Gram Eco Plus U 70 - Table of Contents

Contents
Intended use .............................................................................................................. 3
Location ..................................................................................................................... 4
General description .................................................................................................. 6
Electrical connection ................................................................................................ 7
How to connect the IC product to the CO
2
system ................................................. 8
Connection diagrams for CO
2
cabinets ................................................................. 12
How to operate the product ................................................................................... 17
Operating the product (Danfoss Controller AKCC 550A) .................................... 17
Errors and alarms ....................................................................................................................... 19
User menu .................................................................................................................................. 20
Operating the product (Carel MPXpro controller) ................................................ 21
Errors and alarms ....................................................................................................................... 27
Troubleshooting ...................................................................................................... 28
Noise: ..................................................................................................................................... 28
Frosting inside compartment: ............................................................................................. 28
Poor cooling performance: .................................................................................................. 28
Some of the food is frozen: .................................................................................................. 29
Condensation around the door: .......................................................................................... 29
Too high energy consumption: ........................................................................................... 29
Defrosting ................................................................................................................ 29
Defrost water ........................................................................................................... 30
Door closing mechanism ....................................................................................... 30
Power failure ........................................................................................................... 30
Cleaning ................................................................................................................... 31
Door gaskets ........................................................................................................... 31
Long term storage .................................................................................................. 31
Service ..................................................................................................................... 32
Wiring diagrams Danfoss AKCC 550A .................................................................. 33
Wiring diagrams Carel MPXpro ............................................................................. 40
Wiring diagrams – no controller ............................................................................ 47
Piping diagrams ...................................................................................................... 54
Declaration of incorporation of partly completed machinery ............................. 55
Appendix I (Danfoss AKCC550A settings) ............................................................ 56
Appendix II (Carel MPXpro settings) ..................................................................... 61