Mestek HeatNet V3 Operation & User’s Manual

82, HeatNet Control REV 3.47-1 Page 82 * Status Information Whenever an * is displayed on the RUN screen it indicates that there is more information available about the current running conditions. This information can be viewed by going to the *STATUS screen as shown on the previous …

83, HeatNet Control REV 3.47-1 Page 83 Status information screens This screen indicates the control is attempting to re - initiate the ignition control because the ignition control did not begin PRE -PURGE. For more information see CALL SERVICE LOG entry. This scr…

49, WIRING CONNECTIONS HeatNet Control V3 1.x Page 49 Figure 39 Failsafe common system pump wiring System Pump Contactor System Pump Voltage Feed System Pump System Pump Voltage Return 120VAC Ph2 Ph3 120 Return 120 VAC Return DPST Relay System Flow Prove Switch 120VAC Add a…

16, Mestek HeatNet V3 SETUP & OPERATION HeatNet Control V3 1.x Page 16 EXCEPTION NOTES: 1. Mixing more than two different size/type boilers becomes more complex than the scope of this manual and is not recommended. 2. If using more than one Priority 1 boiler and the calculated value is < Priority 1M…

86, APPENDIX A HeatNet Control REV 3.47-1 Page 86 DELTA TEMPERATURE WARNING: If the temperature difference across the boiler and measured from RETURN water to SUPPLY water exceeds “EXCHGR DELTA” this message will be displayed. This can be set to an alarm condition in the AUX FUNCTIONS …

78, WORKSHEET HeatNet Control V3 REV 1.x Page 78 REMAINS ON: LOCAL PUMP VFD FLOW PROVE NIGHT SETBACK SETBACK ENTRY 1 2 3 4 ENTRY IS SETBACK ° ° ° ° SETBACK TIME START DAY T…