4. Checks and Maintenance
4 - 2
・
Open the residual pressure release cock at
the drain tube connection port to release air
and drain fluid left in the product.
(Leave the drain tube connected and hold it
with hand so that it does not get twisted.)
・
Because drain may be given by air
pressure left in a product like a careful.
・
Remove the drain tube.
Pull out the tube while pushing up the drain tube
release bush.
・
Hold the case assembly lightly and pull down the
lock button with thumb. Then, turn the case
assembly to the left (or right) to 45°to align the
marks.
・
Release your thumb from the lock button and
slowly pull down the case assembly (vertically) to
remove it.
・
Remove the auto drain strainer and clean it. Take
care not to cut your hand with the sharp edges of
the strainer.
・
Pour solution of neutral detergent into the case
assembly and shake it well to clean.
・
Check the case O-ring for damage such as
scratches, twisting or foreign particles attached to it.
Then, apply grease thinly and fit it in the groove in
the case assembly.
・
Fit the auto drain strainer to the case assembly and
fit it into the drain separator body. Turn it untill the
lock button clicks.
・
Try to turn the case assembly lightly and check that
it does not turn. If it turns, start with fitting the case
assembly to the body again..
・
Close the residual pressure release cock and
mount the drain tube and front panel as they were.
・
When reapplying compressed air to the air dryer,
first open the valve on the inlet side slowly. Check
for compressed air leak and if everything is all right,
open the valve on the outlet side.
・
If the auto drain strainer or case assembly is
damaged or very dirty, replace it with a new one.
Drain tube
S
S
S
S
O
O
O
O
Open
Close
Residual
pressure
release
cock
Drain tube
release bush
Lock
button
Pull it down
slowly.
Turn to 45°
（
right or left
）
Lock
Mark
CAUTION
Check that
air
pressure is zero
before servicing.
Check that
air
pressure is zero
before servicing.
Drain separator
body
Auto drain
strainer
“
O”ring
Case assembly
CAUTI ON
Check t hat air
pressure is zero
befor e servicing.
