Dixie Narco DN552P-7, Technical Manual

Page 2 of 76 

Table of Contents 

GENERAL INFORMATION 

Application................................................................................................................................... 4 
Vender Safety Precautions........................................................................................................... 4 
Product Identification ................................................................................................................... 4 
Physical Characteristics ............................................................................................................... 4 
Receiving Inspection.................................................................................................................... 4 

A 

INSTALLATION & SETUP 

Unpacking the Vender.................................................................................................................. 5 
Electric Power Requirements ....................................................................................................... 5 
Ground the Vender ...................................................................................................................... 5 
Placing the Vender on Location.................................................................................................... 5 
Level the Vender.......................................................................................................................... 5 
Space the Vender ........................................................................................................................ 6 
Coin Changers and Other Accessories ......................................................................................... 6 
Loading the Change Tubes .......................................................................................................... 6 
Loading Product .......................................................................................................................... 7 
Initial Loading .............................................................................................................................. 7 

B 

PROGRAMMING 

Set Vender Type.......................................................................................................................... 8 
Default Space-To-Sales Setting.................................................................................................... 9 
Service Mode ............................................................................................................................ 10 
Historical Data ........................................................................................................................... 11 
Interval Data – Resettable Data.................................................................................................. 11 
Set Price ................................................................................................................................... 11 
Cash Settings ....................................................................................................................... 11-13 
User Menu.......................................................................................................................... 13 - 22 
Diagnostics Menu ............................................................................................................... 22– 24 
Quick Reference Prompts .......................................................................................................... 25 

 
C 

GENERAL MAINTENANCE 

Power........................................................................................................................................ 26 
Cleaning.................................................................................................................................... 26 
Refrigeration Condenser ............................................................................................................ 26 
Coin Acceptor ............................................................................................................................ 26 
Lubricating the Vender ............................................................................................................... 26 
EPROM Replacement........................................................................................................... 27/28 

D 

MAJOR COMPONENT DESCRIPTION 

Electrical ................................................................................................................................... 29 
Refrigeration.............................................................................................................................. 29 
SBC Control Board .................................................................................................................... 30 

E 

TROUBLESHOOTING FLOWCHARTS 

All Coins are Rejected................................................................................................................ 31 
All Bills are Rejected .................................................................................................................. 32 
Incorrect Change Dispensed ...................................................................................................... 33 
Selection Will Not Vend.............................................................................................................. 34 
Ice / Frost on Evaporator............................................................................................................ 35 
Compressor Runs Continuously ................................................................................................. 35 
Compressor Will Not Start .......................................................................................................... 36 
Machine Not Cooling.................................................................................................................. 37 
Can’t Enter the Menu or Diagnostics........................................................................................... 38 
Lights Are Not On ...................................................................................................................... 39 
One or More Motors Run When Door is Closed .......................................................................... 40 
Sold Out .................................................................................................................................... 41 
The Display is Dead................................................................................................................... 42 
Can’t Read the Display .............................................................................................................. 43