Control and main circuit diagrams Connections to regulator Power factors Sensor resistance Spare parts Declaration of Conformity Notes Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
The outlet from the safety valve(s) must be lowered down to the floor. The opening pressure of the valve(s) must not exceed the maximum permissible system or boiler operating pressure. Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
Alarm power: Circuit breaker not switched on, possibly tripped, safety thermostat (STB) tripped Alarm network: Control voltage to regulator too low (<190 V) or fault in regulator Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
4 min. returns to original value. By pressing the menu button twice, the controller will return to normal display, «Temp / Power», see page 12. Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2...
Boiler temperature as a function of outdoor temperature. Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
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«E» button. With Slope min, you can set a minimum limit of how low you want to allow the temperature to drop. See an overview of the menus on page 12. Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
Press the menu button until the display again shows «Step / Step time». With external step control switched on, the display shows: StepE 3 ( 15) Step time Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
Operation Operation signal signal Alarm/failure Alarm/failure signal signal Sec. power Sec. power transformer transformer Cooling Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
- Adjustment of step time Integral.time 600s Note! Short step time will reduce the lifetime of the contactors. Step time out Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
0.1 higher than the calculated value. In the example above, this entails a setting of 0.32. Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
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0-10V power control power limitation Temp. sensor Sec. power ind. transformer Sec. power lim. transformers 14 15 16 Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
The safety thermostat is checked. By stopping the pump or closing the valves, you will quickly reach the trigger temperature to test if the safety thermostat trips. REPAIR AND MAINTENANCE MUST ONLY BE PERFORMED BY QUALIFIED PERSONNEL Varmeteknikk AS can be helpful with and spare parts. Tightening torques: Parts...
Tighten screws element Leakage Gasket for heating element Replace if required Defect heating element Replace if required Varmeteknikk AS Phone +47 23 37 55 00 November 2021 V2 Cooke Industries - Phone: +64 9 579 2185 Email: sales@cookeindustries.co.nz Web: www.cookeindustries.co.nz...
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