Adey Mini 230 Installation et entretien - Page 6

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5 . Retain the APU Mini to the wall mounting plate using the single M6

retaining screw at the top of the wall plate .

6 . Fit the plastic cover by pressing as indicated below with the palm of the

hand until the Dual Lock

is heard to 'click' .

Fig . 7

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Fig . 6

4 .14 Pipework connections & guidelines:

1 . Before connecting the APU Mini to the system ensure that system flushing

has been performed correctly and all foreign matter, including pipe scale,

has been removed .

Note: Foreign material from the system coming into contact with the

expansion vessel bladder could cause premature failure of the expansion

vessel .

2 . Isolating valves MUST be installed on the unit inlet and outlet, before

connection to the flexible hoses to allow the unit to be isolated if required .

The isolation valve on the outlet should be of a lockshield type . See

Fig . 10 .

3 . A drain valve must be fitted on the outlet of the APU Mini before the

isolation valve . See Fig . 10 .

4 . The connection to the heating/chilling system is also made with the

supplied flexible hose and a 15 mm compression fitting . The hose is

made water tight with a sealing washer on assembly, nip tight to 4 to

5 Nm for water tight seal . (Do not overtighten) .

5 . The connection to the heating/chilling system can be made to the left

or right hand side by routing the flexible hose supplied as detailed below .

Fig . 8

Cable tie

Fig . 9

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