Stermay HT-788A, Operation Instruction Manual

8

HT-788A  DC12V

※

Start the car

, put the plug into cigarette lighter socket.

※

 Connect the air hose to the inflation port, then plug the nozzle 

into the valve of inflatable products.

※

 Operation:

     a)  Connect the power supply, the LCD will light and show the 

current pressure after 2 seconds. If there is no any operation 

in 60 seconds, LCD will be in sleep, and then press "   " to 

light again. 

     b)  Pressure setting buttons “+” and “–”. The default pressure 

unit is “PSI”. Press “

” buttons to switch between the 

pressure units, and 4 units are available for selection.

     c)  The pressure setting range is 0-12 PSI. Keep touching on 

“+” or “–” button until the number flashes on the LCD, then 

press “+” or “–” button to adjust pressure. (The value will be 

increased or decreased by 0.5 PSI for each press)

     d)  Press "   " to start the low pressure pump. When the low 

pressure pump inflate enough, it will turn to high pressure 

pump to inflate automaticly. It will stop when reaches setting 

value.

     e)  The LCD shows the current pressure when the pump 

works. Pressing "+" or "-" will show setting value for 2 

seconds.