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Operating information, C(operational information), D(left select key function) – Lochinvar ARMOR 151 User Manual

Page 65

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Installation & Operation Manual

65

11

Operating information

(continued)

Status Display Screens

(cont’d)

Section

Display

Description

C

(Operational

Information)

TANK:

The temperature read by the tank sensor (if connected).

INLET TEMP:

The temperature read at the inlet to the heat exchanger.

OUTLET TEMP:

The temperature read at the outlet of the heat exchanger.

DELTA T:

The temperature difference between the inlet and the outlet of the
heat exchanger.

FLUE TEMP:

The temperature read by the flue sensor.

FLAME CURRENT:

The current measured by the flame sense circuit.

FAN SPEED:

The speed of the combustion blower.

SYSTEM PUMP:

The status of the recirculation pump output.

DHW PUMP:

The status of the DHW pump output.

BMS VOLTAGE:

The voltage received from a BMS system.

BLR PUMP OUTPUT:

The speed signal sent to a variable speed water heater pump in
percent.

RATE OUTPUT:

A 0 - 10V signal indicating the firing rate of the water heater.

DHW RUN HOURS:

The total hours of operation in the DHW Mode.

DHW CYCLES:

The total burner cycles in the DHW Mode.

LAST 10 FAULTS NO:*

The last 10 lockouts.

D

(LEFT SELECT

key function)

MENU

Press and hold the LEFT SELECT key for 5 seconds to enter the Menu
Screen.

EXIT

Press the LEFT SELECT key to exit the current screen or setting.

YES

Press the LEFT SELECT key to confirm that the water heater needs
to shutdown.

LIMITS

Press the LEFT SELECT key to enter the screen that allows you to
adjust the limit settings.

HOME

Press the LEFT SELECT key to return to the Status Screen and upload
parameter changes.