GM720A-YF A
/C Service Station
8
11) Database
Here you can read the refrigerant type and filling amount and the refrigerant oil type and filling
amount of the automotive.
12) Equipment Maintanance
12-1) Exchange dry filter
A
、
The dry filter must be exchange when it reaches the life time. There will give a message.
B
、
If not exchange the dry-filter timely, it will not be able to run the recovery, flushing and supplying functions.
C
、
Operations:
C-1:
Please check the ID of the dry-filter at the label. Which is the SN.
C-2:
Select Exchange dry-filter Function and press ENTER key.
C-3:
Input the ID.
C-4:
And then do step by step as the information.
Note: Please attention the mounting direction of the dry-filter.
12-2) Clean pipe of the unit
A
、
After a period of use, such as 2months, it should be run this function.
B
、
It can clean up the pipe line of the machine.
12-3) Calibration of load cell
A
、
When the load cell is not precise, it needs to be calibrated.
B
、
You need input the password 1510 before use this function.
C
、
If do the calibration of main tank load cell, please prepare a 10~15kg weight.
If do the calibration of oil bottle load cell, please prepare a 1kg weight.
If do the calibration of auxiliary tank load cell, please prepare a 10~15kg weight.
D
、
Follow the prompts step by step.
Note: if here have some programs, please check according to the messages.
12-4) Change vacuum pump oil
A
、
When the pump oil became cream or machine display maintenance message, the vacuum pump oil must
be changed.
B
、
If not change the pump oil in time, the vacuum pump will be easily damaged.
C
、
Steps:
C-1: Open the back-down cover.
