Owner manual

4
LED DESCRIPTIONS
ON: The heaters are on
FLASHING: The working setpoint is being changed
OFF: The heaters are off
ON: The blower motor is ON
OFF: The blower motor is OFF
ON: Light switched on manually
FLASHING: Normal mode. Light switched on because
of door opening.
OFF: The light is off
ON: Alarm or error in progress
ON: The temperature scale will be in degrees Fahrenheit
ON: The temperature scale will be in degrees Celsius
ON: The instrument is in stand-by mode
ALARM CODES, DESCRIPTIONS & RESOLUTION(S)
Code Type of Alarm
AL Minimum Temperature Alarm
RESOLUTION:
(a) Verify cabinet temperature
(b) The alarm will activate when the temperature is 20°F below the
setpoint temperature for 30 minutes
AH Maximum Temperature Alarm
RESOLUTION:
(a) Verify cabinet temperature
(b) The alarm will activate when the temperature is 20°F above the
setpoint temperature for 30 minutes
id Door Ajar Alarm
RESOLUTION:
(a) Make sure door is closed
(b) Verify operation of magnetic door switch
ERROR CODES
Code Type of Alarm
Pr1 Cabinet Sensor Error
RESOLUTION:
The cabinet sensor is located inside the cabinet at the top.
(a) Verify the integrity of the sensor.
(b) Verify the control sensor connection.
*Note: When this error occurs, the control will go into a safe mode.
The unit will operate in a pre-programmed ON/OFF cycle.
KEYPAD BUTTONS
*Note: Use "V-TEMP
™
Keypad" illustration above to follow these instructions.
Button 1: ON/STANDBY
Press this button for a few seconds to switch the cabinet on and off.
Button 2: AUX
Reserved button
Button 3: CABINET LIGHT
This button is used for the glass door option. Press this button to
switch the light on and off manually.
Button 4: DOWN BUTTON
This button is used in conjunction with the SET button to decrease
the setpoint.
Button 5: UP BUTTON
This button is used in conjunction with the SET button to increase
the setpoint.
Button 6: SETPOINT
This provides access to the set point edit function.
KEYPAD FUNCTIONS
*Note: Use "V-TEMP
™
Keypad" illustration above to follow these instructions.
KEYPAD LOCKING & UNLOCKING (*Manager's Lockout Feature)
a. The keypad is locked by pressing (1) “ON” and (4) “DOWN”
buttons simultaneously. The display will show the message
“Loc” for 1 second.
b. The keypad is unlocked by pressing (1) “ON” and (4) “DOWN”
buttons simultaneously. The display will show the message
“UnL” for 1 second.
SILENCING BEEPER (or AUDIBLE ALARM)
When the beeper is active, press any button to silence the alarm.
SETTING TEMPERATURE SETPOINT
a. Press the (6) “SET” button: the snow flake LED will flash and
display will show the current SETPOINT.
b. Press the (4) “DOWN” or (5) “UP” button within 15 seconds.
c. Press the (6) “SET” button to complete procedure. The
snow flake LED will switch off.
*Note: Set point is the cut out temp. A warmer has a 4˚F differential;
When a warmer is set at 160˚F, it will cycle between 156˚F and
160˚F.
V-TEMP
V-TEMP
TM
TM
ELECTRONIC CONTROL
ELECTRONIC CONTROL
"LED Display Window"
"V-TEMP
™
Keypad"
KEYPAD BUTTONS & FUNCTIONS
ALL WARMERS INFORMATION