Refrigerated type compressed air dryers (28 pages)
Summary of Contents for HANKISON SPX Flow FLEX Series
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I N S T R U CT I O N M A N UA L FLEX Series Refrigerated Type Compressed Air Dryers Models: FLX 1.1, FLX 1.2, FLX 1.5-1, FLX 1.5, FLX 2.1, FLX 2.1-4, FLX 3.1, FLX 4.1, FLX 4.5, FLX 5.5 F O R M N O .
INTRODUCTION Carefully read the following safety rules before proceed- ing with installation, operation or maintenance. The rules Compressed air is generated by compressing atmospheric air are essential to ensure safe dryer operation. Failure to of which contains moisture and other containments, into high follow these rules may void the warranty or result in dryer pressure air.
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Ambient Air Temperature Drains Locate the dryer indoors where the ambient air temperature will Condensate must be drained from the dryer to prevent an influx be between 39°F (4°C) and 122°F (50°C). Intermittent operation into outlet air. The FLEX dryers are equipped with an automatic at ambient temperatures up to 122°F (50°C) will not damage the no loss drain valve and internal drain hoses up to the drain con- dryer but may result in a higher dew point or dryer shutdown...
Electrical Connections CONTROLLER There are two kinds of Controllers, the Level 1 has basic functions Operation of dryers with improper line voltage constitutes while the Level 2 has advanced functions like communication abuse and could affect the dryer warranty. and operating status data storage. The dryers are constructed according to NEMA Type 1 electrical The Level 1 Controller is standard for models FLX 1.1 and FLX standards.
START-UP/OPERATION Level 2 Controller Save the operating data a. Refrigerant compressor on/off status, Alarm, Dew point level, Inlet air temperature Never use the disconnect switch to shut down the dryer b. Memory chip can save maximum 30 days for an extended period of time (except for repair). Failure c.
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Confirm that the condensate lines from the drain valve discharge into a collection tank or an environmentally ap- proved disposal system. The FLEX dryer is designed to run and stop repeatedly. Let the FLEX dryer operate even when the demand for compressed air is interrupted;...
MAINTENANCE Models: FLX 1.1, FLX 1.2, FLX 1.5-1, FLX 1.5, FLX 2.1, FLX 2.1-4, FLX 3.1, FLX 4.1 The FLEX Dryer requires little maintenance for satisfactory opera- tion. Good dryer performance can be expected if the following routine maintenance steps are taken. Head General For continued good performance of your refrigerated dryer,...
FIELD SERVICE GUIDE PROBLEM SYMPTOM POSSIBLE CAUSE REMEDY Water downstream of No discharge from no loss drain Drain valve failure or accumulation Dismantle drain valve: clean, repair or replace. dryer. valves. of dirt in drain valve strainer. See maintenance section. Inlet air temperature is too high.
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ENGINEERING DATA MINIMUM - MAXIMUM OPERATING CONDITIONS ALL MODELS Min.-Max. Inlet Air Pressure (compressed air at inlet to dryer) 43.5 - 232 psig (3 - 16 barg) Min.-Max. Inlet Air Temperature (compressed air at inlet to dryer) 39°F - 122°F (4°C - 50°C) Min.-Max.
WARRANTY The manufacturer warrants the product it manufactures, when properly installed, operated, applied, and maintained in accordance with procedures and recommendations outlined in manufacturer’s instruction manuals, will be free from defects in material or workmanship for a period as specified below, provided such defect is discovered and brought to the manufacturer’s attention within the aforesaid warranty period.