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                S

ERVING THE 

W

HOLE

-B

EAN 

C

OFFEE 

M

ARKET 

S

INCE 

1968                           info@ditting.com 

 

 

 

 

Page 3 of 4 

 

3. 

Foreign Matter in the Grinding Chamber

a.  Set the adjusting knob on the right side to #9 and start/stop the grinder a few times. 

50% of the time, the problem might clear itself out. If the grinder still does not run, 
proceed as follows. 

b. 

Switch the grinder off and unplug the power cable.

 

c. 

Do not lift the hopper (funnel) while it contains coffee beans

d.  Remove the coffee beans from the hopper, using a vacuum cleaner if necessary. 
e.  Remove the 4 corner screws holding the lid/cover assembly and remove it with the 

hopper. 

i. 

On 804 model grinders

, loosen the right rear STOP lock. 

ii.  Hold the hopper assembly, twist it 30° counter-clockwise and lift. 

f.  Dismantle the stationary disc flange by removing the 4 cheese head screws. Pull out 

the stationary disc and set it aside. If the stationary disc does not come out easily, tap 
the circumference where the bolts are located with the handle of your screwdriver. This 
should loosen any coffee grinds that may be wedged between the disc and the 
grinding housing. 

g.  Remove any foreign matter and vacuum the grinding chamber. Inspect the grinding 

discs and rotating plate for possible damage or wear. 

 

4. 

Reassembling the Coffee Grinder

a.  Cleanliness is a must to get a good, uniform grind. All mating parts have to be very 

clean to get Turkish fine grind with your grinder. Your grinder parts are precision 
machined. Even the smallest amount of coffee particles between parts would nullify 
the precision quality work. 

b.  The circumference of the grinding chamber where the 4 cheese head screws attach, 

as well as the mating surface on the stationary disc flange (top plate) must be perfectly 
clean. 

c.  Replace the stationary disc flange and the 4 cheese head screws, and tighten the 

screws. 

d.  Replace the cover with the plastic funnel. 
e.  Set the adjustment on #1 (Turkish) and grind 10-15 beans. The output should be a 

very fine powder. If the output is not satisfactory, adjust the grinder as in Paragraph #5 
below. 

 

5.  Adjusting the Grinder for the Proper Grind 

a.  Turn the grinder on with no coffee in it. 
b.  Turn the adjustment setting on the side to #1. 
c.  Loosen the center screw of the adjusting knob about 3/16

th

 of an inch. You need to be 

able to pull the adjusting knob away from the machine to disengage the gear. 

d.  Pull out the knob and, while still in the pulled position, turn it until the #5 is in front of 

the red arrow. Release the adjusting knob.  

e.  Turn the adjusting knob 

slowly

 towards #1 until you hear metal scraping (the grinding 

discs touching). If they do not touch, repeat step #5 above. 

f.  When you hear the metal, turn the adjusting knob back the distance on 

one line

(Counter clockwise). 

Summary of Contents for 1203 Series

Page 1: ...ore space between the discs 5 Carefully lean the grinder towards you to feel for the circuit breaker under the machine You will have to press hard to engage the breaker You will not necessarily feel the breaker moving when you press it but you will hear a click when it has been engaged 6 Start the grinder and let it continue to run until everything in the grinding chamber is ground and discharged ...

Page 2: ...on the center bolt of the rotating plate to turn it easier If the rotating plate does not turn freely your problem is a frozen bearing or a bad felt seal around the rotating plate that needs to be changed This could be caused by extended use of flavored coffee g As you turn the rotating plate see if the wings along its circumference are wiping all the coffee out of the exit hole Is there a thick l...

Page 3: ...ee Grinder a Cleanliness is a must to get a good uniform grind All mating parts have to be very clean to get Turkish fine grind with your grinder Your grinder parts are precision machined Even the smallest amount of coffee particles between parts would nullify the precision quality work b The circumference of the grinding chamber where the 4 cheese head screws attach as well as the mating surface ...

Page 4: ...ter Stopping the Grinder on 1 Turkish setting a The discs are not adjusted properly and are too close Follow the Adjusting instructions in Paragraph 5 above If you continue to use your machine with the grinding discs adjusted too close together so that they are touching you will wear your discs down very quickly and they will not be resharpenable CAUTION If coffee beans have fallen inside the grin...

Page 5: ...r is first installed or plugged into a new outlet GRINDER CHANGES DIRECTION OF ROTATION EVERY TIME IT IS TURNED ON ONE OF THE THREE PHASES IS NOT DELIVERING POWER TO THE MOTOR THE PROBLEM IS ONE OF BAD SWITCH KFA1403 version BAD WIRE IN THE PLUG OR OUTLET any model BAD CONTACTOR KFR KR model GRINDER STOPS UNDER LOAD Runs okay without beans but stops when beans are added ONE OF THE THREE PHASES IS ...

Page 6: ...m the motor there are two sets of wires going to the terminal block on the base a One color with the lower resistance is the primary winding b The other color wires with the higher resistance are the secondary motor winding 3 Swap the two secondary wires and your rotation will be reversed This needs to be done only once for proper wiring of the grinder MODEL 1403 220 volt 3 Phase grinders This is ...

Page 7: ...brush into the discharge tube so as not to dislodge the rubber transition tube joining the grinding chamber to the discharge tube 4 Loosen the screws holding the cover lid and hopper and remove them a Use a paper towel or towel to wipe down the hopper of any accumulated oils b Use a brush to clear the built in magnet on the underside of the hopper 5 Remove the screws that hold the top stationary p...

Page 8: ...he dial at the arrow Tighten one screw on the wheel 8 Turn the grinder on and slowly turn the wheel towards a smaller setting until you hear the metal chirping of the discs just touching If you do not hear metal chirping repeat Steps 1 and 2 again 9 Once you hear the discs touching back the discs up 20 25 numbers on the dial 10 Loosen the screw on the wheel and line up the 1 setting on the arrow 1...

Page 9: ...d replace the bolt in the hole finger tight 5 Take a large wood dowel or a piece of hard wood place it on the head of the center bolt and hit it with a hammer hard if need be to push away the cone tipped shaft from the lower rotating plate The rotating disc is press fit on the motor shaft 6 Remove the rotating plate and replace it with the new one 7 Remove the center bolt replace the washer that y...

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