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Suunto ACW
Service Manual
Make sure that no moisture is left in
the unit.
Test the operation of the unit after
battery replacement.
After a battery change for some time a few
additional pixels (LCD segments) may be visible
on the display. These pixels are visible in
particular when the display is viewed from an
angle. This is caused by a high battery voltage
typical to a new battery (3.2V) and will disappear
or become less visible after a couple of weeks,
when the battery voltage has dropped to its
nominal level (3.0V).
5.3.4. S
ERVICE OF THE DEPTH SENSOR
Does not belong to ordinary service. Do not
open the seals if not necessary.
Required materials
•
Depth sensor O-ring, 2 pcs. (K5786)
(7.00 x 0.80)
•
O-ring for the two depth sensor screws, 4 pcs.
(K5787) (0.80 x 0.50)
When the service is necessary
The depth sensor must be serviced whenever
• it is dirty (only the depth sensor cover is
opened and the area around it is cleaned),
• there is a leak.
sophisticated precision instrument. Remember
to treat it as such. Never pull or otherwise stress
the flexprint to sensor solder joints. Damage to
these joints can be seen as light colored
breakage areas from the flexprint back at the
joints. Do not touch contact surfaces with your
bare fingers. Never reuse a sensor with any
damage.
Disassembly of the depth sensor O-rings and
cover
1. Unscrew the two screws of the depth sensor
cover with the Phillips head screwdriver (Fig.
5.3.19).
Version 2/2000, 14.8.2000
The
depth
sensor
2. Remove the depth sensor cover and filter.
3. Remove the O-rings (Fig. 5.3.20).
Detachment of the depth sensor
necessary only if there is a leak through the two
depth sensor screws.
1. Disassemble the unit as instructed in section
5.3.1. A.
2. Disassemble the depth sensor as instructed
above.
3. Unscrew the two screws holding the depth
sensor with a screwdriver (Fig. 5.3.21).
is
a
4. Remove the sensor black plastic support part.
5. Detach the depth sensor from the case. Push,
if needed, from the case outside on the
pressure sensor outer steel sleeve (Fig.
5.3.22).
5
.
3
.
1
9
5
.
3
.
1
9
5
5
.
.
3
3
.
.
2
2
0
0
Detachment of the depth sensor is
5
.
3
.
2
1
5
.
3
.
2
1
14
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