Operation; Display; Before Commissioning; Switching The Appliance On/Off - Buderus Logamax GB062-24 KDE H V2 Service Manual

2

Operation

2 Operation
Fig. 1 Hydraulic connections
1 Siphon (condensation) Drain hose
2 Heating flow valve (accessory)
3 Domecti hot water qoutlet
4 Gas valve (closed) (accessory)
5 Drain hose
6 Cold water valve (accessory)
7 Heating return valve (accessory)
8 Filling valve
2.1

Display

1
2 3
Fig. 2 Display
1 Burner operation
2 Fault display/standby mode display
3 Heating mode active
4 DHW heating active
5 Summer mode active
6 Service Mode
7 Temperature display (in °C)
4
4 5 6 7
0 010 005 789-001
2.2

Before commissioning

NOTICE:
Commissioning without water will
destroy the appliance.
B Only operate the appliance once it has been
filled with water.
B Adjust pre-charge pressure of expansion vessel to static
head of the heating system.
B Open the automatic air vent valve (leave open).
B Open all system radiator valves.
B Open the cold water valve.
B Open the cold water valve and one hot water tap until
water flows out.
B Open the heating flow valve and heating return valve.
B Fill the heating system to 1 - 2 bar and close the fill valve.
B Bleed radiators.
B Top up heating system to pressure of 1 - 2 bar.
B Check that the gas type specified on the type plate
matches that of the gas supply.
2.3

Switching the appliance on/off

Switching on
B Start the appliance at the standby key.
The display shows the heating water flow temperature.
Switching off/ standby mode
B Shut down the appliance at the standby key.
Only the warning symbol continues to be displayed.
B If the appliance is to be switched off for a longer period of
time: observe correct frost protection procedures.
Fig. 3
Logamax Plus GB062