TEC 3000 Operating and Maintenance Freezer Manual
7.2.3.2.
Hot Gas Bypass Settings
1. Press “SETUP”
Controller will prompt for a password. A flashing cursor
on the entry screen will make it clear which digit is being
changed. Use the “▲/▼” keys to scroll to the
appropriate number. Press “ENTER” to advance the
cursor to the next position.
2. Press “ENTER”
The display will read “Temperature Menus”.
3. Press “SETUP”
The display will read “Add-on Menus”.
4. Press “ENTER”
The current battery status will be displayed.
5. Press “SETUP”
Until the display reads “Hot Gas Bypass Menus”.
6. Press “ENTER”
The display will read “Hot Gas Bypass”. Use the “▲/▼”
keys to adjust and press “ENTER” to save.
7. Press “SETUP”
The current Bypass Temperature Sensor reading will be
displayed.
8. Press “SETUP”
The display will read “Bypass Temp Setpoint”. Use the
“▲/▼” keys to adjust the value and press “ENTER” to
save.
9. Press “SETUP”
The display will read “Bypass Alarm Time Delay”. Use
the “▲/▼” keys to adjust the value and press “ENTER”
to save.
10. Press “SETUP”
The display will read “Stuck Valve Alarms”. Use the
“▲/▼” keys to adjust the value and press “ENTER” to
save.
11. Press “SETUP”
The display will read “Stuck Open Delay”. Use the
“▲/▼” keys to adjust the value, 1min to 90min and
press “ENTER” to save.
Higher User Level
Required use ▲▼ to
ENTER Password
0000
Press ENTER for
Temperature Menus
or press SETUP for
next menu
Press ENTER for
Add-on menus
or press SETUP for
next menu
Battery Status
On AC Power
Press ENTER for
Hot Gas Bypass menus
or press SETUP for
next menu
Hot Gas Bypass
DISABLED
Use ▲▼ to adjust
Press ENTER to save
Bypass Temperature
20.0 °C
Bypass Temp Setpoint
-70.0 °C
Use ▲▼ to adjust
Press ENTER to save
Bypass Alarm Time Delay
5 min
Use ▲▼ to adjust
Press ENTER to save
Stuck Valve Alarms
DISABLED
Use ▲▼ to adjust
Press ENTER to save
Stuck Open Delay
1 min
Use ▲▼ to adjust
Press ENTER to save
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