Thermo King V-520 Series, Operator'S Manual

Page: 23 / 44

TK 55032-18-OP-EN 23
3. Check the setpoint, and adjust if necessary. Refer to ( “Entering the
Setpoint Temperature,” p. 23 ).
N No otte e:: When the unit is connected to an electric power source, engine driven
operation is automatically blocked. If the vehicle engine is started up
while the power cable is still connected to the electric power source,
the unit will continue to operate in electric standby mode and the
buzzer will sound (if enabled)
Figure 13. Standard Display with Standby Symbol
Entering the Setpoint Temperature
The Setpoint Temperature can be quickly and easily changed.
Single Temperature Units
1. Press and release the Select key twice and the current Setpoint
Temperature and the letters SP will appear on screen.
2. Press the Up or Down arrow keys to select the desired Setpoint
Temperature. Each time either of these buttons is pressed and released,
the Setpoint Temperature will change one degree.
3. Press and release ENTER key to set the setpoint or press and release
SELECT key to set the setpoint and return to the Standard Display.
IIm mp po orrtta an ntt:: If the Select key is not pressed within 20 seconds to select the
new Setpoint Temperature, the unit will continue to run at
the original Setpoint Temperature.
N No otte e:: Once the setpoint has been entered unit operation is fully
automatic.
O Op pe erra attiin ng g IIn nssttrru uccttiio on nss