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SERVICING INSTRUCTIONS (continued) 

19 

CAUTION -  
CHEMICAL BURN 
HAZARD

 

Deliming chemicals are caustic.  
Wear appropriate protective 
gloves and goggles during this 
procedure. 
Never siphon deliming      
chemicals or solutions by 
mouth. 
This operation should only be 
performed by qualified and ex-
perienced service personnel. 
 
 

IMPORTANT: 

 DO NOT spill, 

splash or pour water or deliming 
solution into or over any internal 
component other than the inside 
of the water tank. 
 
 

IMPORTANT: 

 DO NOT allow 

any internal components to 
come into contact with the     
deliming solution.  Take care to 
keep all internal components 
dry. 
 
 

NOTE:

  Repeat steps 4 thru 5 

as required to remove all scale 
and lime build-up. 
 

NOTE: 

 Normally, silicone 

hoses do not need to be        
delimed.  Should deliming 
hoses become necessary, 
Bloomfield recommends        
replacing the hoses. 
 
 

PROCEDURE:  Delime the Water Tank  

 
PRECAUTIONS:    Disconnect brewer from electric power.  
                               Allow brewer to cool. 

 
FREQUENCY:        As required (Brewer slow to heat) 

 
TOOLS:                  Deliming Solution 
                               Protective Gloves, Goggles & Apron 
                               Mild Detergent, Clean Soft Cloth or Sponge 
                               Bristle Brush, Bottle Brush 
                               Large Sink (or other appropriate work area) 

 

1.   Unplug power cord.  Turn off the  water shut-off valve and 
      disconnect the water supply line from the brewer inlet fitting. 

 
2.   Remove the tank lid assembly as described on page 13. 

 
3.

Remove the water tank from the brewer body by lifting 
straight up.  Empty all water from the tank.  Set the tank back 
into the brewer. 

 
4.   Mix 2 quarts of deliming solution according to the            
      manufacturer’s directions.  Carefully pour the deliming 
      solution into the water tank.  Lower the lid assembly back      
      onto the tank.  Allow to sit for 30 minutes, or as directed by 
      the  manufacturer. 

 
5.   At end of soaking period, remove lid assembly from tank.  
      Thoroughly rinse internal components of lid assembly with 
      clear water.  Using a stiff bristle brush, scrub the heating    
      element and faucet water coil to remove lime and calcium 
      build-up.  Rinse with clean water. Store lid assembly in a safe 
      location. 

 
6.   Remove the tank from the brewer and empty.  Using a stiff 
      bristle brush, scrub the interior of the water  tank to remove 
      lime and calcium build-up.  Rinse with clean water.   

 
7.   Set the tank back into the brewer.  Reassemble the tank lid to 
      the water tank.  Make sure the gasket is properly in place, 
      then reinstall lid clamps. 

 
8.

Reinstall wiring to heating element and thermostat.   

      Reassemble piping for the faucet.  Verify that all internal    
      components are dry, then reinstall the top panel. 

 
10. Reconnect brewer to electrical supply and reconnect water 

supply. 

 
11. Install the brew chamber without filter paper or grounds.    
      Run at least three full brew cycles and discard all water    
      generated. 

 
12. Brewer is ready to use. 

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Содержание 8781A

Страница 1: ...05 cps 628 OWNERS MANUAL for AUTOMATIC COFFEE TEA BREWERS MODEL 8781A Includes Installation Operation Use Care Servicing Instructions Model 8781A Brewer with optional 8799 3 gallon Iced Tea Dispenser...

Страница 2: ...s parts warranty only excludes decanters THE FOREGOING OBLIGATION IS EXPRESSLY GIVEN IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS F...

Страница 3: ...this appliance and to use care for and maintain or repair the appliance in a manner which will ensure its optimum performance WARRANTY STATEMENT xi SPECIFICATIONS 1 FEATURES OPERATING CONTROLS 2 PREC...

Страница 4: ...FEATURES AND OPERATING CONTROLS 2 M628 76201 Owners Manual 8781A Tea Brewer...

Страница 5: ...e is intended for use in commercial establishments where all operators are familiar with the appliance use limitations and associated hazards Operating instructions and warnings must be read and under...

Страница 6: ...etween 20 PSI and 90 PSI If your water pressure exceeds 90 PSI at anytime a pressure regulator must be installed in the water supply line to limit the pressure to not more than 90 PSI in order to avoi...

Страница 7: ...proper circuit and receptacle NSF requires that the brewer be able to be moved for cleaning underneath Loops of copper tubing will satisfy this requirement See Figure 2 below In some areas local codes...

Страница 8: ...OPERATION Fig 3 Brewer Operation Diagram 6 M628 76201 Owners Manual 8781A Tea Brewer...

Страница 9: ...will begin heating the water in the tank When the water has reached the proper temperature the READY TO BREW light will glow B OPERATIONAL NOTES 1 COFFEE a When brewing coffee be sure to use the coff...

Страница 10: ...sending cold dilution water from an external source to the dispenser Water flowing into the tank forces a like amount of heated water out of the tank to perform the brew POUR OVER OPTION If an externa...

Страница 11: ...ter under the brew chamber When the flow and all dripping stops at the end of the brew cycle the coffee is ready to serve Discard the contents of the brew chamber and rinse it in a sink When the READY...

Страница 12: ...ad where it will spray over the bed of grounds Freshly brewed coffee will begin to fill the dispenser Additionally a measured amount of cold dilution water will flow from the bypass nozzle into the di...

Страница 13: ...sink using warm water and a mild detergent A bristle brush may be used to clean the inside Rinse with clean water and allow to air dry 8 Wipe the exterior of the brewer with a soft clean cloth or spo...

Страница 14: ...Too many filter papers or wrong filter paper Use one 1 genuine Bloomfield filter per brew Brew chamber dispense hole plugged Thoroughly clean brew chamber Wire rack not in place Install proper wire ra...

Страница 15: ...of coffee per brew Freshly ground coffee beans make the best coffee beverage Be sure to use the coffee brew chamber with the tall wire rack Poor tea quality Keep brewer brew chamber and dispenser cle...

Страница 16: ...tubing faucet valve and piping and switches Top panel is held by two screws at the rear and a retaining lip at the front FRONT PANEL Remove front panel to access timer wiring and bypass nozzle plumbi...

Страница 17: ...ied technical personnel only NOTE Optimum brewing temperature is 195 F to 205 F 90 C to 96 C Thermostat should be adjusted to a maximum temperature of 200 F 95 C IMPORTANT A mechanical thermostatwill...

Страница 18: ...Run several cycles to check amount of water delivered Replace button plug REMOVE TANK LID ASSEMBLY Unplug brewer or turn circuit breaker OFF Turn OFF water supply Remove top panel Disconnect brew fil...

Страница 19: ...will not flow water Unplug power cord or turn circuit breaker OFF Turn OFF and disconnect water supply from brewer inlet fitting Unscrew water inlet fitting from solenoid Using needle nose pliers with...

Страница 20: ...erse order REPLACE CONTROL PANEL LIGHT or SWITCH Unplug power cord or turn circuit breaker OFF Using Switch Removal Tool p n 83209 to remove TEA VOLUME SELECT BREW SWITCH or STOP BREW switch Use a thi...

Страница 21: ...nk lid assembly as described on page 13 3 Remove the water tank from the brewer body by lifting straight up Empty all water from the tank Set the tank back into the brewer 4 Mix 2 quarts of deliming s...

Страница 22: ...8781A EXPLODED VIEWS PARTS LIST 20 M628 76201 Owners Manual 8781A Tea Brewer...

Страница 23: ...8781A EXPLODED VIEWS PARTS LIST continued 21 M628 76201 Owners Manual 8781A Tea Brewer...

Страница 24: ...erator Disk Aerator Cap 84870 Aerator Repair Kit Includes O Ring Aerator Disk SOLENOID REPAIR KITS 73282 Solenoid Complete Dual 60 gpm 19 gpm 75685 Solenoid Complete 75 gpm with Bypass 85218 Inlet Fit...

Страница 25: ...8781A WIRING DIAGRAM 23 M628 76201 Owners Manual 8781A Tea Brewer...

Страница 26: ...ustries Inc Division of Carrier Commercial Refrigeration In US and Canada Telephone 775 698 5700 Fax 888 492 2783 Fax 800 356 5142 website www wellsbloomfield com for orders only PRINTED IN UNITED STA...

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