Table of contents
1. Description and operation ..................................................................................... 4
1.1. Purpose ........................................................................................................ 4
1.2. Terms of Use ................................................................................................. 4
1.3. Specifications ................................................................................................ 4
1.4. Content of delivery ........................................................................................ 4
1.5. Main functions ............................................................................................... 4
1.6. IU 7.2 design................................................................................................. 4
1.7. IU 7.2 operation ............................................................................................ 7
1.7.1. Voice negotiation with dispatch. ............................................... 7
1.7.2. Using intercom ........................................................................ 7
1.8. Safety precautions ......................................................................................... 7
2. SETTING UP ......................................................................................................... 7
2.1. Setting up the device ..................................................................................... 7
2.2. Making internal network ................................................................................. 8
2.3. Connecting internal battery ............................................................................ 9
2.4. Wiring IU 7.2 ............................................................................................... 10
3. MAINTENANCE ................................................................................................... 10
3.1. General instructions ..................................................................................... 10
3.2. Quarterly maintenance ................................................................................. 10
4. PERMANENT REPAIR .......................................................................................... 11
5. INSTALLATION ................................................................................................... 11
5.1. Organizational and technical activities ........................................................... 11
5.2. Safety regulations ........................................................................................ 11
5.3. Before installing ........................................................................................... 11
5.4. Installing IU 7.2 ........................................................................................... 11
6. TESTING ............................................................................................................ 11
7. STORAGE ........................................................................................................... 12
8. TRANSPORTATION ............................................................................................. 12
Appendix 1……………………………………………………………………………………………………………………. 13
Appendix 2 ……………………………………………………………………………………………………………………..14
Appendix 3 ……………………………………………………………………………………………………………………..15
Appendix 4 ……………………………………………………………………………………………………………………..16
