Carrier 30RY/RYH Manual - Free PDF Download

Page 2 - TABLE OF CONTENTS

2 TABLE OF CONTENTS 1 - SAFETY CONSIDERATIONS .................................................................................................................................................. 4 1.1 - General ..............................................................................................

Page 3 - GENERAL LEGEND; Return key

3 GENERAL LEGEND Each of the following drawings is replaced in the whole document by the corresponding explanation: Start/stop button Return key Down arrow Up arrow DELTA T. Example: temperature difference between entering and leaving heat exchanger temperatures means character is flashing The cover...

Page 6 - Description; Terminal; Remarks

6 3.6 - Connections at the user's terminal block 3.6.1 - General descriptionThe contacts below are available at the user's terminal block onthe NRCP-BASE board (see figure 1). Some of them can onlybe used if the unit operates in remote operating type (rEM).The following table summarises the connecti...

Page 10 - Locally on the actual unit (Local control type)

10 The summary interface (right hand section) includes a mimicdiagram of the unit, together with push-buttons and LEDs. Itgives quick access to the main operating parameters of the unit. SUMMARY INTERFACE LEDs* LED INDICATION WHEN LIT Green LED:The unit is authorised to start or is already running R...

Page 13 - MAIN MENUS; MENU STRUCTURE; NOTE: The items in brackets show what is

13 S TATUS TEMPERATURES PRESSURES SETPOINTS INPUTS OUTPUTS CONFIGURATION ALARMS ALARMS HISTORY ALARMS USER [USEr] SERVICE [SErviCE] FACTORY [FACtorY] RUNTIME 1 [RuntiME 1] RUNTIME 2 [RuntiME 2] MAINTENANCE [MAintEnAnCE] PERIOD 3 [PEriod 3] PERIOD 4 [PEriod 4] PERIOD 5 [PEriod 5] PERIOD 6 [PEriod 6] ...

Page 14 - MENU; Menu tree structure

14 MENU Menu tree structure Legend * Displayed if the configuration requires it ** Displayed if the alarm exists - Not in use ITEM 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 S T A TUS Default display Mode Chiller occupied mode* Minutes left Cooling/heating selection* Cooling/heating status* Unit capac...

Page 23 - Item

23 SUB-MENU USER CONFIGURATION * only displayed if configuration requires. NOTE: The items in brackets show what is displayed on theuser interface. SCHEDULE 1[ScHEduLE 1MEnu]* Return to previous menu SUB-MENU:Period 1 [PErIod 1]SUB-MENU:Period 2 [PErIod 2]SUB-MENU:Period 3 [PErIod 3]SUB-MENU:Period ...

Page 26 - COMMENTS; Typical timer program:; Starts at

26 PERIOD X CONFIGURATION SUB-MENUS (X = 1 TO 8) ITEM # FORMAT COMMENTS 0 Period X Menu Indicates the period (X) you are going to configure.When selected this item authorises a return to themain menu. 1 n 1 n 2 n 3 n 4 Occupied period - Start time*. 00:00 to 24:00 Authorises entering the time of day...

Page 29 - General alarm: the unit is totally stopped due to failure.; FORMAT

29 5 - PRO-DIALOG CONTROL OPERATION 5.1 - Start/stop control The table below summarises the unit control type and stop orgo status with regard to the following parameters.- Operating type: this is selected using the start/stop buttonon the front of the user interface. - Remote start/stop contacts: t...

Page 32 - Heating/cooling operating mode

32 The following table summarises the possible selectionsdepending on the control types (local, remote or CCN) and thefollowing parameters:- Setpoint select in local control: item #12 of the Infor-mation menu permits selection of the active setpoint, ifthe unit is in local operating type. - Heating/...

Page 33 - The maximum reset value.; Reset example in cooling mode

33 5.6.2 - ResetReset means that the active setpoint is modified so that lessmachine capacity is required (in cooling mode, the setpoint isincreased, in heating mode it is decreased). This modification isin general a reaction to a drop in the load. For the Pro-Dialogcontrol system, the source of the...

Page 34 - - Additional electric heater stage control; The unit demand limit is not active.

34 5.11 - Defrost function Defrost is activated, when the unit is in heating mode, in orderto reduce frost build-up on the air heat exchanger. The defrostcycle can only be applied to one circuit at a time. During thedefrost cycle the fans of that circuit are stopped, and the four-way refrigerant val...

Page 35 - ALARM CODE DESCRIPTIONS

35 ALARM CODE 1 2 3 5 6 7 9 10 11 12 13 14 15 16 17 18 21 22 23 24 ALARM NAME Compressor A1 failure Compressor A2 failure Compressor A3 failure Compressor B1 failure Compressor B2 failure Compressor B3 failure Heat exchanger leaving fluidthermistor failure Heat exchanger entering fluidthermistor fai...