Operation; Pressure Relief Procedure - AIRLESSCO SL1100 Operation And Repair Manual

Operation

Pressure Relief Procedure

To reduce risk of injury, follow this pressure relief pro-
cedure whenever you see this symbol throughout this
manual, Also, perform this procedure whenever you:
• Stop spraying
• Check or repair any part of this system
• Install or clean spray nozzle
1. Engage the gun trigger lock. Refer to the separate
instruction manual provided with gun for safety fea-
tures and how to engage the trigger lock.
2. Turn the unit off.
3. Disengage the gun trigger lock and trigger the gun
to relieve residual fluid pressure.
Hold metal part of the gun in contact with
grounded metal pail. Use minimum pressure.
4. Turn Prime/Pressure Relief Valve (PR Valve) to the
open (priming) position to relieve residual pressure.
There will be a wider gap between valve handle
and cam body when in open position. In the
closed position there is only a very slight gap.
NOTE: The valve handle can move both clockwise and
counter clockwise and can face different directions.
3A1184A
5. Re-engage gun trigger lock and close Prime/Pres-
NOTE: If you suspect that pressure hasn't been relieved
due to damaged Prime/Pressure Relief Valve, or other
reason, slowly loosen the tip nut or hose coupling to
relieve pressure.
Setup
ti15989a
Connect the hose and gun
1. Remove the plastic cap plug from the outlet and
ti14791a
2. Connect an airless spray gun to the other end of the
NOTE: Do not use thread sealer on swivel unions as
they are made to self seal.
sure Relief Valve.
If the spray tip or hose is clogged, follow Steps 1
through 5 above. Expect paint to splash into the
bucket while relieving pressure during Step 4.
• To reduce the risk of static sparking, fire or
explosion which can result in serious bodily injury
and property damage, always ground the sprayer
and system components and the object being
sprayed, as instructed in the safety warning section
of this manual.
• Ensure electrical service is 120 VAC, 15 amp
minimum and the outlet is properly grounded.
• For generator power, a minimum 7000 watt
generator with a voltage regulation must be used.
screw a conductive or grounded 3000 psi spray
hose onto fluid outlet.
hose. Do not install spray tip.
Operation
ti14790a
7