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9. Start compressor: then slowly open dryer inlet valve to pressurize dryer gradually.
10. Open outlet valve slowly; close by-pass valve.
CAUTION!!!!!
MAKE SURE THAT DRYER IS NOT SUBJECTED TO AIR SURGES WHILE IT IS BEING PRESSURIZED.
OPERATION
START-UP: Slowly open outlet shutoff valve and then inlet valve. Close by-pass valve.
SHUT-DOWN: Maintain pressure in dryer during shut-down by following this procedure before shutting off air
supply to dryer: Open by-pass valve. Then close dryer inlet and outlet shufoff valves.
MAINTENANCE
*Drain dryer after every 8 hours of operation.
Open manual drain valve and allow all collected drain solution to discharge from dryer. On dryers equipped with an
automatic drain, check periodically by pushing test button to make sure that drain is operating properly.
WARNING
Always drain dryer regularly. If drain solution reaches an abnormally high level, air flow may force
solution into system piping and cause damage to downstream equipment.
*Inspect tablet level through sight window regularly. Add DELI-DRY TABLETS when top of bed is level with
sight window. Use the following procedure:
1. Isolate dryer from air system by closing inlet and outlet valves; open by-pass valve.
2. Open drain valve; depressurize dryer completely.
3. After all pressure is out of dryer, unscrew cap on fill port.
4. Add enough tablets so that vessel is filled.
5. Replace cap on fill port and tighten securely.
6. Slowly open outlet valve and allow air to bleed through drain valve.
7. Close drain valve, and open inlet valve slowly to pressurize dryer graduallly.
8. Close by-pass valve.