6.1 IMPORTANT: SYSTEMS SHOULD BE FLUSHED AND PROTECTED IN ACCORDANCE WITH BS7593-1992. Please check Boiler and other Primary Equipment's Installation Instructions prior to filling.

6.2 It is important that SENTINEL X100 Inhibitor is used to protect the Heat Bank Thermal Store.  Use 1 litre per 100 litres of stored water. Label the unit as protected with the label provided. Contact Betz Dearborn direct for method statements on 0151 424 5351 Alternatively contact Fernox on 01799 550811.

6.3 Stowaway Heat Bank Thermal Stores are filled using the Filling Loop provided.

6.3.1 Connect a short length of hose from the Manual Water Level Test/ Drain [56] into a bucket.  Open the Manual Water Level Test/ Drain [56] Connect the Filling Loop [54] to the Filling Point [9] Open the Manual Air Vent [6] - during filling, this should be shut if water is expelled. Slowly Open the Isolating Valve on the Filling Loop, and the unit will start to fill.  Fill until water is discharged via the Manual Water Level Test/ Drain [56].

6.3.2 Excess water should be drained off via the Manual Water Level Test / Drain. Any water discharged into the Overflow Chamber [8] should be drained off from drain [66]. Disconnect and cap the Filling Loop [54].

7 COMMISSIONING.

7.1 Set the Heat Bank Thermal Store Pump to speed 2.

7.2 Turn on the electrical supply.

7.3 Bleed all pumps as described.

7.4 Run through the operation of the system as follows:

7.4.1 Bleed the entire system to remove air.

7.4.2 Once the cylinder has recovered, check that hot water is available at all outlets.

7.5 Should the incoming mains flow rate exceed the maximum transfer rate for the domestic heat exchanger, the hot outlet temperature will drop. This can be corrected by adjustment of the stop cock on the incoming mains to achieve a flow rate off approximately 26 litres/minute.

7.6 Check that a copy of both the Installation / Users Instructions is left with the Heat Bank Thermal Store, or occupier, as required.