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10-3. Square Embedded Type Pressure Gauge Replacement
Applicable
model
Work
category
Tool
Criteria
1)
Remove the pressure gauge cover.
Rotate the pressure gauge cover 15 degrees in
the arrow direction (counterclockwise) and pull it
out.
-
-
2)
Remove the pressure gauge.
Remove the 2 mounting screws and remove the
pressure gauge.
Phillips
screwdriver
-
3)
Confirm that the O-ring is mounted onto the
pressure gauge.
When the O-ring comes out or is left on the
regulator, mount the O-ring to the pressure
gauge correctly.
-
Presence of the O-ring
4)
Mount the pressure gauge.
Mount the pressure gauge to the regulator with
the mounting screws and tighten the screws
referring to the tightening torque to the specified
criteria.
Phillips
screwdriver
Tightening torque:
0.85+/-0.05 N m
5)
Mount the pressure gauge cover.
Set the pressure gauge cover with its arrow on
the lower right corner. Mate the 2 fingers of the
pressure gauge cover with the 2 finger slits of
the pressure gauge, and rotate the pressure
gauge cover 15 degrees to the opposite
direction of the arrow (clockwise).
-
-
*Note ) Applicable to the product with square embedded type pressure gauge (E).
Step
AR20M
AR30M
AR40M
Assembly
Disassembly
-17-
(5)
Pressure gauge cover assembly
(5)
Pressure gauge cover
Mounting screws
(2 pcs.)
Pressure gauge
O-ring
(4)
Square embedded type pressure gauge