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9.5 -  Alarms description

This section includes all alarms/alerts associated with the 
operation of the unit as well as optional drives used to provide 
variable speed fans and variable speed pumps functionalities.

General alarm codes

The following table includes a list of alarms that might appear 
on the unit. Please note that the alarm number given in the 
first column can be useful when retrieving information 
regarding the existing alarms.

Code Description

Possible cause

Action taken

Reset type

Thermistor failure

15001 Water  Exchanger  Entering  Fluid  Thermistor  Failure                Defective thermistor

Unit shuts down

Automatic, if thermistor 

reading returns to normal

15002 Water  Exchanger  Leaving  Fluid Thermistor  Failure                 As above

As above

As above

15006 Condenser Entering Fluid Thermistor Failure                      As above

As above

As above

15007 Condenser Leaving Fluid Thermistor Failure                       As above

As above

As above

15010 OAT Thermistor Failure                                          

As above

As above

As above

15011 Master/Slave Common Fluid Thermistor Failure                     As above

As above

As above

15012 Circuit A Suction Gas Thermistor Failure                         As above

As above

As above

15013 Circuit B Suction Gas Thermistor Failure                         As above

As above

As above

15032 Master/Slave Common Heating Fluid Thermistor 

Failure            

As above

As above

As above

15036 Dry Cooler LWT Thermistor Failure                                As above

As above

As above

15044 Circuit A Discharge Gas Thermistor Failure                       As above

As above

As above

15045 Circuit B Discharge Gas Thermistor Failure                       As above

As above

As above

Transducer failure

12001 Circuit A Discharge Pressure Transducer Failure                  Defective transducer

Circuit A shuts down

Automatic, if sensor voltage 

reading returns to normal

12002 Circuit B Discharge Pressure Transducer Failure                  As above

Circuit B shuts down

As above

12004 Circuit A Suction Pressure Transducer Failure                    As above

Circuit A shuts down

Automatic (up to 3 alarms 

within  24h); otherwise, Manual

12005 Circuit B Suction Pressure Transducer Failure                    As above

Circuit B shuts down

As above

12024 Water  Exchanger  Entering  Fluid  Transducer  Failure                As above

Unit shuts down

Automatic, if sensor voltage 

reading returns to normal

12025 Water  Exchanger  Leaving  Fluid  Transducer  Failure                 As above

As above

As above

12026 Water  Condenser  Entering  Fluid  Transducer  Failure                As above

As above

As above

12027 Water  Condenser  Leaving  Fluid  Transducer  Failure                 As above

As above

As above

Communication failure

4901

Loss  of  communication  with  SIOB  Board  Number  1                   Bus installation fault, 

communication error

Unit shuts down

Automatic, if communication is 

re-established

4902

Loss  of  communication  with  SIOB  Board  Number  2                   As above

As above

As above

4601

Loss of communication with AUX1 Heating Device 

Control board    

As above

As above

As above

4602

Loss of communication with AUX1 Condenser 

board                 

As above

As above

As above

4604

Loss of communication with AUX1 Options board 

As above

Depends on the option 

(Master-Slave disabled / 

desuperheater disabled / 

unit shuts down)

As above

4605

Loss of communication with Free Cooling Board 1 

(free cooling dry cooler)      

As above

Unit returns to mechanical 

cooling

As above

Process failure

10001 Cooler Water Exchanger Freeze Protection                        

No water flow, defective 

thermistor

Unit shuts down but the 

pump continues to run

Automatic (the first alarm in the 

last  24h); otherwise, Manual

10005 Circuit A Low Saturated Suction Temperature                      Pressure transducer 

defective, EXV blocked 

or lack of refrigerant

Circuit A shuts down

As above

10006 Circuit B Low Saturated Suction Temperature                      As above

Circuit B shuts down

As above

Summary of Contents for AquaSnap 30WG Series

Page 1: ...CONTROLS MANUAL Operation instructions Original document Touch Pilot Junior Control 30WG 30WGA 61WG...

Page 2: ...ns 10 5 SETTING UP TOUCH PILOT JUNIOR CONTROL 11 5 1 Reading the Welcome screen 11 5 2 Exploring the Synoptic screen 11 5 3 Starting Stopping the unit 11 5 4 Setting the schedule 12 5 5 Display settin...

Page 3: ...t any time without notice 8 10 Additional space heating control 28 8 11 Built in DHW and space heating control HDC 29 8 12 Condensing pressure control optional 30 8 13 Master Slave control 30 9 DIAGNO...

Page 4: ...instructions prior to proceeding with any work Pay attention to all safety warnings The information provided herein is solely for the purpose of allowing customers to operate and service the equipment...

Page 5: ...trical cables and conduits terminal box covers and motor frames with great care 2 CONTROLLER OVERVIEW 2 1 Control system 30WG 30WGA 61WGunitscomewiththeTouchPilotJunior control that serves as a user i...

Page 6: ...f the green LED is not flashing this indicates a LEN bus wiring problem 3 4 Pressure transducers The control implements three types of pressure transducers where two pressure transducers high pressure...

Page 7: ...ustomer safety loops Condenser 3 way valve SIOB cir A 80 80 Used to control the water flow on the condenser side Boiler SIOB cir A 69 70 Used to command a boiler Running SIOB cir A 37 38 Used to signa...

Page 8: ...me screen will be displayed 4 2 Connections Connections are located on the bottom side of the controller The controller comes with two RS485 ports where the first port is used to connect to CCN Carrie...

Page 9: ...er password User password required Legend Genunit Config Schedule HDC Configuration Date Time Pump Configuration Holiday Reset Config Control Identification Heat Cool Config Broadcast User Configurati...

Page 10: ...rt no action taken on the unit Steady icon Alarm s active on the unit see section 9 5 OTHER SCREENS Login screen Parameters screen s Login Confirm advanced access login Save changes Logout Reset the u...

Page 11: ...d 5 SETTING UP TOUCH PILOT JUNIOR CONTROL 5 1 Reading the Welcome screen The Welcome screen is the first screen shown after starting the user interface It displays the application name as well as the...

Page 12: ...is set the selected period will be presented in the form of the green band on the timeline 7 Press the Save button to save your changes or the Cancel button to exit the screen without making modificat...

Page 13: ...r level security ensures that only authorised users are allowed to modify critical unit parameters Only logged in users are allowed to access the Configuration menu It is strongly recommended to chang...

Page 14: ...ion is from a PC using a web browser with Java IMPORTANT UsefirewallsandVPNforsecureconnection 6 2 Opening the web interface To access theTouch Pilot Junior control enter the IP address of the unit in...

Page 15: ...ditional features some tables may contain parameters that cannot be configured for a given unit General Parameters Menu GENUNIT No Point name Status Unit Displayed text Description 1 CTRL_TYP 0 to 2 L...

Page 16: ...emperature circuit A 4 SST_B C Saturated Suction Tp B Saturated suction temperature circuit B 5 SUCT_A C Gas Suction Temp A Compressor suction temperature circuit A 6 SUCT_B C Gas Suction Temp B Compr...

Page 17: ...pen close Remote Setpoint Switch2 Remote Setpoint Switch 2 6 LIM_SW1 open close Limit Switch 1 Status Demand limit switch 1 7 LIM_SW2 open close Limit Switch 2 Status Not applicable please ignore this...

Page 18: ...oint Evaporator water delta temp setpoint 12 CL_WdpSp kPa Cool Water DP Setpoint Evaporator water delta pressure setpoint 13 CL_DvPos 0 to 100 Cool Pump drive position Evaporator pump drive position 1...

Page 19: ...ber of starts compressor A1 7 hr_cp_a2 hour Compressor A2 Hours Operating hours compressor A2 8 st_cp_a2 Compressor A2 Starts Number of starts compressor A2 9 hr_cp_a3 hour Compressor A3 Hours Operati...

Page 20: ...Displayed text Description 1 m_delay no yes Delay Active Start up delay in effect 2 m_2ndspt no yes Second Setpoint Active Second setpoint in use The setpoint used during unoccupied periods 3 m_reset...

Page 21: ...a given unit Genunit Config Menu GENCONF No Point name Status Default Unit Displayed text Description 1 lead_cir 0 to 2 0 Cir Priority Sequence Circuit priority 2 0 Auto 1 A Lead 2 B Lead 0 Automatic...

Page 22: ...the selected language English by default Heat Cool Config Menu HCCONFIG No Point name Status Default Unit Displayed text Description 1 cr_sel 0 to 3 0 Cooling Reset Select Cooling reset selection 2 hr...

Page 23: ...fu 30 1 to 52 2 40 5 C OAT Full Reset Value OAT max reset value 12 dt_hr_no 0 to 14 1 0 C Delta T No Reset Value Delta T no reset value 13 dt_hr_fu 0 to 14 1 0 C Delta T Full Reset Value Delta T max r...

Page 24: ...onth Day of the month 2 month 1 to 12 Month of year Month 3 year 20nn Year Year 4 dow Monday Sunday Day of Week Day of the week Time HH MM 5 hour 0 to 24 hour Hour Hour 6 minute 0 to 59 min Minute Min...

Page 25: ...operate in Cooling mode only The unit operation is based on the following parameters Unit On Off status This parameter indicates whether the unit is shut down not authorised to start or in operation...

Page 26: ...mpdel for cooler OR 4 Set PumpAuto Rotation Delay cdpmpdel for condenser Pump Auto Rotation Delay clpmpdel cdpmpdel 24 to 3000 h 48 h 8 4 3 Pump speed control If the pump with variable flow option has...

Page 27: ...g setpoint reset which can be applied if the condensing setpoint control depends on outdoor air temperature reading reset source OAT Cooling mode 30WG 30WGA 61WG Cooling control point reset is used to...

Page 28: ...et boiler manual command 1 Navigate to the Configuration menu 2 Select Heat Cool Config HCCONFIG 3 Set Boiler Manual Command boil_on Boiler Manual Command boil_on No OAT sensor logic is applied Yes Bo...

Page 29: ...ntinue to operate as described earlier The electric heater stages operate only in the heating mode but not during domestic hot water production 8 11 4 Heating or domestic hot water mode A three way va...

Page 30: ...ch Pilot Junior continuously optimises system operation to obtain the best system efficiency by controlling the number of fans required for any thermal load and outside temperature conditions 8 12 3 C...

Page 31: ...2 Select Current Alarms 3 The list of active alarms will be displayed 9 3 Resetting alarms The alarm can be reset either automatically by the control or manually through the touch panel display or th...

Page 32: ...12002 Circuit B Discharge Pressure Transducer Failure As above Circuit B shuts down As above 12004 Circuit A Suction Pressure Transducer Failure As above Circuit A shuts down Automatic up to 3 alarms...

Page 33: ...stand alone mode Automatic if communication is restored 10031 Unit is in CCN emergency stop Network emergency stop command Unit shuts down Automatic if emergency stop is deactivated 10032 Cooler pump...

Page 34: ...enser water loop failure pump overload Water loop pressure drop too low Unit shuts down Automatic 11107 Condenser water loop failure switch fail Switch fault Unit shuts down Automatic 6 times within 2...

Page 35: ...nd no serious damage can occur to your equipment The Manufacturer provides a wide range of service contracts which embrace the assistance of highly qualified HVAC engineering professionals ready to he...

Page 36: ...rder No 10161 09 2016 Supersedes order No New Manufacturer Carrier SCS Montluel France Manufacturer reserves the right to change any product specifications without notice Printed in the European Union...

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