Stuart-turner Techflo QT 50T Manuale Utente Scaricare il pdf (Pagina 7)

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2 LOCATION - TWIN PUMP

2.27 Hot water cylinder or storage tank: When a hot water cylinder or storage tank

is used, ensure the pipework size from the cold water storage to the hot water

storage is of adequate size and a minimum of 22 mm.

2.28 Hot water supply: The pump must be supplied with a dedicated air free feed

direct from the hot water cylinder or storage tank. We recommend the use of the

Techflow top flange Part No 27901 (QT50 & QT80 only) or side flange 27900 (all

models) (Fig. 4). See Section 9 for Terms of Guarantee.

Fig. 4

G 1 Top flange (Part

No. 27901) with 22

mm pipework to

pump.

Static Outlet Pressure

Max. 8 m

Static Inlet Pressure

Min. 0.5 m

Max. 8 m

Positive Duty Twin Pump System

Fig. 3

QT 50 & QT80 ONLY ALL MODELS

Factory installed G ¾

secondary tapping with

22 mm pipework to pump.

Side mounted Techflange

(Part No. 27900) with

22 mm pipework to pump.

Outlet head must be

below bottom of cold

water tank and able

to pass a minimum of

1 l/min of gravity flow

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Stuart-turner Techflo QT 50T Manuale Utente Pagina 7