Bosch Greenstar Ri Compact Instruction Manual download pdf (Page 9)

System pressure

Greenstar Ri Compact

ErP

- 6 720 813 339 (2014/09)

4.3 External filling loop

Once the external filling loop has been located, follow the instructions for re-pressurising the system.

1. Unscrew blanking cap.

2. Attach the hose to the valves, screw on hand-tight.

3. Turn the handle/screwdriver slot through 90° to open the valves.

4. The handle/screwdriver slot will be in-line with the valves

Fig. 4 External filling loop

5. When the pressure reaches between the 1 and 1.5 bar marks (zone A), turn the handle/screwdriver slot back, through 90°, to

close the valve.

6. The handle/screwdriver slot will be at 90° to the valves

7. Remove the hose and replace the blanking caps.

NOTICE: External filling loops

▶ If the filling loop does not look like the one shown in the figure below or you cannot find your filling loop, contact

your installer.

▶ To comply with Water Authority regulations you must disconnect the external filling loop after re-

pressurisation.

If the pressure gauge reads more than 1.5 bar as a result of over filling, bleed one radiator until the pressure gauge

returns to between 1 and 1.5 bar.

bar

Min

1 bar

1.5 bar

Max

6720806947-01.1Wo

4. 4.

6. 6.

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Bosch Greenstar Ri Compact Instruction Manual Page 9