screw.
8. Install the temperature knob. Make sure the stop feature inside the
knob is towards the top.
9. Turn on the mixer and check the maximum temperature setting. If
further adjustment is required repeat the above procedure.
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User Operation
P4842080
Temperature Control
Flow Control
Increase Flow
Increase
Temperature
Decrease
Temperature
Press 'DOWN' to divert
water from shower to bath
Decrease Flow
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USER MAINTENANCE
Cleaning
Caution! Risk of product damage. Many cleaners contain abrasive and
chemical substances, and should not be used for cleaning stainless steel,
enamel, plated or plastic fittings. These finishes should be cleaned using
a mild washing up detergent or soap solution, rinsed and then wiped dry
with a soft clean cloth.
Regularly dismantle and clean the aerators to keep water flow regular.
Cleaning the Non-return Valve Assemblies
P4842090
Adaptor
Filter
Checkvalve
1. Turn off the water supply.
2. Open the flow side of the valve to relieve any hot or cold pressure.
Caution! Risk of product damage. Make sure you protect the chrome
plated surfaces when you untighten the nuts.
3. Use a suitable spanner to remove the valve from the wall.
4. Using a 12 mm hexagonal wrench rotate the adaptor clockwise to
remove.
5. Remove the filter and the non-return valve.
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