Yokogawa ADMAG AXF - Manual (Page 56)

IM 01E20D01-01E 5-7
5. MAINTENANCE
5.4 Maintenance for
Converter (Integral
Flowmeter Only)
WARNING
• Maintenance work must be carried out by the
trained personnel having knowledge of safety
standard and not by operators.
• When opening the cover, wait for more than 10
minutes after turning off the power. Further-
more, opening of the cover must also be
carried out by the trained personnel having
knowledge of safety standard.
IMPORTANT
• As a rule, maintenance of this flowmeter should
be implemented in a maintenance service shop
where the necessary tools are provided.
• The amplifier assembly contains sensitive parts
that may be damaged by static electricity.
Excercise care so as not to directly touch the
electronic parts or circuit patterns on the board,
for example, by preventing static electrification
by using grounded wrist straps when handing
the assembly.
5.4.1 Fuse Replacement
CAUTION
Please contact Yokogawa’s service office for fuse
replacement. Also be sure to use the fuse that
was supplied by Yokogawa’s sales or service of-
fices.
5.4.2 Changing the Direction of the
Display Unit
5.4.2.1 Removing the Cover
(1) Turn off the power.
(2) Loosen cover locking screw 1 clockwise using a
hexagonal wrench (nominal size 3) to unlock the
cover. (Upon shipment from the manufacturing
plant, the cover is locked.) Hold the flowmeter
with your hand and remove the cover by turning it
in the direction of the arrow as shown below.
F0516.EPS
Cover locking screws
᭺
1
᭺
2
Figure 5.4.1 Removing the Display Cover
5.4.2.2 Changing the Display Unit Direction
90 Degrees
(1) Hold the display unit with your hand and remove
the two mounting screws.
(2) Turn the display unit 90 degrees clockwise and
confirm the assembling position, taking care of the
connector and wire of the display unit.
At this time, do not remove the connector.
(3) Secure the display unit using its two mounting
screws.