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7.7 PRESSURE UP
When the A/C system pressure is lower than desired, only due to shortage
of refrigerant inside the A/C system, In this case, you no need redo all
recovery/recycling/recharging process, by this function you could add some gas
into the system and let the pressure rise to normal. The operation is only from
the LP service port. and the filled gas can not be measured.
1.
When the HP and LP pressure gauges indication is lower than
normal, please press
key to add some gas into the A/C
system:
2.
Long press
key, until the pressure is OK.
7.8 PRESSURE DOWN
When the A/C system pressure is higher than desired, only due to too much
refrigerant inside the A/C system, In this case, you no need redo all
recovery/recycling/recharging process, by this function you could remove some
gas from the system to inner tank and let the pressure drop to normal. The
operation is only from the LP service port. and the removed gas can not be
measured.
1.When the HP and LP pressure gauge indicates scale is higher than
normal, please press
key to reduce pressure from the A/C system:
2.Long press
key, until the pressure is OK.
PR E S S U R E IN C R EA S E
PL E A S E LO N G PR ES S UP KEY
RE L E A S E IT WH EN
PR E S S U R E IS DE S I R E D
PRESSURE DOWN
PLEASE LONG PRESS DOWN
KEY, RELEASE IT WHEN
PRESSURE IS DESIRED
