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3.2  Triple Coil Cylinders 

 

Figure 2: Triple Coil cylinders components & dimensions 

 

 

T

R

2

5

0

V

 

T

R

3

0

0

V

 

DIMENSIONS 

 

 

(A) Height (mm) 

1767 

2077 

(B) Secondary return connection (mm) 

1473 

1783 

(C) Tertiary coil ‘A’ upper connection (mm) 

1403 

1683 

(D) Primary coil ‘B’ upper connection (mm) 

1363 

1643 

(E) Tertiary coil ‘A’ lower connection (mm) 

564 

844 

(F) Primary coil ‘B’ lower connection (mm) 

524 

804 

(G) Renewable coil upper connection (mm) 

462 

532 

(H) Cold inlet connection (mm) 

412 

482 

(J) Renewable coil lower connection (mm) 

362 

432 

OPERATING DATA 

 

 

Cold water capacity (litres) 

248 

298 

Weight when full (kg) 

290 

350 

Standing heat loss (kWh/24h) 

1.92 

2.07 

Table 2: Triple Coil cylinder data 

 

30° 

Ø550 

J

 

G

 

F

 

Hot Outlet (22mm) 

Cold Inlet (22mm) 

Temperature & Pressure 
Relief Valve (15mm) 

Secondary Return (22mm) 

Renewable Coil Connections (22mm) 

Renewable Coil Thermostat 

Immersion Heater 

H

 

30° 

20° 

E

 

D

 

Primary Coil ‘B’ Connections 
(28mm) 

Primary Coil Thermostat 

Tertiary Coil ‘A’ 
Connections 
(28mm) 

Tertiary Coil Thermostat 

C

 

B

 

A

 

Summary of Contents for TR250V

Page 1: ...tallation Instructions Guarantee Registration Open Vented Cylinders Stainless Steel Water Heaters Products covered by this manual Twin Coil TW180V TW210V TW250V TW300V Triple Coil TR250V TR300V LEAVE...

Page 2: ...il at the addresses below Please also refer to our website Should replacement components be required a list of available spares is provided in Section 5 2 page 8 In the unlikely event that replacement...

Page 3: ...g the immersion cover All cylinders are supplied with an immersion heater to allow the cylinder to be heated electrically The immersion heater has an immersion thermostat the temperature of which is a...

Page 4: ...ewable coil upper connection mm 532 532 532 532 F Cold inlet connection mm 482 482 482 482 G Renewable coil lower connection mm 432 432 432 432 OPERATING DATA Cold water capacity litres 180 210 250 30...

Page 5: ...e coil upper connection mm 462 532 H Cold inlet connection mm 412 482 J Renewable coil lower connection mm 362 432 OPERATING DATA Cold water capacity litres 248 298 Weight when full kg 290 350 Standin...

Page 6: ...ils must not exceed 6 bar and 120 C respectively All connection to the cylinder must be made using compression fittings All 22mm coils must be fully pumped gravity circulation is NOT suitable for the...

Page 7: ...rough the base then insert downwards into the pocket as shown in Figure 5 Anchor the cable using the clamp provided Figure 5 Solar temperature sensor installation Main lower solar sensor location Twin...

Page 8: ...Thermostat Mid position Valve 5 Amp Fused Spur Isolator Live L Neutral N Earth E Heating On X Hot Water On Y Hot Water Off Z L N E N N N N N N N N N 2 E E E E L L L X Y 1 3 L G N E 3 2 B E O N G L E O...

Page 9: ...sible cause Possible remedy Little no hot water flow Mains water supply isolated Open stopcock Cistern ball cock failure Check ball cock in cistern tank Water from hot taps is cold Boiler programmer o...

Page 10: ...e case of defects arising from normal deterioration or improper or faulty handling or processing of the unit by the customer 2 4 consequential losses however caused 3 If within the 2 year guaranteed p...

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