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FEBRUARY 2002
P/N 32-0266-B
2950 MECHANIC STREET
LAKE CITY, PA 16423
PHONE:814-774-2631
FAX: 814-774-3482
INSTALLATION, OPERATION & MAINTENANCE MANUAL
FOR
HEATLESS REGENERATIVE
COMPRESSED AIR DRYER
models
HLS-55 through HLS-150
HLS-120/150
HLS-55/80
WARNING
READ ALL INFORMATION IN THIS MANUAL BEFORE BEGINNING INSTALLATION OR OPERATION OF THE
DRYER. BEFORE STARTING INSTALLATION AND/OR MAINTENANCE PROCEDURES, TURN OFF THE MAIN
POWER TO THE DRYER AND COMPLETELY DEPRESSURIZE THE UNIT TO PREVENT PERSONAL INJURY.
DO NOT REMOVE, REPAIR, OR REPLACE ANY ITEM ON THIS DRYER WHILE IT IS UNDER PRESSURE.
NEVER OPERATE THIS DRYER ABOVE THE RATED OPERATING CONDITIONS. OPERATION ABOVE SPECI-
FIED CONDITIONS WILL RESULT IN DECREASED PERFORMANCE, POSSIBLE DAMAGE TO THE UNIT AND/
OR PERSONAL INJURY.
SEE BACK OF THIS MANUAL FOR ADDITIONAL SAFETY INSTRUCTIONS
PAGE 1
PRINTED IN THE U.S.A.
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Related Manuals for Van Air Systems HLS-55
Summary of Contents for Van Air Systems HLS-55
- Page 1 FAX: 814-774-3482 INSTALLATION, OPERATION & MAINTENANCE MANUAL HEATLESS REGENERATIVE COMPRESSED AIR DRYER models HLS-55 through HLS-150 HLS-120/150 HLS-55/80 WARNING READ ALL INFORMATION IN THIS MANUAL BEFORE BEGINNING INSTALLATION OR OPERATION OF THE DRYER. BEFORE STARTING INSTALLATION AND/OR MAINTENANCE PROCEDURES, TURN OFF THE MAIN POWER TO THE DRYER AND COMPLETELY DEPRESSURIZE THE UNIT TO PREVENT PERSONAL INJURY.
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Page 2: Installation
HANDLING THE DRYER SECTION 1 1.1 HANDLING INSTRUCTIONS If the unit is to be stored outdoors, it MUST BE covered completely. WARNING The cover must be adequate enough to prevent rain or snow from DO NOT LIFT THE DRYER BY THE INLET PIPING OR CONTROL accumulating on the dryer. -
Page 3: Dryer Specifications
3.1 DRYER SPECIFICATIONS Nema 4 Electrical enclosure WEIGHT (with desiccant installed) Standard 115V ..115V/1PH/50-60Hz HLS-55 ..230 lbs HLS-80..280 lbs HLS-120..385 lbs Optional 230V: ..230V/1PH/50-60Hz HLS-150..445 lbs DESICCANT Material ....Activated Alumina, 1/8" (2-5 MM) Bead type DIMENSIONS See SECTION 3.2... - Page 4 INSTALLING THE DRYER SECTION 4 4.1 LOCATION A coalescing prefilter must be installed before the dryer to remove lubricating oils, dust and pipe scale contamination. It is WARNING recommended that a high efficiency coalescing filter with an DO NOT INSTALL THIS DRYER IN AN ENVIRONMENT OF automatic drain or electric drain valve be installed.
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Page 5: Electrical Connections
FIGURE 4A RECOMMENDED PIPING CONFIGURATION AND COMPONENTS DRYER PREFILTER DEL-P DEL-P AFTERFILTER INDICATOR INDICATOR MODEL IN/OUT MODEL IN/OUT MODEL MODEL IN/OUT MODEL HLS-55 F200-0055-1/2-C-AD 1/2" PD-6 F200-0055-1/2-RB-MD 1/2" PD-6 1/2" NPT(F) NPT(F) NPT(F) HLS-80 F200-0085-3/4-C-AD 3/4" PD-6 F200-0085-3/4-RB-MD 3/4" PD-6 1"... -
Page 6: Principle Of Operation
DRYER BEFORE STARTING THIS DRYER, FOLLOW THE INSTALLATION SIZE ORIFICE P/N MODEL 100 PSIG INSTRUCTIONS AND PROCEDURES COMPLETELY. SERIOUS 3/32" DIA HLS-55 9.5 SCFM 26-1933 PERSONAL INJURY CAN RESULT IF INSTRUCTIONS ARE NOT 7/64" DIA HLS-80 12.9 SCFM 26-1933 CAREFULLY AND COMPLETELY FOLLOWED. -
Page 7: Hold Feature
USING THE DRYER SECTION 7 7.1 CONTROLLER FIGURE 7A The Controller is a compact NEMA 4 control box. It has the following features: • Dryer Status LEDs - POWER ON LED - L/R TOWER DRYING LEDS - RUN LED - L/R TOWER REGENERATING LEDS - HOLD LED - DRYER PURGING LED... - Page 8 Take dryer off stream following the SHUTDOWN PROCEDURES IN into the head, turn the bowl counterclockwise to lock it in place. SECTION 8. For HLS-55 and HLS-80: Following the start up procedures for the dryer, place the dryer on stream.
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Page 9: Troubleshooting
MAINTENANCE & TROUBLESHOOTING SECTION 9 9.5 TROUBLESHOOTING ARE THE TOWERS DEPRESSURIZING? The following check list should be used as a guideline for troubleshoot- ing problems. Check the purge valve for proper operation. Check the purge muffler. It might be clogged. If clogged or damaged, replace it. IS THE POWER ON AND RUN SWITCH PRESSED? Use manual overide to check. - Page 10 REPLACEMENT PARTS SECTION 10 HLS-80 HLS-80 HLS-55 HLS-55 (115V) (230V) (115V) (230V) PART NO. PART NO. ITEM DESCRIPTION PART NO. PART NO. Inlet Transfer Valve, 4-way 14-2072 14-2074 14-2075 14-2073 26-6515 26-6515 Repair kit for 4-way valve 26-6516 26-6516 26-6518...
- Page 11 REPLACEMENT PARTS SECTION 10 HLS-150 HLS-150 HLS-120 HLS-120 (115V) (230V) (115V) (230V) ITEM DESCRIPTION PART NO. PART NO. PART NO. PART NO. Inlet Transfer Valve, 4-way 14-2074 14-2075 14-2074 14-2075 Repair kit for 4-way valve 26-6515 26-6515 26-6515 26-6515 Valve pilot for 4-way valve 26-6518 26-6518 26-6518...
- Page 12 SAFETY PRECAUTIONS Safety is everybody's business and is based on your use of good common sense. All situations or circumstances cannot always be predicted and covered by established rules. Therefore, use your past experience, watch out for safety hazards and be cautious. DANGER DANGER WARNING...
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