DeDietrich TWH Split WH 150 E, User Manual, Page: 22 / 24

7 Maintenance form for the user
Tab.18 Maintenance carried out by the user
No. Operation Periodicity
1 Operate the safety valve or unit once a month
2 Clean the outdoor unit casing using a damp soft cloth once a year
3 Clean the domestic hot water tank casing using a damp soft cloth once a year
Tab.19 Maintenance carried out by user no. 1: Date __________
No. Remarks By Signature
1
2
3
Tab.20 Maintenance carried out by user no. 2: Date __________
No. Remarks By Signature
1
2
3
Tab.21 Maintenance carried out by user no. 3: Date __________
No. Remarks By Signature
1
2
3
Tab.22 Maintenance carried out by user no. 4: Date __________
No. Remarks By Signature
1
2
3
Tab.23 Maintenance carried out by user no. 5: Date __________
No. Remarks By Signature
1
2
3
7 Maintenance form for the user
22 TWH Split WH 7647125 - v03 - 11092017