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WARNING
TO AVOID INJURY, DEPRESSURIZE DRYER BEFORE PERFORMING ANY
SERVICE.
1. If possible, shut off supply airflow to dryer.
2. Check that one of the dryer towers is off-line at 0 PSIG and that air is purging through
the muffler.
3. Turn control power off.
4. Shut purge flow adjustment valve off
5. Allow air to bleed off so that no air flow is evident through muffler. If muffler is clogged,
slowly loosen the muffler and allow the air to bleed off.
6. Replace muffler.
7. Return purge flow adjusting valve to original position.
8. Turn control power back on.
EXHAUST MUFFLER CHANGEOUT PROCEDURE
G. EXHAUST MUFFLER
THE EXHAUST MUFFLER MUST BE PERIODICALLY CHECKED FOR ANY
RESTRICTIVE DEBRIS. At high pressures, a clogged muffler could result in high
backpressure and could result in mechanical failure or personal injury.
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