GM720A-YF A
/C Service Station
6
process. Please do not stop it. The used oil can be drained out automatically.
Warning: Strictly prohibit to press the Button switch of new & used oil bottles.
6) Recovery/Recycling
A
、
By this function, it will recover the refrigerant remained in the A/C system.
B
、
Operations:
B-1: Select the Recovery Function
and press the ENTER key.
B-2: Press the ENTER key to start.
B-3: After recovery over, it’ll drain the used oil automatically.
C
、
When finished, it’ll stop automatically.
Notice: After end, you can drain the used oil by manual.
7) Vacuum
A
、
By this function, it will clean the water vapor out from the A/C system.
B
、
It should be more than 15 minutes. Generally, it needs 15 minutes at least for the air conditioning only
with front wind and 20 minutes for with the front and rear wind.
C
、
Operations:
C-1: Select the Vacuum Function
and press the ENTER key.
C-2: Set the vacuum time.
C-3: Press the ENTER key to start.
D
、
When finished, it’ll stop automatically.
8) New oil adding
A
、
It must be able to do after vacuum process.
Warning: please do not press the switch of the new oil bottle anytime when the automotive air
conditioning system is not in vacuum state, otherwise it have the risk of explosive bottles!
B
、
Pour new oil into the new oil bottle.
Note: add new oil more 20ml than the used oil drained out to avoid the air into the air conditioning
system.
C
、
Method 1: Control by manual.
After vacuum, press the button switch of the new oil bottle to fill the new oil.
D
、
Method2
：
Control automatically.
D-1:
Select the New oi adding Function
and press the ENTER key.
