Emax EDRYHT0028 Instruction Manual Download Page 9

 

AIR DRYER INSTRUCTION MANUAL

 

Automatic condensate drain 

Monthly flush out accumulated sludge and dirt in the automatic condensate 

drain. Procedure for clean drains: 

a.

 

Close manual valve ahead of drain. 

b.

 

Depressurize drain by loosening shell bolt. 

c.

 

Remove shell bolt and detach the shell, take filter core out and clean it with 

brush and water. 

d.

 

Reassemble the core and the shell. Then open the manual valve ahead of drain. 

Electric apparatus 

Check parts in the electric apparatus box and removes troubleshooting in 

time. 

 

FLOW SCHEMATIC 

Pre-cooler

Evaporator

Low refrigerant
pressure gauge

Compressor

Air inlet

Air condenser

Air outlet

Temperature Switch

Expansion valve

filter

Drain

separator

Fan Motor Switch

 

Flow diagram 

Summary of Contents for EDRYHT0028

Page 1: ......

Page 2: ...AIR DRYER INSTRUCTION MANUAL 0 Contents GENERAL SAFETY INFORMATION 1 READ PRIOR TO STARTING THIS EQUIPMENT 1 DESCRIPTION 2 INSTALLATION 3 OPERATION 5 MAINTENANCE 6 FLOW SCHEMATIC 7 TROUBLESHOOTING 8...

Page 3: ...READ PRIOR TO STARTING THIS EQUIPMENT 1 This equipment has been thoroughly checked packed and inspected before leaving out plant 2 This equipment is shipped to accommodate a forklift truck When insta...

Page 4: ...duces product contamination and increases productivity Working flow Compressed air saturated with water vapor enters the dryer and is pre cooled by the outgoing refrigerated air in an air to air heat...

Page 5: ...refrigerant reduces to a low pressure low temperature mixture of liquid and vapor after passing through the thermostatic expansion valve and evaporator as it takes heat from the compressed air The lo...

Page 6: ...efore the dryer air inlet valve and after the dryer air outlet valve This bypass valve always be install to permit the continued use of the plant compressed air system during any dryer maintenance or...

Page 7: ...nes for a few minutes to remove welding slag Start up 1 Check the low refrigeration pressure gauge it should indicate higher than 0 25MPa 2 If the voltage is at normal range open electric control box...

Page 8: ...ter 10 minutes Shutdown Close the dryer air inlet valve and press the control button to shut then disconnect the power and close the water supply valve MAINTENANCE Air cooled condenser Ambient air sho...

Page 9: ...l bolt and detach the shell take filter core out and clean it with brush and water d Reassemble the core and the shell Then open the manual valve ahead of drain Electric apparatus Check parts in the e...

Page 10: ...itch improperly set Set properly Air cooled models Dirty clogged condenser fins obstructed air flow across condenser Clean condenser and check for free air flow Too much refrigerant Let out excessive...

Page 11: ...functioning properly drain troubleshooting a Manual valve not open b Drain jam or damage Drain line higher than drain condensate outlet Open manual valve Clean and replace drain Install condensate li...

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