III
MAINTENANCE ....................................................................................................36
Cleaning ..........................................................................................................36
Under Case Floor Cleaning (NSF) ..................................................................36
Using the Condensate Removal System ........................................................ 37
Cleaning the Condensate Removal System ................................................... 37
Preventative Maintenance for Condensing Units & Evaporator Coils .............37
CONTROLLER OPERATION ...............................................................................38
Carel IR33+ Programming Instructions ...........................................................38
Carel IR33+ Low Temp Reach-In Codes ........................................................39
Carel IR33+ Medium Temp Reach-In Codes ..................................................41
Carel IR33+ Medium Temp Open Multi-Deck Codes ...................................... 42
Basic Carel IR33+ Operations ........................................................................43
Carel IR33+ Display Legend ...........................................................................43
Basic Case Operations ................................................................................... 44
Defrost Schedule ............................................................................................44
Silencing the Carel IR33+ Temperature Alarm ................................................44
Conditions that Trigger the Temperature Alarm ..............................................45
Carel IR33+ Verify and/or Change Parameters ..............................................46
Dixell XR75CX Front Panel Commands ......................................................... 49
Dixell XR75CX Alarm Signals .........................................................................50
Dixell XR75CX Connections ........................................................................... 51
Condensing Unit Pressure Switch Settings ....................................................52
SHROUD INSTALLATION INSTRUCTIONS
........................................................ 53
Standard Shroud Assembly ............................................................................53
Signage Shroud Assembly ..............................................................................57
Shroud Assembly for Case Lineup ..................................................................58
OPTIONS ..............................................................................................................59
Noise Reduction Kit ........................................................................................59
Balloon Guard Kit ............................................................................................61
Optional Disconnect Installation ......................................................................63
CAREL IR33+ EMERGENCY GUIDE
................................................................... 64
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