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5
OPERATION
WARNING
To reduce the risk of injury, always
wear proper eye protection marked
to comply with ANSI Z87.1.
Priming
NOTICE
The pump is shipped without oil and
must be primed for initial use.
To ready the pump for rst time use, either:
• Add oil and run the pump for 30 minutes. Change the
oil (or let the oil cool down before beginning work).
• Add oil and wait 1 hour before beginning work.
General Operation
1. Check oil level.
2. Insert battery pack.
3. Open the gas ballast valve.
4. Make hose connections to the pump either directly
or using a manifold.
5. Open one intake port and close the isolation valve,
close gas ballast valve, and turn pump on.
6. Make vacuum connections and slowly open isola-
tion valve.
7. Slowly open the gas ballast valve at the beginning
of the evacuation process.
8. After pump settles down from initial volume of air,
close ballast valve and continue evacuating.
9. When nished, close the isolation valve and fully
open the gas ballast valve.
10. Operate the pump for 2-3 more seconds, then
turn o the pump and close the gas ballast valve.
11. Remove hose connections and cap the intake
ttings.
Troubleshooting
Problem Cause Correction
Pump
won't
start and
power
button
LED is
blinking
white
Pump is outside
temperature
range (32º to
122ºF) and the
temperatrure
protection mode
is engaged
Air leak in system
or setup
Tool has been
damaged
Bring pump into
temperature range
Inspect for leaks
Contact a
MILWAUKEE
service facility
Pump
won't
start and
power
button
LED is o
Oil level is lled
past max
The internal
check valve is
sealed
Pump is cold
The tool has
been damaged
Remove oil
Remove the tting
caps, open the
isolation valve, and
turn the pump on to
atmosphere
Bring pump into
temperature range
Contact a
MILWAUKEE
service facility
Pump
won't pull
a deep
vacuum
Contaminated oil
Oil level too low
Air leak in system
or setup
Pump inlet ttings
missing or not
tightened
Missing or
damaged seals or
o-rings
Gas ballast valve
is open
Change oil
Add oil
Prime system
Tighten or replace
ttings
Contact a
MILWAUKEE
service facility
Close gas ballast
valve
Pump
shuts
down and
then low
battery
indicator
is ashing
red, with
audible
beep
Low battery Replace battery
Pump
sounds
slower
Manifold mode is
engaged
Cold
temperatures are
causing the pump
to warm up
The tool is
entering low
battery mode to
allow the most
time for alerts
Tool is damaged
Normal operation
Continue to warm
up tool according
to directions
Change/replace
battery pack
Contact a
MILWAUKEE
service facility
Pump has
stopped
during an
evacuation
and Power
button
LED is
blinking
white
Gas ballast is
open and pump
has run for more
than 20 minutes
Close gas ballast,
wait for power
button LED to stop
blinking
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