User Manual

5. ASSEMBLY OF OPTIONAL PARTS
1) Installation of bracket
Mount the bracket in the direction as shown in the figure.
2） Secure with the set nut
3） Tightening
∗
When retightening
Please follow the table below for hand tightening and retightening.
AW20K-B 34/38 2.0±0.2 N・m
AW30K-B 52/55 3.5±0.2 N・m
AW40K-B 52/55 4.0±0.4 N・m
1) Installation of pressure gauge
Tool size
Amount of
retightening
Tightening torque
2 to 5 notch
2）
））
）Round type pressure gauge
Filter regulator
Use sealing material on pressure gauge thread and gauge port of
1）
））
）Bracket
Assemble so that the bracket and non-rotating parts can align
properly.
Ensure knurling tool side of the bracket of the knurling tool side of
the set nut are facing each other.
It is recommended that the set nut is tightened securely by hand
usually.
Knurled surface on bracket and set nut is used to lock the
assembly.
Please use hook spanner on hook groove of the set nut, and
tighten.
Non-rotating
Hook groove
Set nut
Bracket
Filter
regulator
（Knurled tool
faces）
（Knurled tool
faces）
Please refer to "Piping" on page 4 when using sealing tape.
AW20K-B
AW30K-B
AW40K-B
AW60K-B
Note 1） Positioning of pressure gauge
Please install the plug on the front side.
Note 3） Tightening torque
filter regulator.
Use sealing material on pressure gauge thread and gauge port of
the filter regulator.
The pressure gauge connection port, AW20-B to AW60-B series
is 1/8 (3 to 5 N･m).
Note 2） The plug is not used if the pressure gauge is in front of the
Please use the value in the torque table described in "Piping" on
page 4 when tightening pressure gauge.
Tool sizeFilter regulator
12
When shipping, the sealing tape is attached to the pressure
gauge.
Please refer to the following for the size of the spanner when the
pressure gauge is installed.
Please detach the plug when you install the pressure gauge on
the back of the filter regulator.
Please adjust the pressure gauge orientation by tightening the
thread.
Don't unscrew gauge, air leakage may occur.
Plug
Pressure gauge
Filter
regulator
Gauge port
9