Black Max WIRELESS Series Owner's Manual page 18

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VACUUM HOLD TEST
3. Assemble the BLACKMAX
MDXVG vacuum gauge
accessory to the Suction
Port on an AC system as
shown [FIG.11].
4. In this mode, the manifold will show current vacuum
in the system. The display begins to show vacuum
levels at 25000 microns or less and is accurate to
+/- 10 microns. Continue to run vacuum pump until
the desired vacuum level is reached. Once reached,
proceed to Vacuum Hold Test.
5. Vacuum Hold Test - To perform this test, press
[CLR] to go to the Main Screen [FIG.1] Vacuum
Gauge Accessory should still be plugged into
manifold.
6. At Main Screen [FIG.1] press [TEST]. The Test
Vacuum Set Screen appears [FIG.12]
7. Press [SET] to advance to Vacuum Hold Test –
Time Set Screen [FIG.13].
8. Use [UP/DOWN ARROWS] to adjust test
duration in 5 minutes increments (minimum
time is pre-programmed at 5 minutes).
A) Press [SET] to store Vacuum Test duration
time. Vacuum Hold Test Screen [FIG.14]
will now be displayed.
NOTE: The Vacuum Reading in the upper Left display is still active. The Reading in the
upper Right display is not active unit steps 2 and 3 are completed.
18
www.
Suction Suction
port port
Vacuum Gauge
AVT45 Brass
Accessory
Tee Connector
Test Vacuum Set Screen
hh : mm
Vacuum Hold Test Time Set Screen
.com
FIG.11
Discharge Discharge
port port
FIG.12
APO
Vac
FIG.13
APO
Set test
duration (adjust
in 5 minute
Vac
increments
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