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MT04-001 AquariTherm Tap (Manual)

www.dartvalley.co.uk

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MT04-001 AquariTherm Tap (Manual)

www.dartvalley.co.uk

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Step 9: 

Continued... 

1.   Using a 4mm slotted screwdriver, insert through the hole 

and locate the setting screw (Fig 11).  

2.   Turn the setting screw clockwise to reduce the 

temperature and counter clockwise to increase the 
temperature. 

3.   Only adjust by a small amount, a 1/4 turn in either 

direction should be sufficient to reach the desired 
temperature. 

4.   When desired temperature has been set, replace the 

spindle plug.

Refit the penny washer, retainer screw and the screw cover.

Fig 11

Step 10: 

Maintenance and Servicing

Step 6 : 

Mounting the Spigot and Plumbing

Step 5 : 

Typical Schematic

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Fig 12

Fig 14

Fig 15

Fig 13



















































































Mount the spigot to the wall surface and secure with the nut 
and washer provided (Fig 3).

Connect the HOT and COLD water supply to the spigot using the 
copper tails provided with the kit (Fig4) taking care to ensure the 
HOT and COLD supply are connected correctly as indicated by 
the coloured indicators. It is important that all pipework should be 
thoroughly flushed through before connecting the tap. 

Check ball valves on wall spigot are in the closed position as 
Fig. 2. 

Fig 2

Fig 3

Fig 4



































HOT

COLD

INCREASE 

MAX TEMPERATURE

The thermostatic cartridge should give many years of trouble –free 
service, but in the event of failure or where routine maintenance is 
required servicing is straightforward.

10.1 Filter and Check Valve

To service the internal filter and check valve the main tap body 
needs to be removed from the spigot.  

Using a 6mm slotted screw driver isolate the hot water supply by 
turning the integrated isolation valve 90 clockwise (Fig 7.1).  

Follow the same procedure for the cold supply.

Remove the retainer screw (Fig. 6 and 6.1).

The main tap body can now be removed to enable servicing of the 
filter and check valve.

The filter cartridges (Fig 13) can be removed from the body of the 
tap (Fig 12).

The filters can be removed and replaced.  Service kits are 
available, contact [email protected] or call (01803) 529021.

10.2 Thermostatic Cartridge

To remove the thermostatic cartridge, isolate water and power 
supply, then remove screw cover and unscrew the retaining screw 
and remove penny washer, top cap and limit ring (Fig 9). Unscrew 
the cartridge retaining nut and pull the cartridge out. Clean or 
replace cartridge as necessary. Be sure to re-fit the cartridge 
with its locating lug pointing forwards (Fig 14). Refit the cartridge 
retaining nut and tighten to 35Nm (Fig 15). Without the limit ring 
fitted, place the Top Cap in position. Reactivate the cold and hot 
water supplies.

Gently turn the Top Cap clockwise until the water just stops 
flowing, then turn counterclockwise through approximately 90 
degrees. Remove the Top Cap and position the limit ring on the 
cartridge retaining nut, as shown (Fig 16).

Refit the Top Cap and secure the with retainer screw and penny 
washer. Refit screw cover so that the logo is square.

Fig 16

LIMIT STOPS

½ TURN (35NM)

REDUCE

MAX TEMPERATURE

3 AMP FUSED SPUR

POWER SUPPLY

COLD WATER 

SUPPLY

HOT WATER 
SUPPLY

ISOLATOR

FILTER

SOLENOID 

VALVE

Y-SPLITTER 
LEAD

DUAL VALVE 
ACTUATOR

AQUARITHERM 

TAP

PROGRAMMABLE 
SENSOR

Please reference AC02-017 instructions for sensor operation.
Available on www.dartvalley.co.uk

Summary of Contents for DVS AquariTherm Tap

Page 1: ...be deferred to 24 to 28 weeks after commissioning c If small changes e g 1 to 2 K in mixed water temperatures are recorded in both of these periods necessitating adjustment of the mixed water temperature then the next in service test should be carried out at 18 to 21 weeks after commissioning d If significant changes e g 2 K in mixed water temperatures are recorded in either of these periods neces...

Page 2: ...ng Thermostatic Cartridge NOTE The final stabilised mixed water temperature should not exceed the values in Table 3 Application Mixed Water Temperature Washbasin 41 ºC 7 We recommend the fitting of local hot cold full flow isolation valves prior to the tap if not already fitted Turn off hot cold water supply Cut pipework using a suitable plumbers cutting tool remove any sharp edges locate isolatio...

Page 3: ...the main tap body needs to be removed from the spigot Using a 6mm slotted screw driver isolate the hot water supply by turning the integrated isolation valve 90 clockwise Fig 7 1 Follow the same procedure for the cold supply Remove the retainer screw Fig 6 and 6 1 The main tap body can now be removed to enable servicing of the filter and check valve The filter cartridges Fig 13 can be removed from...

Page 4: ... the tap allow the tap to run and the water to get up to temperature and settle Fig 8 The temperature should be set at 41 C If the temperature is outside the range 40 42 C the TMV should be calibrated as per Step 9 Step 6 Continued Using a 2 5mm Allen key fit retainer screw Fig 6 and 6 1 Page 4 Page 5 Isolate the hot and cold water supply Carefully remove screw cover retainer screw and penny washe...

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