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3. Gently tap the purge nut upside down and sideways to
dislodge possible debris taking care not to damage the
screen.
4. Blow air in the normal downward direction through the
screen to remove debris out the drain hole. Review the
warning note.
5. Inspect the o-ring for damage and replace if necessary.
Apply a small amount of barium grease to o-ring and
place it into the o-ring groove of the purge nut assembly.
Reinstall the purge nut into the Cyclone DuraDrain
using hand tools with low to moderate torque (150 in-
lbs).
6. Reapply air pressure and determine if the leak has been
eliminated.
SOLVENT CLEANING
If air leakage was not eliminated by air cleaning, the purge
nut may be cleaned in a mineral spirits parts washer. Repeat
the removal procedure steps 1 and 2 before proceeding.
7. Wash the hex purge nut in mineral spirits parts washer.
Flow solvent downward through the screen and out the
drain hole.
8. For stubborn debris, the purge nut may be soaked in
the parts washer overnight to dissolve persistent
deposits.
9. Apply a small amount of barium grease to o-ring and
place it into the o-ring groove of the purge nut assembly.
Reinstall the purge nut into the Cyclone DuraDrain
using hand tools with low to moderate torque (150 in-
lbs).
10. Reapply air pressure and determine if the leak has been
eliminated.
11. If the air leak persists, replace the entire purge nut with
Bendix service kit piece number 5013824.
4
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body
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body
BW2440 © 2006 Bendix Commercial Vehicle Systems LLC. All rights reserved. 7/2006 Printed in U.S.A.
Maintenance Kits ....... Piece No.
Purge Nut Service Kit ............. 5013824
Mounting Spacer Kit ............... 5014792
.
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