OPERATING INSTRUCTIONS

DISPLAY PANEL

STANDBY LED

TEMPERATURE

 

(GREEN)

UNITS-OF-MEASURE

STANDBY-ON/OFF

NUMERIC

UP (HOTTER)

BUTTON

DISPLAY

BUTTON

MODE

 

BUTTON

 

 

 

 

KEY LOCK

 

 

 

 

 

 

 

 

BURNER IN

 

 

 

MODE LEDs

 

(3)

OPERATION

 

 

 

 

 

 

 

DOWN (COLDER)

 

 

 

 

 

FAULT INDICATOR

BUTTON

FIGURE 33

Changing the Standby Status

When the Standby Button is pressed, the Status changes to normal operation and all the LEDs on the display will light up for a period of 1 second to verify operation. The button can toggle the status between Normal operation and Standby.

Key Lock

NOTE: This is a tamper resistant feature.

The Key Lock is considered “On” or “Off”:

Key Lock is turned “On” after one minute without a key press by the user.

Key Lock can then be turned “Off” for one minute by simultaneously pressing the “Up” Button and the “Down” Button for three seconds.

When the keys are locked, the Temperature Set-point cannot be increased and the Operating Mode cannot be changed. The set-point may be decreased while the keys are locked.

The On/Off Button is not affected by the Key Lock feature. All other buttons are “locked” when the Key Lock is “On”.

The “Key Lock” icon will be displayed if the water heater is either in the lock or unlock condition. The Icon is composed of 3 components, the base, a locked and an unlocked arc.

Operating Modes

Operating modes are:

Boost (for peak demand), Energy Saver and Vacation. Three LEDs are used to indicate the Operating Mode.

Vacation Mode:

Yellow LED

Energy Saver Mode:

Green LED

Boost Mode:

Orange LED

The Operating Modes have the following characteristics: Vacation mode:

Fixed temperature setting of 90°F (32°C)

Set-point Difference is 14°F (8°C)

Tank Set-point Differential is 22°F (12°C)

Energy Saver mode:

Temperature range from 100°F to 135°F (38°C to 57°C) in increments of 1°F or 1°C

Set-point Difference is 14°F (8°C)

Tank Set-point Differential is 14°F (8°C)

Boost mode:

Temperature ranges from 140°F to 158°F (60°C to 70°C) in increments of 1°F or 1°C

Set-point Difference is 14°F (8°C)

Tank Set-point Differential is 9°F (5°C)

Switching between operating modes is done by pressing the “Mode” Button when the Key Lock is “Off”. When a mode is active, the corresponding LED is turned on. Pressing the “Mode” button will cycle between the three possible modes of operation.

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American Water Heater 316888-004 warranty Operating Instructions, Display Panel

316888-004 specifications

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