Instruction/ maintenance manual of the product 30RA/RH Carrier
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30RA/RH “B” 30R Y/R YH “B” PRO-DIALOG Control Operation and maintenance instructions AQUASNAP.
2 TABLE OF CONTENTS 1 - SAFETY CONSIDERATIONS ...................................................................................................... ............................................ 4 1.1 - General .........................................
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 DEL T A T .
4 1 - SAFETY CONSIDERATIONS 1.1 - General Installation, start-up and servicing of equipment can be hazardous if certain factors particular to the installation are not considered: operating pressures, presence of electrical components and voltages and the installation site (elevated plinths and built-up up structures).
5 3 - HARDWARE DESCRIPTION 3.1 - General Figure 1 3.2 - Electrical supply to boards All boards, except the PD-RCPM board, are supplied from a common 24 V a.c. supply ref erred to earth. CAUTION: Maintain the correct polarity when connecting the power supply to the boards, otherwise the boards may be damaged.
6 3.6 - Connections at the user's terminal block 3.6.1 - General description The contacts below are available at the user's terminal block on the NRCP-BASE board (see figure 1). Some of them can only be used if the unit operates in remote operating type (rEM).
7 Description Alarm relay output circuit A Alarm relay output circuit B Boiler relay output Contact 1: start/stop/heat/cool Contact 2: start/stop/heat/cool Contact 3: demand limit selection Contact 4:.
8 3.6.2 - Volt-free contact on/off/cooling/heating without multiplexing If the automatic heating/cooling changeover function is not selected (see sections 4.3.11.3, 5.1 and 5.2) the operation of contacts 1 and 2 is as follows: OFF ON cooling ON heating Contact 1 Open Closed Closed Contact 2 - Open Closed Contact status not significant 3.
9 MAIN INTERF A CE BUTTON NAME DESCRIPTION Menu P er mits the selection of a main menu. Each main menu is represented b y an icon. The icon is lit if active. Up arrow Permits scrolling through the menu items (in the two-digit display). If the modification mode is active this button aut horises increase of the v alue of any parameter .
10 The summary interface (right hand section) includes a mimic diagram of the unit, together with push-buttons and LEDs. It gives quick access to the main operating parameters of the unit.
11 4.3 - Menus 4.3.1 - Selecting a menu The MENU button authorises you to select a menu from the 10 main menus that are available. Each time you press this button one of the 10 LEDs lights up in turn alongside each of the icons representing a main menu.
12 0 0 SEtPoint 1 1 6.0 6.0 5.9 5.8 5.7 1 5.7 MODIFYING THE V ALUE OF A P ARAMETER OPERA TION PRESS BUTTON MENU LED ITEM NUMBER ITEM V ALUE 2-DIGIT DISPLA Y 4-DIGIT DISPLA Y Hold on the MENU button until the LED for SETPOINT lights.
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] MAINTE.
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 ST A TUS Default display Mod.
15 INFORMA TION MENU (3) ITEM FORMA T UNITS 0 ±nn.n °C LOFF - L-On - L-Sc - CCn - rEM - MASt - OFF - rEADY - dELA Y - StOPPing - running - triPout - OvErridE - dEFrOSt - OCCUPIEd - UNOCCUPIEd - COOL - HEA T - StAndbY - BotH - ALArM - ALErt - MAStEr - SLAvE - 1 [1] nn - 2 [2] - occu unoc Forc 3 nn.
16 DESCRIPTION The delay at start-up operates after the unit has been switched on. If the delay has not expired, the mode is active . The dela y is configured in the User Configuration 1 menu. The second cooling/heating setpoint is active. See section 5.
17 SETPOINTS MENU [2] ITEM FORMA T UNITS RANGE 0 ±nn.n ° C See table below 1 ±nn.n ° C See table below 2 nnn ° C See table below 3 [1] nnn °C See table below 4 [1] nn.n ° C See table below 5 [1] ±nn.n °C 3.8 to 50 6 [1] ±nn.n °C 0 to 46 7 nnn % 0 to 100 8 [1] nnn % 0 to 100 9 [1] nnn % 0 to 100 10 ±nn.
18 INPUTS MENU [2] ITEM FORMA T UNITS 0 oPEn/CLoS - 1 [1] oPEn/CLoS - 2 oPEn/CLoS - 3 oPEn/CLoS - 4 [1] oPEn/CLoS - 5 [1] oPEn/CLoS - 6 [1] oPEn/CLoS - 7 oPEn/CLoS - 8 [1] b 1 b 2 b 3 - 9 [1] b 1 b 2 b 3 - LE A VING WA TER TEMPERA TURE CONTROL SETPOINT - °C R-22/R-407C Minimum cooling value W ater 5.
19 4.3.10 - Description of the Outputs/Tests menu 4.3.10.1 - General This menu displays the status of the controller outputs. More- ov er , when the machine is fully stopped (LOFF) the outputs can be activated for manual or automatic tests (the access to the tests is password controlled).
20 OUTPUTS ST A TUS & TESTS MENU [2] [3] continued ITEM FORMA T UNITS 13 [1] b 1 b 2 b 3 b 4 tESt 14 [1] YES - no - tESt % 15 A uto tESt - DESCRIPTION Additional heating stage status.
21 The table belo w describes the dif ferent sequences of the automatic test. TEST NUMBER 0 1 2 3 4 5, 6 7, 8, 9 10, 11 12, 13, 14 15, 16, 17 18 19, 20, 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36.
22 The table below describes the faults that can be displayed during the automatic test. TEST F AU L T 1 2 3 4 5 6 7 8 9 10 11, 12, 13; 14, 15 16, 17, 18, 19, 20 21 22, 23; 24, 25, 26 27 28 29 30 31 3.
23 SUB-MENU USER CONFIGURA TION * only displayed if configuration requires. NOTE: The items in brackets show what is displayed on the user interface. SCHEDULE 1 [ScHEduLE 1MEnu]* Return to previous me.
24 4.3.1 1.3 - Description of the User 1 Configuration sub-menu 1 This item shall be masked when not used. 2 Access to menu is read/write. U SER 1 CONFIGURA TION SUB-MENU [2] ITEM FORMA T UNITS DE FA U L T COMMENTS 0 USEr MEnu - - When selected this item authorises return to the previous menu.
25 4.3.1 1.4 - Description of the User 2 Configuration sub-menu 4.3.1 1.6 - Description of the Time Schedules sub-menus The control provides two timer programs: schedule 1 and schedule 2 that can be a.
26 PERIOD X CONFIGURA TION SUB-MENUS (X = 1 TO 8) ITEM # FORMA T COMMENTS 0 Period X Menu Indicates the period (X) you are going to configure. When selected this item authorises a return to the main menu. 1n 1 n 2 n 3 n 4 Occupied period - Start time* .
27 BROADCAST CONFIGURA TION SUB-MENU ITEM # FORMA T COMMENTS 0 broAdCASt MEnu When selected this item authorises a return to the main menu. 1 YES/no Determines whether or not the unit is a broadcast acknowledger when the unit is connected on a CCN network .
28 ITEM # 0 [1] 1 [1] 2 [1] 3 [1] 4 [1] 5 [1] FORMA T X ALArM rESEt ALArM 1 to 55 1 to 55 1 to 55 1 to 55 1 to 55 COMMENTS X alarms are active Reset of alarms is requested T o reset all active alar ms, continuously press the Enter ke y . ‘rESET ALArM’ is then displayed.
29 5 - PRO-DIALOG CONTROL OPERATION 5.1 - Start/stop control The table below summarises the unit control type and stop or go status with regard to the following parameters. - Operating type : this is selected using the start/stop button on the front of the user interface.
30 CHIL_S_S - - - - - - Disable - - - - Disable - - - - - - Enable - - - - Enable REMOTE ST ART/STOP CONT ACT - - - - Off - - - - Off - - - - - On cooling On heating On auto - - On cooling On heating .
31 5.3 - Evaporator water pump control The unit can control one or two e v aporator water pumps. The evaporator water pump is turned on when this option is configured (see User configuration) and when the unit is in on e of the on modes described above or in delay mode.
32 The following table summarises the possible selections depending on the control types (local, remote or CCN) and the following parameters: - Setpoint select in local control : item #12 of the Infor- mation menu permits selection of the active setpoint, if the unit is in local operating type.
33 5.6.2 - Reset Reset means that the active setpoint is modified so that less machine capacity is required (in cooling mode, the setpoint is increased, in heating mode it is decreased). This modifica tion is in general a reaction to a drop in the load.
34 5.11 - Defrost function Defrost is activated, when the unit is in heating mode, in order to reduce frost build-up on the air heat exc hanger . The defrost cycle can only be applied to one circuit at a time.
35 A LARM C ODE 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.
Order No. 13444-76, 06.2005. Supersedes order No.: 13429-76, 06.2004. Manufactured by: Carrier s.a., Montluel, France. Manufacturer reserves the right to change any product specification without notice. Printed in the Netherlands on chlorine-free paper.
An important point after buying a device Carrier 30RA/RH (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Carrier 30RA/RH yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Carrier 30RA/RH - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Carrier 30RA/RH you will learn all the available features of the product, as well as information on its operation. The information that you get Carrier 30RA/RH will certainly help you make a decision on the purchase.
If you already are a holder of Carrier 30RA/RH, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Carrier 30RA/RH.
However, one of the most important roles played by the user manual is to help in solving problems with Carrier 30RA/RH. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Carrier 30RA/RH along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
