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5. Pull plug out of electrical
outlet,
put a can under filter
drain valve and slowly open valve to release pressure.
Unscrew
filter bowl from the outlet
filter and check
to see that screen is clean.
Reassemble
bowl,
hand
tight only.
See Fig 2.
Hand-tight
only)
6. If you are going to use latex paint or any other water
base material,
flush
unit with
water
to completely
remove
mineral
spirits.
ALVE
Fill Wetcup
Pour Grace Throat
Seal Liquid (TSL) supplied,
into wet-
cup until l/3
full. See Fig 3. Plug cord into outlet.
Fig 2
Mix Paint, Adjust
Pressure and Spray
Prepare
paint as instructed
by manufacturer.
Also see
instruction
manual
306-997.
Put paint suction
tube into pail of paint.
Do not install
spray tip yet. Squeeze gun trigger,
turn the unit on, and
let it run until all air is forced out of system.
To avoid in-
troducing
more air into the fluid line, always add paint
to original
pail rather than changing
pails.
NOTE:
If paint
is thick
and
hard
to prime,
first
remove
strainer
from
suction
tube,
then
prime unit with water or compatible
solvent.
When primed,
turn unit OFF, plug immersed
end of suction
tube
with
one finger
and
transfer
it into pail of thick paint. This keeps
air out of pump
for more positive
priming.
Replace strainer.
Fig 3
Unplug unit, relieve pressure acording
to Pressure Relief
Procedure
on page 3, and install
Reverse-A-Clean
III
spray housing
with tip installed
(see instruction
manual
307-321)
on gun. Adjust
spray pressure
to the lowest
pressure
needed
for satisfactory
operation
and spray a
test area to check
spray pattern.
Refer to instruction
manual
306-997
for spraying
technique.
For further
in-
formation
on
tip
selection,
see instruction
manual
307-321.
workday
of week.
If you are using paint that will dry
overnight,
flush daily at shutdown.
NOTE:
If pump fails to shut off with solvent in it, in-
take
valve
may
be
obstructed.
Relieve
pressure
according
to Pressure
Relief
Pro-
a
cedure on page 3, remove
and clean as in-
structed
on page 6 and reassemble
while
parts are wet. Then finish flushing.
Relieve pressure according
to Pressure Relief Procedure
For very short shutoff
periods,
relieve pressure accord-
on page 3 and clean out front
of tip frequently
during
ing to Pressure Relief Procedure
on page 3, and leave
day's operation
with
a solvent
soaked
brush,
to keep
suction
tube in paint and clean spray tip. Follow
safety
material from building
up and clogging
tip.
procedure
on page 2 when removing
the tip.
Cleaning A Clogged Tip
If
spray
tip
clogs
while
spraying,
release
spray
gun
trigger
and
turn
Reverse-A-Clean
handle
180".
Disengage
safety and trigger gun. Fluid pressure should
force
obstruction
from
spray
tip.
Release
trigger,
engage
trigger safety,
return handle to original
position
and resume spraying.
Always
wrap hose around
hose brackets
when storing
unit, even if only overnight,
to help protect
hose from
damage.
Suction
hose and tube can be routed
around
rear bracket and tube end slipped under front bracket.
Don't
store unit with
water
in it. Even for overnight
storage you should fill the unit with mineral spirits.
This
prevents rust and greatly extends the life of the unit.
If fluid pressure
fails to clear tip, see Reverse-A-Clean
instruction
manual No. 307-321
CAUTION
NEVER hold your hand or a rag in front of spray
kWARNINGj
Always
point the gun toward
the ground
or into a
To prevent stalling and possible stripping
of gears,
don't let water freeze in the pump in cold weather.
Before each use, squirt one drop of oil onto the lower
pivot point of the pump. See Fig 3.
Shutdown
and Care Of Your Unit
Check
packing
nut/wet
cup periodically
and tighten only
as necessary.
Overtightening
may cause binding
and
excessive
packing wear.
Periodically,
or if motor
overheats,
unplug
unit, relieve
pressure
according
to
Pressure
Relief
Procedure,
remove shield
and clean
all paint and dirt
off shield and
motor.
Change gearbox lube
at
least once a year. Gear-
case holds 3 pt (1.4 liter). Don't use hypoid grease.
Clean outlet filter
paint out of unit a
when storing
unit.
Flush all
on page 3, on that last
Once a month,
lubricate
needle bearing in displacement
rod; use a grease gun to apply grease to grease fitting.
See Fig 5.
4
307-075
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