8.4 WHM STATUS DISPLAYS
The following WHM status information will be displayed to inform the user of critical WHM real-
time operating conditions:
Once a unit is defined as the WHM Manager, the green Manager light appears on the
Controller’s front face. In addition, the flowing status information appears on the WHM Cascade
Status screen:
MANAGER-DISABLED – The Manager has been disabled and is not available
MANAGER-STANDBY – The Manager is “Cycled Off” and is available to be lit off
MANAGER-IGNITED – The Manager is ignited
On unit’s defined as WHM Clients, the flowing status information will be displayed on the Unit
Status screen:
CLIENT-DISABLED – The Client has been disabled and is not available
CLIENT-STANDBY – The Client is “Cycled Off” and is available to be lit off
CLIENT-IGNITED – The Client is ignited
8.5 WATER HEATER MANAGEMENT ALTERNATING STATUS
DISPLAYS
Manager/Client Status Displays:
On both WHM Manager and Client units, the following status information will alternate, and be
displayed on the WHM Cascade Status screen
:
Figure 8.5: WHM Cascade Status Screen
The following messages can appear on this screen:
FAILSAFE ACTIVE – The Client Failsafe Mode has been activated
All Heaters On – All available heaters are ignited
All Heaters Off – All available heaters are off
Enabling First – The first heater is allowed to ignite and its valve is opened
Enabling Next – The next heater is allowed to ignite and its valve is opened
Wtr Htr Inactive – This Client unit is inactive; its valve is closed and can’t ignite
Wtr Heatr Active – This Client unit is active; its valve is opened and it can ignite
REMOTE SIG FAULT – Remote signal fault
WHMS FAILSAFE – WHMS is in Failsafe Mode
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