N7201A617E00_0317 - 第133页
NPM-W 2 EJM7DE-MB-04 M-00 1 4-1-1 -2 2 2 Checking the vacuum pump supply pressure 1 + 3 ● Pressure range: -100 to -87kPa (The indicator color change s from gray to light blue, and the vacuum pump is activated) Check the …
NPM-W2 EJM7DE-MB-04M-00
Before
opera-
tion
Inspecting the
pressure gauge 1
Tool used: None Time required: 3 minutes (Machine power ON)
4-1-1-1
Maintenance
4-1-1
Check the air pressure
Describes inspection of the supply pressure.
Front side
Vacuum pump supply
pressure
(-100 to -87 kPa)
Rear side
Main air pressure
(0.500 to 0.505 MPa)
Vacuum break
pressure (8 to12 kPa)
Cleaning blow pressure
(0.13 to 0.14 MPa)
Option air pressure
(0.4 MPa)
NPM-W2 EJM7DE-MB-04M-00
1
4-1-1-2
2
2
Checking the vacuum pump supply pressure
1
+
3
●Pressure range: -100 to -87kPa
(The indicator color changes from gray
to light blue, and the vacuum pump is
activated)
Check the vacuum pump supply
pressure (the pressure gauge)
Every
24
hours
PeriodicPeriodic
inspection
NPM-W2 EJM7DE-MB-04M-00
Before
opera-
tion
4-1-1-3
Maintenance
4-1-1
Check the air pressure (Main air pressure)
Tool used: Allen wrench (3 mm) Time required: 3 minutes
●Adjust when the main air pressure is out of the required value range.
Inspecting the
pressure gauge 2
Rear side
1
Remove the bolts and remove
the rear pressure gauge cover
2
Adjust the pressure to be
within the range
Main air
regulator knob
●How to operate the regulator knob
1: Pull the knob up
2: Adjust it
3: Pull it down
3
Attach the rear pressure
gauge cover
●Bolt: Two locations
Rear
pressure
gauge cover
●Bolt: Two locations
●Remove bolts