Saturn KDB - 161 GOM Manual page 93

No
Unplug the boiler from the electric outlet.
Span the front cover .
Close the water valve.
Release the heating water by unscrewing the drain screw below the circulator pump.
Separate the fan unit.
Separate the board holding the ignition transformer and the air pressure switch.
Separate the hot water sensor.
Remove the 2 screws below the front cover fixing the hot water outlet of the hot water heat exchanger.
Separate the 2 pins connecting the hot water heat exchanger and the strainer, the hot water heat exchanger
and the expansion tank.
Separate the hot water heat exchanger from the boiler.
Connect the hot water heat exchanger to the hot water outlet from outside.
Fix the hot water heat exchanger to the boiler.
Fix the hot water outlet of the hot water heat exchanger by screwing the 2 screws.
Insert the pipe clip at the connecting points.
Fix the board holding the ignition transformer and the air pressure switch.
Open the water, plug in the power cord, replenish water and check for water leak and if everything is fine, close
the front cover.
1. Check for water leak after assembly.
2. Make sure the O-ring is assembled correctly.
15 Part name
Replacement steps
Domestic water heat exchanger
Caution
- 93 -
KDB-GOM
Series