Arrow Pneumatics RH203 Guia de Resolução de Problemas

1 HEATLESS DESICCANT AIR DRYER INSTRUCTION & MAINTENANCE MANUAL MODEL RH203 THROUGH RH224

10 5. Allowing the dryer to operate for two complete cycles ensures that the probe will not be exposed to high humidity and damaging liquid water. Th

11 NOTE SHOULD THE DRYING SYSTEM BE OVERLOADED AND/OR MALFUNCTIONING, CAUSING HIGH PRESSURE DROP, AFTERFILTERS WILL PREMATURELY PLUG. THIS PROBLEM CAN

12 WARNING TO AVOID INJURY, DEPRESSURIZE DRYER BEFORE PERFORMING ANY SERVICE. 1. If possible, shut off supply airflow to dryer. 2. Check that one of t

13 5. PREVENTATIVE MAINTENANCE A. DAILY 1. Check and record inlet pressure, temperature and flow. Verify that it is within specifications. 2. C

14 6. TROUBLESHOOTING GUIDE PROBLEM PROBABLE CAUSE CORRECTIVE ACTION Elevated Dewpoint Insufficient purge rate 1. Check purge flow settings. 2. Che

15 Dryer fails to pressurize Faulty purge valve 1. Check purge valve and its solenoid valve. Refer to earlier steps if no pilot air is detected. 2. C

16 MODEL SCFM PURGE FLOW METER SETTING RH203 35 4.9 45 PSIG RH204 50 7.0 45 PSIG RH205 75 10.6 42 PSIG RH206 100 14.12 60 PSIG RH207 1

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2 HEATLESS DRYER SERIES INSTRUCTION AND MAINTENANCE MANUAL IMPORTANT BEFORE INSTALLING OR OPERATING THE DRYER IT IS RECOMMENDED THAT THIS MANUAL BE S

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ARROW PNEUMATICS, INC.2111 WEST 21ST STREETBROADVIEW, IL 60155WWW.ARROWPNEUMATICS.COMRECOMMEND SPARE PARTS LISTRH-203A THRU RH-224ARH203, RH204, &

ARROW PNEUMATICS, INC.2111 WEST 21ST STREETBROADVIEW, IL 60155WWW.ARROWPNEUMATICS.COMRECOMMEND SPARE PARTS LISTRH-203A THRU RH-224ARH215 & RH216,

3 1. SAFETY PRECAUTIONS WARNING MAINTENANCE OR OPERATING PROCEDURES AND TECHNIQUES THAT WILL RESULT IN PERSONAL INJURY OR LOSS OF LIFE IF NOT CAREFULL

4 2. INSTALLATION Arrow Regenerative Air Dryers are shipped as completely assembly packages, filled with desiccant ready to install. Visually check t

5 3. Generally, locate your dryer downstream from the air receiver. The only exception would be on applications with a fluctuating demand. Then the dr

6 3. OPERATION A. START-UP After all piping and electrical connections are made, proceed as follows: 1. SLOWLY pressurize the dryer. When the

7 Repressurization takes place in a downward direction through the bed, minimizing desiccant dusting. C. TIMER OPERATION The dryer’s control

8 CAUTION TO MAINTAIN THE PROPER OUTLET DEWPOINT, THE DRYER MUST RECEIVE THE PROPER AMOUNT OF PURGE AIR. IF THERE IS EXCESSIVE BACK PRESSURE IN THE TO

9 E. MOISTURE INDICATOR OPERATION Moisture Indicator is provided to warn operating personnel of dryer malfunction. If dryer is functioning prop