Graco Reactor E-20 PH9030 — инструкция по ремонту насосов и безопасной работе с оборудованием [25/76]

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Repair

312066ZAF 25

Repair

Before Beginning Repair

1. Flush if necessary; see Flushing, page 26.

2. Park component A pump.

a. Press .

b. Trigger gun until pump A stops. After fluid

pressure drops below 700 psi (7.9 MPa, 79

bar), motor will run until component A pump is

at bottom of its stroke, then shut off.

c. Check ISO reservoir for component A pump. Fill

wet cup on component B pump. Refer to your

Reactor system manual.

3. Turn main power OFF .

4. Perform the Pressure Relief Procedure.

Pressure Relief Procedure

1. Relieve pressure in gun and perform gun shutdown

procedure. See your gun manual.

2. Engage gun piston safety lock.

3. Close gun fluid manifold valves A and B.

4. Shut off feed pumps and agitator, if used.

5. Turn PRESSURE RELIEF/SPRAY valves (SA, SB)

to PRESSURE RELIEF/CIRCULATION .

Route fluid to waste containers or supply tanks.

Ensure gauges drop to 0.

6. Disconnect gun air line and remove gun fluid

manifold.

Repairing this equipment requires access to parts

that may cause electric shock or other serious injury if

work is not performed properly. Have a qualified

electrician connect power and ground to main power

switch terminals, see operation manual. Be sure to

shut off all power to the equipment before repairing.

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