Service manual EKCO.T/EKCO.TM
16
7. ZIO-24 board EKCO.TM
Pic.7 Description of ZIO-24 board
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1
- (NA) master appliance connection point (or jumper)
2
- (Tpok) room temperature sensor connection point
3
- (Tzew) outside temperature sensor connection point
4
- (Tco2) second heating circuit temperature sensor connection point
5
- (Tzas) DHW Cylinder temperature sensor connection point
6
- (WZ) connection point of DHWT thermostat
7
- (RP) device for night or antifreeze work mode
8
- DHW tank heating indicator
9
- RP input short-circuit indicator
10
- (ZTM) three way mixing valve (under-floor heating or second heating circuit supply connection
11
- (POMPA 2) second circuit pump supply connection
12
- (POMPA CWU) DHW pump supply connection
13
- (ZAS) three-way switching valve (DHW Cylinder) supply connection
14
- (POMPA) C.H pump supply connection
15
- ZIO-24 board supply connection
16
- (ZM) power boards connection point
17
- pump operation indicator
18
- 230 volt on LB connection indicator (three-way switching valve)
19
- control panel PSK.M2 connection point
20
- DHW pump operation indicator
21
- second circuit pump operation indicator
22
- control panel PSK.M2 connection point
23
- 230 volt on U- connection indicator (ZTM three way mixing valve)
24
- 230 volt on U+ connection indicator (ZTM three way mixing valve)
25
- control panel PSK.M2 communication indicator
Summary of Contents for ECKO.TM
Page 1: ...1 KOSPEL S A KOSZALIN ul Olchowa 1 SERVICE MANUAL EKCO T ECKO TM 17 11 2020 ...
Page 5: ...5 Pic 1b EKCO TM boiler 5 01216 19 01220 23 00035 32 6 01217 ...
Page 7: ...7 Pic 2bConstruction of the boiler EKCO TM ...
Page 26: ...Service manual EKCO T EKCO TM 26 14 2 Pump Wilo Yonos Para alarm status Tab 7 Alarm status ...