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9. MAINTAINING THE DSP [How to Service the DSP Air Compressor]
Set Screw
Diaphragm
Valve Stem
Element
Cover
Baffle
Nut
φ8
3/8
φ12
Set Screw
Nut
Rubber Packing
Rubber Packing
O-Ring
Element
Cover
Vacuum Indicator
Nut
Plate
Spring
Sheet
Locked Joint
Pull down
Relief Valve
1. Oil Mist Remover Element - (Replace Annually)
① Remove the pipe (between the top of the oil mist
remover housing and the ejector) as required.
Remove the 4 set screws from the oil mist remover
housing.
Pull up the upper part of the housing.
② Remove the nut and the cover. Then, remove the ele-
ment.
③ Install a new element. Carefully seat the upper and
lower rubber gaskets on the element without allowing
any gaps.
④ Grease the O-ring,
replace the housing,
and tighten the set
screws diagonally
and evenly.
2. Filter/Regulator - (Replace the filter, ele-
ment, diaphragm, valve stem Annually)
① Hold down, turn, and pull down the lever on the cover.
Remove the cover and baffle and replace the element
with a new element.
② Remove the upper 4 set screws and remove the upper
part of the regulator. Replace the diaphragm and the
valve stem with new components. Be careful not to
install the new diaphragm upside down.
3. Relief Valve (Replace the sheet and spring Annually)
① Turn the nut and remove the plate. Replace the sheet
and the spring with new components.
② Assemble all the parts with placing the spring at the
center of the valve.
4. Vacuum Indicator (Clean Bi-Annually and
Replace Annually)
① A dirty vacuum indicator may malfunction. Clean
Bi-annually and replace annually.
② Hold up and pull down the locked pipe joint. Pull down
the vacuum indicator.
5. Ejector (Clean Annually)
① If the ejector is dirty, performance may be reduced.
Disassemble and clean annually.
② Disassemble and clean as follows.
(1) Disconnect the control air tube at its detachable
connection.
(2) Loosen the nut (the nut can be turned indepen-
dently from the ejector body) and disconnect the
ejector from the manifold.
(3) Remove the plastic case.
(4) Clean the ejector body with a neutral detergent
and dry it with an air nozzle. Assemble all of the
parts.
13
Oil Mist Remover
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