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Celebrating over 30 years of excellence in manufacturing ultrasonic cleaning  
equipment, electropolishing equipment and associated chemistries 

 

 

 

ESMA, Inc. 

P. O. BOX 734  *  SOUTH HOLLAND, IL  60473  *  (800)-276-2466  *  FAX (708)331-8919 

 

11 

10. DRYING

 

 
Incoming air is heated in the tank cover to 160

°

 F and forced by the fan through the tank chamber before exhausting 

through the tank cover. CAUTION: Do not touch the cover during the drying cycle because some areas will be hot. Also, 
NEVER place any towel or obstruction over the fan intake on cover. After 7 minutes of hot air drying, the parts are left in 
the tank for 2 minutes to allow some cooling to take place before handling. The air temperature during the hot air drying 
can be increased or decreased by adjusting a thermo-switch located in dryer cover at hot air exit. Please contact 
manufacturer for more details. 
 

11. PRESOAKING OF INSTRUMENTS

 

 
For maximum effective cleaning, it is best if blood and other substances do not dry on the instruments. Therefore, fill the 
tank with hot water and cleaning agent and use the tank as a holding vessel for instruments until enough have 
accumulated to warrant cleaning. 
 

12. CLEANING AGENT

 

 

Use only Esma brand detergent concentrates when operating the E789-OMS with metering pump

.

  Esma produces 

3 powerful liquid cleaning agents: 

 

Esma-Shine E105 

 

Esma-General Purpose E589 

 

Esma-Zyme E1240.   

DO NOT use powdered detergents; some powders take too long to go into solution. The metering pump is engineered to pump only 
the correct amount of detergent concentrate into the tank during the fill cycle.  Esma brand detergents are formulated to meet the 
pump ratios.  The metering pump has been factory calibrated to meter in 180ml of detergent concentrate during the fill cycle.  By 
not using the correct cleaning agent problem can arise with final rinsing of parts if too much suds are generated.

 

 
 
 

Summary of Contents for Automatic Ultrasonic E789-OMS

Page 1: ...ting over 30 years of excellence in manufacturing ultrasonic cleaning equipment electropolishing equipment and associated chemistries ESMA Inc P O BOX 734 SOUTH HOLLAND IL 60473 800 276 2466 FAX 708 331 8919 1 ...

Page 2: ...ting over 30 years of excellence in manufacturing ultrasonic cleaning equipment electropolishing equipment and associated chemistries ESMA Inc P O BOX 734 SOUTH HOLLAND IL 60473 800 276 2466 FAX 708 331 8919 2 ...

Page 3: ...rinse solenoid which is connected to the hot tap water supply The E789 OMS is equipped with a chemical metering pump for precision distribution of the exact amount of liquid detergent concentrate Use only Esma brand detergent concentrates when operating the E789 OMS with metering pump The result is a finished product ready for the next step sterilizing packaging assembly storage The three consists...

Page 4: ... the switches to start the FILL CLEAN or FULL CYCLE cycles and stop the process manually if needed The Power Module contains the self tuning modular circuit boards programmable controller high velocity fan to cool the electronics and RFI filter to eliminate high frequency noise The Metering Pump is a Gorman Rupp bellows metering pump The supplied inlet tube from the metering pump should be inserte...

Page 5: ...ingly Secure unit to counter with 8 10 stainless wood screws supplied Tank Module should be set in counter first Place the tank mounting screws into pre drilled holes in counter and tighten down with 8 flat head screws which are supplied DO NOT OVERTIGHTEN Power Module measures 8 x 16 x 18 D However 1 of clearance is necessary both at the front and back of unit for proper ventilation The electrica...

Page 6: ...er washer be installed into the water supply hose to prevent sediment debris from entering solenoid from water source The high pressure hose should connect the solenoid to a shut off valve not supplied at your water source Also a backflow regulator not supplied may have to be attached at your water source to comply with local regulations B Water Output A 1 male NPT x 3 4 female NPT x 1 male NPT PV...

Page 7: ...ATE UNIT WITHOUT PROPER GROUNDING A fuse 15AMP 120VAC is located on the power module 5 CONTROL FUNCTION A Main Switch Located on Power Module When unit is ready for operation put the main switch to ON and the indicator light on the Power Module and the Control Module will be ON B Run Reset Switch Located on Control Module must be in the RUN position for the programmable controller to operate If du...

Page 8: ... the flow to less than 3 5GPM or the fill time will have to be increased After 90 seconds the fill solenoid will close and the water will be up to the overflow drain opening It is possible that during the first cycle the inlet valve was not manually opened fast enough to allow 3 5GPM for the entire 90 seconds To test the overflow rinse line leave FILL CLEAN FULL CYCLE switch on FILL and push the s...

Page 9: ...and cassette racks have rubber supports to keep parts off bottom of tank 8 PROCEDURE 1 Turn main power ON 2 Turn RUN RESET switch to RUN Should remain in RUN position at all times 3 Set FILL CLEAN FULL CYCLE switch to FILL 4 Verify that the metering pump inlet supply is inserted into a gallon jug of an approved Esma cleaning concentrate see section on cleaning agents 5 Lower basket with instrument...

Page 10: ...50 3 Fill 90 4 Ultrasonic 60 5 Ultrasonic Rinse 60 6 Ultrasonic 60 7 Ultrasonic Rinse 60 8 Ultrasonic 60 9 Drain Dryer Fan 150 10 Drain Dryer Fan 480 11 Drain Fan 60 12 Buzzer 5 TOTAL 1835 seconds 30 minutes 9 WATER CONSUMPTION In the program 5 gallons of water are used on the initial fill cycle with an additional 5 gallons used in the fill rinse steps C to H for a total of 10 gallons of hot water...

Page 11: ...cturer for more details 11 PRESOAKING OF INSTRUMENTS For maximum effective cleaning it is best if blood and other substances do not dry on the instruments Therefore fill the tank with hot water and cleaning agent and use the tank as a holding vessel for instruments until enough have accumulated to warrant cleaning 12 CLEANING AGENT Use only Esma brand detergent concentrates when operating the E789...

Page 12: ...les of 304SS Clean with a commercially available cleaner for stainless steel kitchen appliances FOR ASSISTANCE CALL 800 276 2466 or 708 331 1855 14 TROUBLE SHOOTING If there seems to be erratic behavior with a component or if the fill and or clean cycle seem to have changed always go through the following procedure o Turn RUN RESET switch momentarily to RESET and then back to RUN The program will ...

Page 13: ...ing over 30 years of excellence in manufacturing ultrasonic cleaning equipment electropolishing equipment and associated chemistries ESMA Inc P O BOX 734 SOUTH HOLLAND IL 60473 800 276 2466 FAX 708 331 8919 13 ...

Page 14: ...ooling fan is OFF when output 01 is on Low water level in tank has activated low level safety control Rise solenoid problem or insufficient water supply In line fuse to PLC is blown Relay for fan and circuit boards not working As above fill solenoid problem Replace 1 5Amp 120V fuse Replace relay Dryer gets too hot Fan inlet on top off cover is blocked Thermostat inside cover needs adjustment Dryer...

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