Hobart KA7E 用户手册

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control does not light up.

 1. Press On-Off switch ON.

 2. Electric supply is interrupted; check circuit breaker.

cooking too slow.

 fan blade(s) and ventilation area require routine cleaning.

Water isn't spraying during wash 

cycle.

Wash cycle is in soak mode. Display says 'Soaking'.

Wash arm isn't turning.

Drip strainers are not in their proper place and are interfering with wash arm 

motion; check drip strainers.

Nothing seems to be happening 

after cLEAN is pressed.

Oven is cooling down or preheating to the optimum temp. for cleaning.

Oven is not clean enough after 

cleaning cycle is complete.

1. chemical bottle may be empty; replace with full bottle.  

2. Ensure tubing is cut at an angle and that standpipe is in place to prevent 

tube from curling inside chemical bottle.

3. contact Hobart service to make any needed parameter changes to cleaning 

cycle programming (amount of chemical or second pre-rinse cycle, etc.).

Nothing seems to be happening 

in clean mode.

Time delays are programmed between steps during clean cycle.

Oven uses too much chemical.

1.  Typical usage is approximately 1/2 gallon per day.  

2.  contact Hobart service to make any needed parameter changes to clean 

cycle programming (amount of chemical or second pre-rinse cycle, etc.).

Grease or liquids are running 

outside the unit.

Pump tubing needs to be replaced.  contact Hobart service.

DOOR IS OPEN 

CLOSE THE DOOR

 displays. 

close the door.

CANNOT CONTINUE 

CLEANING CYCLE

 and 

WATER FAIL 

CHECK SUPPLY

 

display alternately; a double beep sounds. 

1. Open the water supply valve. 
2. Remove any kinks in the hose.  
3. There may be low water pressure / volume. call Hobart 

service.

CHECK DETERGENT 

CHECK DETER PUMP

 displays.

1. chemical bottle may be empty; replace with full bottle.  

2. Ensure tubing is cut at an angle and that standpipe is in 

place to prevent tube from curling inside chemical bottle.

3. Pump tubing may need routine maintenance; contact 

Hobart service.

ATTEMPTING TO

DRAIN SUMP

 and 

DRAIN FAIL

CHECK DRAIN, PUMP

 

display alternately.  

The  sump may be clogged. call Hobart service.

CLEANING 

CANCELLED

 displays.

Occurs if "S

top

" key is pressed during C

leaning

.  Please 

wait  while  oven  cycles  through  two  rinse  cycles  and  the 

drying cycle.

INTERRUPTED CLEAN 

CYCLE

displays.

Occurs if "o

n

-o

ff

" switch is cycled during c

leaning

.  Please 

wait  while  oven  cycles  through  two  rinse  cycles  and  the 

drying cycle.

SErVICE
Contact your local Hobart office.