Bosch Greenstar 12i Service Manual download pdf (Page 29)

INSTALLATION

6 720 644 743b (2011/08)

HANGING THE BOILER

B Hang the boiler on to the wall mounting frame by the

two brackets positioned left and right at the top rear

of the appliance.

Do not lift the appliance by the air gas manifold. There

are two handling holes incorporated into the inner

casing left and right in the lower section of the

appliance.

Fig. 33 Hanging the boiler

PRESSURE RELIEF CONNECTIONS

1. Push the lever on the pressure relief connector UP

until the stop on the inside of the handle is over the

shoulder of the metal bracket to secure in place.

Fig. 34 PRV in the up position

B Remove the screw from the control panel retaining

bracket and lower the control panel into the service

position.

B Make connections to the heating system.

Connect the gas supply to the boiler gas cock 22mm

compression.

EXPANSION VESSEL CONNECTION

To connect the expansion vessel flexible pipe to the

hydraulic manifold situated to the left of the pump:

B Remove and discard the plastic cap from the

expansion vessel flexible pipe.

1. Refer to figure 35, release the retaining clip.

2. Remove and discard the orange plastic blanking plug

from the pressure vessel connection at the hydraulic

manifold.

Fig. 35 Blanking plug

1. Refer to figure 36 and insert the expansion vessel

flexible pipe it to the fitting on the pump.

2. Secure in place with the wire retaining clip.

Fig. 36 Expansion vessel hose connection

B Connect the pressure relief drain pipe to 15mm

compression joint using the compression nut and

olive supplied in the literature/hardware pack.

NOTICE: The pressure relief connector

must be repositioned after the boiler has

been correctly mounted to the wall

mounting frame.

To ease assembly of components, apply

silicone lubricant to sealing surfaces.

6720643895-22.1Wo

6720644743-17.1Wo

6720645222-05.1Wo

6720645222-06.1Wo

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 71 72

Comments to this Manuals

No comments

Bosch Greenstar 12i Service Manual Page 29

Comments to this Manuals

Related products and manuals for Water heaters & boilers Bosch Greenstar 12i