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Aircel AHLD E-Series, Installation And Operation Manual

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Aircel AHLD E-Series Installation And Operation Manual Download Page 11

11

Heatless Regenerative Desiccant Air Dryer

Diagram 1: How it Works

Drying 

Tower

Regenerating 

Tower

Air Saturated with Moisture

Dry Air

F1

F2

T2

T1

V1

V2

F1 - Mounted Pre-Filter
F2 - Mounted After-Filter
V1 - Automatic Piston Valve
V2 - Automatic Piston Valve
V3 - Purge Exhaust Valve
V4 - Purge Exhaust Valve
T1 - Desiccant Tower 1 
T2 - Desiccant Tower 2

V4

V3

Regeneration Air

Summary of Contents for AHLD E-Series

Page 1: ...ION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury Notice used to address practices not related to personal injury This manual is property of t...

Page 2: ...e system before performing maintenance or service work DO NOT operate the equipment with the control panel door open Notice For optimum performance use only Aircel replacement parts This manual contai...

Page 3: ...t to make changes without any prior notification and is not obligated in any manner Information in this manual is deemed current at the time of publication and Aircel disclaims all liability for any e...

Page 4: ..._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Dryer Desiccant Weight per Vessel _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _...

Page 5: ...shock and only authorized personnel with proper gear must approach it High Noise Area All personnel are required to wear ear protectors before approaching the vicinity of the equipment Hazardous Fume...

Page 6: ...tive equipment used on the machine Safe Operating Procedures 1 Pressurize and depressurize compressed air SLOWLY Always open air valves slowly when pressurizing the airline system or equipment Replace...

Page 7: ...ection rates are reduced Purpose Intended Use Aircel Regenerative Desiccant Air Dryers can dry compressed air to 100 F PDP Pressure Dew Point Standard Regenerative Desiccant Air Dryers dry compressed...

Page 8: ...design failure of power and or pilot air causes the purge exhaust valves to close eliminating loss of air pressure The System also provides uninterrupted drying air flow preventing a deadheading affec...

Page 9: ...substantiate the claim 5 File claims with the delivery carrier 6 Compare unit received with description of product ordered Check the serial plate label and make sure that it is the correct Model was...

Page 10: ...enerating tower T2 through exhaust valve V4 and exhaust muffler to ambient After regeneration cycle is complete valve V4 closes causing tower T2 to repressurize to line pressure Next the towers will s...

Page 11: ...Regenerating Tower Air Saturated with Moisture Dry Air F1 F2 T2 T1 V1 V2 F1 Mounted Pre Filter F2 Mounted After Filter V1 Automatic Piston Valve V2 Automatic Piston Valve V3 Purge Exhaust Valve V4 Pur...

Page 12: ...ttached piping Location Careful consideration should be given to the location of the dryer in order to assure optimum results Ensure that the load bearing weight of the floor is adequate for the weigh...

Page 13: ...taken when filling the media and it must be done gradually to prevent powdering Muffler If the event that mufflers have been shipped loose they must be installed and secured By pass If the dryer is no...

Page 14: ...en operation the panel lights on the electrical box and the tower pressure gauges to make certain the dryer system is operating as displayed Also refer to the how it works section flow diagram electri...

Page 15: ...y depressurizing vessel 2 T2 Simultaneously the inlet and outlet APV Automatic Piston Valve V1 V2 shift positions directing the inlet air to vessel 1 T1 to be drying the air The air flows up through t...

Page 16: ...T1 will be regenerating vessel 1 T1 purge exhaust valve V3 is still open vessel 2 T2 is drying the inlet air A small portion of dry outlet air from vessel 2 15 average based on standard design capaci...

Page 17: ...essure in the regenerating tower change mufflers on a regular basis typically every 2 3 months for optimum performance D Oil and oil vapor can drastically reduce the life of the desiccant Take precaut...

Page 18: ...lly every 2 3 months for optimum performance 4 Check desiccant condition Powder in the mufflers is a indication of the status of the desiccant 5 Check all solenoid valves coil condition and control ci...

Page 19: ...d powered down Follow the shut down procedures Note Some troubleshooting will have to be done while system is pressurized and energized so use extreme caution 1 Depressurize the unit 2 Check to make s...

Page 20: ...properly should be adjusted so exhaust valve opens within a 8 12 second time period APV valve leaking Dismantle and clean replace seals and piston if needed No input power Check that dryer is on with...

Page 21: ...clean and reinstall Outlet APV valve malfunction Dismantle clean and reinstall Purge Failure Purge muffler clogged Remove and clean replace if needed Purge flow orifice in the outlet APV valve may be...

Page 22: ...ields Wear chemical resistant protective gloves Wear protective clothing Eye wash fountains and safety showers must be easily accessible Potential health effects Primary routes of exposure Routes of e...

Page 23: ...ust ACGIH TWA value 1 mg m3 Respirable fraction Safety data sheet F200 Revision date 2008 12 04 Version 3 0 Page 2 5 30286124 MDS_GEN_US EN If on skin After contact with skin wash immediately with ple...

Page 24: ...ical and chemical properties Safety data sheet F200 Revision date 2008 12 04 Version 3 0 Page 3 5 30286124 MDS_GEN_US EN Form Odour Colour pH value Melting point Boiling point Vapour pressure Density...

Page 25: ...ments are dependent on the hazard classification and will vary by location and the type of disposal selected All waste materials should be reviewed to determine the applicable hazards testing may be n...

Page 26: ...DATA OR INFORMATION MAY BE USED WITHOUT INFRINGING THE INTELLECTUAL PROPERTY RIGHTS OF OTHERS IN NO CASE SHALL THE DESCRIPTIONS INFORMATION DATA OR DESIGNS PROVIDED BE CONSIDERED A PART OF OUR TERMS...

Page 27: ...Air Dryer Aircel Programmable Controller Text Display DEL Key ESC Key Left Arrow Key Down Arrow Key On Key Key Right Arrow Key Up Arrow Key ALT Key Red LED Common alarm light Standard alarms EMS Humid...

Page 28: ...croll to the alarm screen to view the alarms press the left arrow once from the main screen to view the alarm screen Step 3 Vessel 2 Repressurizing 241 300 secs Vessel 2 T2 purge exhaust pilot solenoi...

Page 29: ...purge exhaust valve V3 to close this allows vessel 1 T1 to repressurize to line pressure since air continues flowing though the small orifice in the outlet APV valve V2 pressurizing vessel 1 T1 Step...

Page 30: ...cel Programmable Controller Main Screen Navigation LEFT RIGHT LEFT RIGHT ALARM SCREEN CONTROL MENU Control Menu Navigation LEFT RIGHT LEFT RIGHT MAIN SCREEN SETTINGS MENU Aircel AHLD E Series Models 7...

Page 31: ...h OK to engage the menu Scroll to the desired selection and Push OK SETTINGS SCREEN To engage Push OK then scroll to the desired set point to be changed Push OK on the set point to be changed and use...

Page 32: ...e cycle for lower dewpoint option Time Control Menu Operation LEFT RIGHT LEFT RIGHT TIME CYCLE CONTROL SETTINGS MENU ANALOG SCREEN TIME CONTROL MENU To change the time cycle Push OK then scroll to the...

Page 33: ...ntroller Analog Screen Navigation The analog screen simply displays the analog output signals Hours of Operation Screen Navigation The hours of operation screen gives the user the amount of run time a...

Page 34: ...ched set point check desiccant prefilters control system Failure to Shift option tower did not properly repressurize Bad Probe the EMS sensor has reached an out of range signal check sensor and cable...

Page 35: ...of range When this happens the signal has either been lost or the sensor may need to be replaced The Bad DEW P Probe is the alarm for the dew point sensor probe out of range The out of range can be e...

Page 36: ...36 Electrical Drawings Main Power PLC Input All AHLD E Models Aircel AHLD E Series Models 70 750...

Page 37: ...Heatless Regenerative Desiccant Air Dryer 37 Electrical Drawings Main Power PLC Input All AHLD E Models...

Page 38: ...38 Electrical Drawings PLC Output Sensors All AHLD E Models Aircel AHLD E Series Models 70 750...

Page 39: ...Heatless Regenerative Desiccant Air Dryer 39 Electrical Drawings PLC Output Sensors All AHLD E Models...

Page 40: ...40 Electrical Drawings Back Panel All AHLD E Models Aircel AHLD E Series Models 70 750...

Page 41: ...Heatless Regenerative Desiccant Air Dryer 41 Electrical Drawings Enclosure Layout All AHLD E Models...

Page 42: ...42 Service Notes Date Service Performed Notes Aircel AHLD E Series Models 70 750...

Page 43: ...Service Notes Date Service Performed Notes Heatless Regenerative Desiccant Air Dryer 43...

Page 44: ...orrosion lack of proper maintenance incorrect installation modification or misapplication of equipment Routine maintenance or adjustment required under normal operation as outlined in the Aircel opera...

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