NANO NBP Series, Руководство по эксплуатации

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nano
pg. 15
Equipment for Installation
This dryer does not need any special tools for installation.
Start-up procedure
At any point during the process of startup or shutdown, if you notice
anything unusual; we recommend you refer to the operation manual
immediately. If you cannot find the answer in the troubleshooting section,
contact your nano representative or the factory at once.
(NOTE: REFER TO THE ELECTRICAL, FLOW & MECHANICAL DWGS AND
PANELVIEW DISPLAY SCREEN LAYOUT)
1. MAKE CERTAIN THE CORRECT VOLTAGE IS SUPPLIED TO THE
DRYER.
2. MAKE CERTAIN AIR INLET AND AIR OUTLET ARE PIPED
CORRECTLY.
3. THE DRYER OFF/ON SWITCH INITIALLY SHOULD BE IN THE OFF
POSITION
4. MAKE CERTAIN THE INLET COALESCING PREFILTER DRAIN
ISOLATION MANUAL VALVE IS OPEN.
5. IF THERE ARE BLOCK AND BYPASS VALVES MAKE CERTAIN THE
OUTLET BLOCK VALVE IS CLOSED AND THE BYPASS VALVE IS
OPEN. THE INLET BLOCK VALVE SHOULD BE OPEN.
(ALWAYS OPEN VALVES SLOWLY).
6. SLOWLY PRESSURIZE THE DRYER VESSELS TO OPERATING
PRESSURE, ONE DRYER VESSEL WILL PRESSURIZE SLOWER
THAN THE OTHER. IF THE OTHER VESSEL DOES NOT
PRESSURIZE
OPEN THE PURGE ADJUSTMENT VALVE TO PRESSURIZE.
7. MAKE CERTAIN THE CONTROL AIR PRESSURE IS SET FOR
100 PSIG. ADJUST VIA THE CONTROL AIR PRESSURE
REGULATOR
LOCATED AT FRONT OR REAR OF DRYER.
8. THE DRYER CAN NOW BE TURNED ON VIA THE POWER OFF/ON
SWITCH.
9. AFTER DRYER IS ON AND OPERATING ONE TOWER WILL SOON
DEPRESSURIZE TO ATMOSPHERIC PRESSURE. THE PURGE
ADJUSTMENT VALVE CAN NOW BE ADJUSTED TO 60-65 PSIG
READ ON THE PURGE PRESSURE GAUGE. INCREASE OR
DECREASE PURGE PRESSURE VIA PURGE ADJUSTMENT VALVE.
10. NOW OPEN THE OUTLET BLOCK VALVE SLOWLY. THEN CLOSE
THE BYPASS VALVE. THE AIR WILL NOW FLOW THROUGH THE
DRYER THEN TO THE CUSTOMER PROCESS AIR SYSTEM.