Carrier 30GK - Manuals

7 3.2.7 - Light emitting diodes on boardsAll boards continuously check and indicate the properoperation of their electronic circuits. A light emitting diode(LED) lights on each board when it is operating properly. Red LED • The MAIN red LED flashes at about 2 second intervals toshow that the module ...

8 3.3.3 - The evaporator pumpsThe controller can regulate one or two evaporator pumps, withautomatic changeover between the two pumps. 3.3.4 - The condenser pumpIn appropriate cases the controller can regulate a condenserpump (for water-cooled units or air-cooled units with heatreclaim option). This...

11 kPa kPa 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 ru...

13 STATUS TEMPERATURES PRESSURES SETPOINTS INPUTS OUTPUTS CONFIGURATION ALARMS USER [USEr] SERVICE [SErviCE] FACTORY [FACtorY] RUNTIME 1 [RuntiME 1] MAINTENANCE [MAintEnAnCE] PERIOD 3 [PEriod 3] PERIOD 4 [PEriod 4] PERIOD 5 [PEriod 5] PERIOD 6 [PEriod 6] PERIOD 7 [PEriod 7] PERIOD 8 [PEriod 8] PERIO...

14 MENU Legend ** 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 17 18 ST A TUS Def ault displa y Activ e modes Chiller occupied/ unoccupied Min utes left bef ore star ting Cooling/heating selection Heat reclaim selection Unit capacity in % Capacity circuit ...

24 PERIOD X CONFIGURATION SUB-MENUS (X = 1 to 8) ITEM # FORMAT COMMENTS 0 Period X Menu Indicates the period (X) you are going toconfigure. When selected this item authorises areturn to the main 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...

27 5 - PRO-DIALOG PLUS 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 contac...

28 5.3 - Evaporator water pump control The unit can control one or two evaporator water pumps. Theevaporator water pump is turned on when this option is confi-gured (see User configuration) and when the unit is in one of theon modes described above or in delay mode. Since the minimumvalue for the de...

31 5.17 - High pressure load shedding function This function does not require an additional board. It preventshigh pressure a break on a circuit by the following means:• Preventing any capacity increase on the circuit once thehigh pressure value has reached an initial threshold. • Shedding one or mo...

32 6 - DIAGNOSTICS - TROUBLESHOOTING 6.1 - General The PRO-DIALOG Plus control system has many fault tracingaid functions. The local interface and its various menus giveaccess to all unit operating conditions. The test function makesit possible to run a quick test of all devices on the unit. If anop...