Graco 24G785 Benutzerhandbuch
Repair
8
3A1211M
Repair
Preventive Maintenance
Schedule
Schedule
The operating conditions of your system determine how
often maintenance is required. Establish a preventive
maintenance schedule by recording when and what kind
of maintenance is needed, and then determine a regular
schedule for checking your system.
maintenance schedule by recording when and what kind
of maintenance is needed, and then determine a regular
schedule for checking your system.
Pressure Relief Procedure
1.
Shut off the air supply to the pump.
2.
Close the bleed-type master valve (required in sys-
tem).
tem).
3.
Open the fluid ball valve and/or dispensing valve to
relieve fluid pressure.
relieve fluid pressure.
Remove the Shroud
1.
2.
Disconnect air lines.
3.
Remove exhaust fitting (42) and air inlet fitting (43)
with o-ring (44).
with o-ring (44).
4.
Remove the lift ring (41), hand screw (40), and
o-ring (39).
o-ring (39).
5.
Lift the top shroud (46) straight up off the motor.
6.
Remove four screws (48). Slide the bottom shroud
(47) down.
(47) down.
•
Trapped air can cause the pump to cycle unexpect-
edly, which could result in serious injury from skin
injection or moving parts.
injection or moving parts.
•
Relieve pressure when you stop pumping and
before cleaning, checking, or servicing equipment.
before cleaning, checking, or servicing equipment.
•
Do not lift or move motor while pressurized.
F
IG
. 2. Shroud removal
ti16226a
43
42
41
40
39
46
47
48
48
44