LM 706 A/C Service Station
8
3.11
Auxiliary functions
3.11.1
Usage of the Auxiliary Port
Note: if the connector is not used, it must be plugged with copper nut.
a) It can recharge refrigerant via this port.
b) Before vacuum, connect the pipe with the external tank to the auxiliary port.
Note: Do not open the valve of external tank during this process.
c) Run vacuum function.
d) Open the valve of external tank to recharge the right amount refrigerant into A/C system. And
then close the valve of external tank.
e) After finished, disconnect the pipes and re-back the cap to the auxiliary port.
Tip: when using the external tank to fill the refrigerant, it may be necessary to start the car and turn on the air conditioner in
some cases. It is forbidden to connect the high and low pressure ports reversely.
3.11.2
System functions
This function includes parameter setting and equipment maintenance.
3.11.2.1
Parameter setting
a) Language settings: Simplified Chinese, traditional Chinese and English
b) Weight unit setting: kg / g, LB
3.11.2.2
Calibration
(
professional)
When the load cell is not precise, it needs to be calibrated.
Tip: this function needs to be operated by authorized personnel. Please check the calibration code
with local dealers and operate under their guidance.
a)
Calibration of main-tank load cell
