Graco Therm-O-Flow 20, Инструкция - Каталог запасных частей

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Operation
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Operation
Pressure Relief Procedure
1. Engage the gun trigger lock.
2. Shut off the main air supply to the pump.
3. Close all air bleed valves.
4. Disengage the gun trigger lock.
5. Hold a metal part of the gun firmly to the side of a
grounded metal pail, and trigger the gun to relieve
pressure.
6. Engage the gun trigger lock.
7. Have a container ready to catch the drainage, then
open the drain valve or pump bleed valve.
8. Leave the drain valve open until you are ready to
spray/dispense again.
9. If you suspect that the spray tip/nozzle or hose is
completely clogged, or that pressure has not been
fully relieved after following the steps above, very
slowly loosen the nozzle retaining nut or hose end
coupling to relieve pressure gradually, then loosen
completely. Now clear the tip/nozzle or hose.
10. To relieve pressure in the ram, see the Ram Pres-
sure Relief Procedure, page 21.
Raising and Lowering Ram
The ram control lever on the control panel has 3 set-
tings. F
IG
. 4.
• Ram UP raises the ram
• Ram DOWN lowers the ram
• Ram OFF puts the ram in neutral, stopping the air
pressure from moving the ram either up or down.
WARNING
Read warnings, page 4, and follow the Pressure
Relief Procedure whenever you:
•
are instructed to relieve pressure
• stop operation
• check, clean, or service any of the equipment
WARNING
When raising or lowering the ram, keep hands and
body away from ram plate and pail lip. Read warnings,
page 4.
F
IG
. 4
Ram UP
Ram OFF (neutral)
Ram DOWN