Vaillant aquaPLUS VUI 362-7 Service Manual download pdf (Page 32)

8 Functional checks (Commissioning Part III)

Instructions for installation and servicing aquaPLUS VUI 362-732

8 Functional checks (Commissioning

Part III)

8.1 Functional checks

Once the unit has been installed and the gas supply has

been checked, operate the system to ensure that it is

working correctly.

• Operate the system, following the operating

instructions supplied with the boiler.

• Check the system for water leaks and escaping gas.

• Check that the flue has been correctly installed,

according to the fitting instructions supplied with the

flue assembly.

• Check the burner for correct ignition and flame

picture.

• Check the hot water system for correct operation.

• Check the heating system for correct operation.

Fig. 8.1: Test for correct functioning

This appliance is fitted with a display unit that uses

symbols to show the current operating status of the

boiler. Additionally to this the status of the boiler can be

checked using the Status Mode.

8.2 Hot-water supply

• Activate the system.

• Fully open one of the hot water taps in the system.

• Press the ”i“ key.

Status code “S.14” appears on the display to indicate

that the hot-water supply is functioning correctly.

Fig. 8.2: Display indication while hot water is being supplied

8.3 Power store filling mode

Note: The power store is delivered turned off and

must be turned on during commissioning.

• Activate the system.

• Ensure that the hot water thermostat is set to the

required heat level.

• Press the ”i“ key.

Status code “S.24” appears on the display if the tank is

being recharged.

Fig. 8.3: Display indication during power store filling mode

834702_33GB_012005.qxd 09.03.2005 16:26 Uhr Seite 32

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 59 60

No comments

Vaillant aquaPLUS VUI 362-7 Service Manual Page 32