Potterton SIRIUS THREE FS 130 Installation, User And Service Manual page 120

11 Maintenance
Fig.158
4
Fig.159
5
Fig.160
6
5'
7
Fig.161
8
120
4. Vacuum up the remaining residue.
MW-2000791-01
5. Rinse with clean water.
Warning
Do not rinse the deflector insulation.
MW-2000792-01
6. Spray with white vinegar or a cleaning product suitable for stainless
steel.
Warning
This step must be carried out if there is a high level of fouling, and
may be repeated several times.
7. Leave to work for 3 to 5 minutes.
MW-2000793-01
8. Clean using a nylon brush.
Warning
Only use a nylon brush. Do not use a metal brush. Using a metal
brush will irreparably damage the heat exchanger.
MW-2000794-01
7702639 - v03 - 10072018