Harbor Freight Tools Model 99780 - Manual (Page 8)

SKU 99780-81 For technical questions, please call 1-800-444-3353. Page 8
Connect a 1/4” NPT air hose (rated 9.
155 PSI or higher) to the air con-
nection. The air hose must be long
enough to reach the work area with
enough extra length to allow free
movement while working.
Incorporate an in-line oiler, shut-off
10.
valve, regulator with pressure gauge,
and filter for best service, as shown in
the diagram below. An in-line shutoff
valve is an important safety device
because it controls the air supply
even if the air hose is ruptured.
tool
air
compressor
Quick
coupler air hose
on reel
Filter
regulator with
pressure gauge
male
connector
male
connector
Valve
Quick
coupler
recommended air line components
Oiler
Operating instructiOns
read the entire impOrtant
saFetY inFOrmatiOn
section at the beginning of this
manual including all text under
subheadings therein before set
up or use of this product.
tO preVent
seriOus injurY
FrOm accidental
OperatiOn:
turn the power switch of the
tool to its “OFF” position and
unplug the tool from its
electrical outlet before
performing any inspection,
maintenance, or cleaning
procedures.
Make sure the air tool’s throttle or 1.
switch is in the off position.
Connect the tool that will be used for
2.
the job to the airline.
Close the in-line safety valve be-
3.
tween the compressor and the tool.
Connect an air hose rated to the in-
4.
tended PSI that will be used with the
tool to the Air Connection. The air
hose must be long enough to reach
the work area with enough extra
length to allow free movement while
working.
Plug the Power Cord into a grounded
5.
120 V electrical outlet.
Move the Power Switch to its ON
6.
position.