N7201A653E - 第116页

NPM- TT2 EJM1EE-MB-04 M-00 Before opera- tion Rear side 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…

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NPM-TT2 EJM1EE-MB-04M-00
1
4-1-1-2
2
2
Checking the vacuum pump supply pressure
1
+
3
●Pressure range: -100 to -87 kPa
(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-TT2 EJM1EE-MB-04M-00
Before
opera-
tion
Rear side
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
1
Remove the screws 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
●Screw: Three locations
●Screw: Three
locations
●Remove screws
Rear
pressure
gauge cover
NPM-TT2 EJM1EE-MB-04M-00
4-1-1-4
Every
24
hours
PeriodicPeriodic
inspection