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Check the distance you will need to hold spray nozzle
from surface by test spraying on
a
scrap of similar
material. For soft surfaces, such as wood, hold nozzle
about
3
ft (1
m) from surface and gradually bring
it
i
damaging the surface.
closer, check to see if the high
pressure spray is
Mist-wet surface with cleaning solution. Let
it
soak
briefly, then use spray rinse to "chisel" off din. Keep
nozzle at an
angle to surface, and
at
distance you
determined to be best for surface.
If some din remains,
repeat procedure, lening
it
soaka little longer. Stubborn
din can be cleaned off better with a stronger, heated
cleaning solution.
When you have finished cleaning, shut off unit and
trigger spray gun to relieve pressure. Protect surfaces
that might be damaged by cleaning solution or high
pressure spray, and rinse solution before
it
dries.
WARNING
Follow these. precautions when removing and
installing noules:
1. Use only spray tips that are matched to unit.
2.
Shutoff thecleaningunitandtriggerthegunto
relieve pressure. Engage the trigger safety.
3.
Keep the nozzle and
the
tube pointed away
from you and everyone else.
4. Do
not
put your hand over the tip to push the
keep your fingers away from the tip.
nozzle into place. Grasp
it
from the side and
5.
Do not let anyone else touch the spray valve
while you are cleaning nozzles.
6. Be sure the slip ring is pushed forward to
lock
the nozzle in place before triggering the spray
gun.
Shutdown
and Care
of Unit
When the unit
is
not
in use, turn off the water supply.
When shutting down for the day or weekend, shut off
the unit, shut off the water supply valve. andtriggerthe
gun to relieve pressure. Wipe off the unit
with a
damp
rag.
CAUTION
spraying, for longer pump life.
The pump will
unit when not
actually
without spraying.
overheat if
left running
for over
10 minutes
often as necessary, at least daily. Do not operate
the
Check the filter screen in the water inlet connection as
unit with the inlet and filter screen removed.
THE
PUMP MUST NOT BE RUN DRY and must be
drained of water
before exposure to freezing
temperatures. Use and,store the unit where
it
wilf not
be subjected to freezing temperatures. If water does
freeze
in the unit, thaw before trying to start. A 50%
antifreeze solution 'may be pumped
prior to cold
weather storage.
CAUTION
Let a frozen pump thaw
in a warm place. Don't
pour hot water on a frozen pump.
Do
not pump caustic materials.
Before extended storage, flush the pump with light
oil.
Avoid dragging hose over an abrasive surface such as
cement. This causes excessive wear and shorter hose
life.
Clean the intake line strainer daily
Lubrication
and
Care
Fill the pump crankcase to the dot on the oil gauge
window with crankcase oil
(801-144) or equivalent
SAE
40
weight hydraulic oil with antiwear and rust
inhibitor additives. Change the initial fill after a 50 hour
running period. Change oil every
3
months or at.500
hour intervals.
WARNING
or
modlfy
1
the unloader
I
valve.
performance of unit and will void manufacturer
Altering or adjusting unloader will
not
increase
warranty.
Winter Maintenance
1.
Turn off and
disconnect water supply and
discharge lines.
2.
Pump a 50% antifreeze
solution through
the
machine making sure all water has been displaced.
3.
When machine is
needed, connect the water
supply and circulate the antifreeze from the
machine to containers for reuse. When the water
flowing from the outlet becomes clear, reconnect
discharge lines.
801-237
5
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