ALPE PDM 170 Series Maintenance And Repair Instructions Download Page 5

 

 

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3. Trouble-shooting (pieces of paper etc. in the printer) 

 

To remove pieces of paper by the means of the test program of the vending 
machine:

 

 

  If the paper pieces are long and can be allocated to a paper format, it is the best 

to remove them by commands of the paper feeding system of the vending 
machine or the testprogram of the printer. 

 
 

To remove paper pieces or glue strips manually:

 

 

 

  Small paper pieces or glue strips etc. can’t be removed by the aid of the software 

of the printer. The best is to push them away by a stiff paper stripe or by the use 
of tweezers.  

Please be careful: Do not damage the cutter blades!

 

 

  The fixture of the paper must be opened manually. The appropriate fixing spindle 

1-4 must be turned in the direction of the arrow by the gear so that the inner area 
and the paper channel is open. To test whether the paper channel is open, a 
paper stripe can be pushed into the paper channel. Please note: The fixtures of 
the paper format 1 + 3 are on top, the fixtures of paper format 2 + 4 are below. 
To understand the principle and to see the rotation direction of the gears, please 
look at the following pictures. 

 

  

 

 
 
 

  If the paper strip is long and jammed between the fixation spindle and transport 

spindle, it is better to rotate the conveyor belt simultaneously with the thumb. 
Open the fixation spindle and rotate the conveyor belt downwards. Most often the 
paper can be pushed away downwards. If this is not possible, push it away by 
the use of a stable piece of paper. 
 
 

Summary of Contents for PDM 170 Series

Page 1: ...ly 2007 Content 1 maintenance and repair general information 2 maintenance lubrication and dedusting 3 trouble shooting pieces of paper etc in the printer 4 trouble shooting by the aid of the test program 5 repair disassembling and assembling 6 function test by the aid of the test program ...

Page 2: ...it could be wise to cut the papers at a distance of approximately 5 cm away from the printer and to have the printer with the rest of the paper repaired This will facilitate the search of failures The printer can be easily removed from the vending machine Normally it is fixed by a hook or a knurled head screw Please refer to the manufacturer manual of the vending machine Pull the printer 2 mm in t...

Page 3: ...he live circle and to improve the MTBF MCBF values we suggest to grease all the sliding parts of the printer every 2 3 years or in the case of a failure Oil must never get into the paper feeding system or in electronic parts As access to the bearings is difficult the lubrication should only be done by qualified personnel and with appropriate oil If this is not possible the lubrication should only ...

Page 4: ...late spring above the motor and roller bearings on both sides There are also bearings of the cutter drive mechanism and the cutter friction surface Please note After the assembling or disassembling all blank grinded cutter parts should be rubbed with an oily tap ...

Page 5: ...e paper must be opened manually The appropriate fixing spindle 1 4 must be turned in the direction of the arrow by the gear so that the inner area and the paper channel is open To test whether the paper channel is open a paper stripe can be pushed into the paper channel Please note The fixtures of the paper format 1 3 are on top the fixtures of paper format 2 4 are below To understand the principl...

Page 6: ...er Otherwise a new adjustment could be necessary b Use the finger to push the print head fixture in the direction of the arrow and simultaneously push the printer head c with the lever to the right side Now the printer head can be removed It is still connected to the printer by the cables Do not unplug the plug and do not damage the cable and the printer head Now the print roll is visible By turni...

Page 7: ...xecuted by qualified personnel We recommend a printer training Please refer to the training corresponding documents drawings and part lists and also to chapter 1 describing the maintenance and the repair There you can look for repairs for example training efforts time 6 Function test by the aid of the test program After the repair or disassembling a function test is necessary Please refer to the d...

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