Installation Instructions

Commissioning the heating system

Logano G115 WS US/CA - Technical specifications are subject to change without prior notice.

6.3 Checking position of heat exchanger baffles

Prior to commissioning, check that the heat exchanger

baffles are in a horizontal position:

V Open burner door by removing the two hexagon-head

bolts at the sides.

V Slightly withdraw the flue gas baffles from the heat

exchanger.

V Adjust the heat exchanger baffles to a horizontal posi-

tion and push them back into the heat exchanger.

V Close burner door with the two hexagon bolts (approx.

90 inch-lbs). Tighten the hexagon bolts evenly to prop-

erly seal the burner door.

Fig. 27 Opening the burner door

1 Flue gas baffles in the heat exchanger

6.4 Preparing the heating system for operation

V Open the fuel supply at the main shut-off valve.

V Switch on the heating system emergency shut-off

switch and/or the appropriate circuit-breaker.

6.5 Starting up the control and the burner

For further start-up steps, follow the burner start-up

sequence.To do so, it is essential that you consult the

burner Æ documentation.

Use the on/off switch on the controls to switch the heat-

ing system on. The burner starts up if the system is calling

for heat or if you set the controls to manual mode.

Æ service instructions for the controls.

V Select "Manual" mode .

V Set the boiler water temperature control to the desired

temperature.

V Switch the on/off switch on (position "I").

Fig. 28 Switching on the controller

(e. g. Logamatic 2000)

1 Boiler water thermostat

2 On/off switch

7 747 019 141-27.1RS

7 747 019 141-28.1RS