Carrier 8KW Wartungshandbuch

Transport Air ConditioningT--341 Rev BOPERATION AND SERVICEforAvantACtHybridRoof Top Air Conditioning ComponentsR

T--341Safety -- 3CAUTIONDo not under any circumstances attempt to service the Inverter. Should a problem develop withthese components, replace them.CA

1-- 1T--341SECTION 1DESCRIPTION1.1 INTRODUCTIONThis manual contains operating instructions, serviceinstructions and electrical data for the AvantACtEl

1-- 2T--3411353261174168Equipment Identification721922212018151019&231314161. Heater Coil (2)2. Evaporator Coil (2)3. Accumulator4. Suction Pressu

1-- 3T--341Equipment Identification1121110986& 754321322212016191817151418161. Heater Coil (2)2. Evaporator Coil (2)3. Thermal Expansion Valve (Lo

1-- 4T--341EquipmentIdentification13316171141124876515129&101. Inverter/Microprocessor2. Condenser Fan3. Fusible Plug (Location)4. Condenser Coil

1-- 5T--3411.4 GENERAL DESCRIPTION1.4.1 Main Disconnect SwitchThe main disconnect switch is mounted near the powersupply. Actual location is determine

1-- 6T--3411.4.10 Fresh Air SystemThe fresh air system (if fitted) includes the damperoperator and damper. In the automatic mode, as returnair tempera

1-- 7T--3411.7 ELECTRICAL SPECIFICATIONS -- SENSORSAND TRANSDUCERSa. Pressure TransducerSupply V oltage: 4.5 to 5.5 vdc (5 vdc nominal)Supply current:

1-- 8T--341refrigerant; therefore the cooler air is circulated to theinterior of the vehicle.The transfer of heat from the air to the low temperaturel

2-- 1T--341SECTION 2OPERATION2.1 STARTING, STOPPING AND OPERATING INSTRUCTIONS10789F72.0AVANTAC165432KEYS1. Display2. Plus Key3. Minus Key4. Recircula

OPERATION ANDSERVICE MANUALAvantACtHybridRoof Top Air Conditioning ComponentsBUSAIR CONDITIONINGEQUIPMENT

2-- 2T--341g. To close the fresh air damper (flap), press the FLAPkey. When the green LED (See Figure 2--1, item7)is off, theflap is closed. Whenthe g

2-- 3T--3412.1.4 DRIVERS DISPLAY (Information List)DISPLAYEXAMPLE DESCRIPTIONAlarm ListA112 Module 1 Alarm 12A241 Module 2 Alarm 41Module ListNo1 Modu

2-- 4T--3412.2.7 EVCU Power Set PointTheEVCUwilldetermineandsetpower limitstotheA/Csystem.2.2.8 Pressure DifferenceThe compressor will be enabled to r

2-- 5T--3412.2.17 Floor Temperature SensorAs an option for floor heater control, an additionaltemperature sensor can be connected to inverterconnector

2-- 6T--341InCOOLmode,theflapwillbesettothehigheroutputofthe minimum fresh air lookup tableandtheoutput ofthefresh air return air temperature PI.2.3.1

T -3413-- 1SECTION 3TROUBLESHOOTINGWARNINGBeaware of HIGH VOLTAGE supplied to this equipment from the vehicle high voltage systemand/orshore power sou

3-- 2T--341Table 3--1 Driver Display Panel Alarm Message DefinitionALARMNO.TITLE CAUSE REMEDY CONTROLLER RESPONSE11 DC busover voltageInverter DC bus

T -3413-- 334 Low suctionpressureCompressor 2 suctionpressure low or wiringdefective.Check suctionpressure transducerand wiring. Checkcauses of low su

3-- 4T--34157 Return airtemperaturefailureBad sensor or wiring. Ensure all connectorsare plugged in. Checksensor voltage or wir-ing. Replace sensoror

T -3413-- 5Table 3 --2 General System Troubleshooting Procedures -- ContinuedINDICATION/TROUBLEPOSSIBLE CAUSESREFERENCESECTION3.2.5 Abnormal PressureH

iT--341TABLE OF CONTENTSPARAGRAPH NUMBER PageSAFETY SUMMARY Safety--1...DESCRIPTION 1

T--3414-- 1SECTION 4TECHNICIAN INTERFACE4.1 INTRODUCTION (LAPTOP)The following instructions are intended for field servicetechnician’s information for

T--3414-- 23. The operator is now in the “COM1Properties -- PortSettings” dialog. Here select bits per second as“9600” and select Flow control as “Xon

T--3414-- 34.4 PAGE DISPLAYS4.4.1 Page 1 -- System Overview and Automatic Control1 EVCU AC On AC PWR UpLim LoLim Conn1 Conn20 0 0 0 0 0AVANTAC TotalA

T--3414-- 44.4.2 Page 2 -- Temperature Control Information2 COUNT 199 0 0 0 0 0EVAP Hz 60 60 60 60 60 60COND Hz 60 60 60 60 60 60COMP Hz 60 60 60 60 6

T--3414-- 54.4.3Page 3 -- Hour meters and alarm queues3 SELECT 0 0 0 0 0 0MSG ID 0 0 0 0 0 0EVAP HR 0 0 0 0 0 0CMP1 HR 0 0 0 0 0 0CMP2 HR 0 0 0 0 0 0K

T--3414-- 64.4.4 Alarm Code Definitions –ALARMCODEDefinition ALM VAL1 ALM VAL211 DC bus over voltage Generator line voltage Generator excitation comma

T--3414-- 74.4.5 Page4–Alarms4 OVER V 0 0 0 0 0 0UNDR VLT 0 0 0 0 0 0DC FAULT 0 0 0 0 0 0OVER TMP 0 0 0 0 0 0CP1 HI T 0 0 0 0 0 0CP1 HI A 0 0 0 0 0 0C

T--3414-- 84.4.6 Page 5 -- Manual Control5 TEST 0 0 0 0 0 0CLR AL 0 0 0 0 0 0RST KW 0 0 0 0 0 0MANUAL 0 0 0 0 0 0FLAP 0 0 0 0 0 0GEN 0 0 0 0 0 0EVAP 0

T--3414-- 94.4.7 Page 6 -- System Configuration 16 RS232 PC DISP PC PC DLOG PCPRESSURE bar bar bar bar bar barDEG C/F 0 0 0 0 0 0RE--HEAT 0 0 0 0 0 0A

T--3414-- 104.4.7 Page 6 -- Note: (Continued)HEATCTLHeater controlNO: No heating SLAVE: Slave heat, the heat is controlled by other modulesNCV: Normal

iiT--341TABLE OF CONTENTS -- ContinuedPARAGRAPH NUMBER Page2.2.10 Temperature Control Mode Change Band 2--4...

T--3414-- 114.4.8 Page 7 -- System Configuration 27DISSP 12.6 12.6 12.6 12.6 12.6 12.6HSUPEV 0 0 0 0 0 0H SUP HT 8 8 8 8 8 8FLOOR IN 6 6 6 6 6 6FLOOR

T--3414-- 124.5 BOOT LOADERPROCEDUREThe Boot loader configuration is used to reprogram themicroprocessor’s on--chip flash memory. It receivesprogram c

T--3414-- 134.7 HYPERTERMINAL FILE CONVERSION TOEXCELNOTETo convert the saved HyperTerminal File to anExcelbasedformat, aprogram calledscantxtisrequir

T--3415-- 1SECTION 5SERVICEWARNINGBeaware of HIGH VOLTAGE supplied to this equipment from the vehicle high voltage systemand/orshore power source and

T--341 5--2Condenser CoverEvaporator CoverCondenser CoverFigure 5--1 System Cover Removal5.3 REM OVINGT OP COVE R (C ONDE NSER )The condenser cover as

T--3415-- 3CAUTIONTo prevent trapping liquid refrigerant in themanifoldgaugesetbesuresetisbroughttosuction pressure before disconnecting.b. Backseat b

T--341 5--45.7.3 Procedure for Evacuation and DehydratingSystem (Triple Evacuation)a. Remove refrigerant using a refrigerant recovery sys-tem.b. The r

T--3415-- 55.10 THERMOSTATIC EXPANSION VALVEThe thermostatic expansion valve (See Figure 5--4) isan automatic device which maintains constantsuperheat

T--341 5--6c. Removerefrigerant using a refrigerant recovery sys-tem (Refer to paragraph 5.7.3).d. Remove the high pressure switch.e. Cut the suction

T--3415-- 75.14 REPLACING THE CONDENSER MOTORa. Ensure the 24VDC on/off switch is in the off positionand the main disconnect switch is in the off posi

iiiT--341TABLE OF CONTENTS -- ContinuedPARAGRAPH NUMBER PageTECHNICIAN INTERFACE 4--1...

T--341 5--85.18 PRESSURE TRANSDUCER CHECKOUTNOTESystem must be operating to check transduc-ers.a. With the system running use the driver display andma

T--3415-- 9Table 5--3 R--134a Temperature -- Pressure ChartTemperatureVacuum°F °C“/hg Kg/cm@ Bar-- 40 -- 40 14.6 37.08 0.49.35 .37 12.3 31.25 0.42-- 3

T -3416--1SECTION 6SHORE POWER CONTROL BOXWARNINGBeaware of HIGH VOLTAGE supplied to this equipment from the vehicle high voltage systemand/orshore po

T -341 6--26.2 SHORE POWER O PE RATIONIn the event that shore power is desired, the shorepower control box converts 460VAC nominal power to650VDC powe

7-- 1T--341SECTION 7ELECTRICALWARNINGBeaware of HIGH VOLTAGE supplied to this equipment from the vehicle high voltage systemand/orshore power source a

7-- 2T--341Table 7 --1 Wiring Schematic -- LegendZONE ACRONYM DESCRIPTION ZONE ACRONYM DESCRIPTIONE47 AMBS Ambient Air Temperature Sensor D11 IMCCInsu

7-- 3T--341Figure 7 --1 8--KW Roof Top Wiring Diagram

7-- 4T--341Figure 7 --2 16--KW Roof Top Wiring Diagram

7-- 5T--341Figure 7 --3 5--KW Water Cooler Wiring Diagram

7-- 6T--341Figure 7 --4 24--VDC Power Connection and Module Number Assignment

ivT--341TABLE OF CONTENTS -- ContinuedPARAGRAPH NUMBER Page5.11 COMPRESSOR MAINTENANCE 5--5...5.11

INDEXIndex -- 1T--341AAir Filter, 5--6AIR FLOW, 1--7Alarm, 3--1Alarm Codes, 3--1Alarm Queue, 3--1Ambient Air Temperature, 2--3Ambient Lockout, 1--7BBo

INDEXIndex -- 2T--341MMain Menu, 4--2Main Switch Box, 1--5Maintenance Schedule, 5--1Manifold Gauge Set, 5--2Micrormate Control Panel, 2--2, 2--3Mode C

A member of the United Technologies Corporation family. Stock symbol UTX©2008 Carrier Corporation D Printed in U. S. A. 1008Carrier Transicold Divisio

vT--341LIST OF ILLUSTRATIONSFIGURE NUMBER PageFigure 1--1 Component Identification 1-- 1...Fi

T--341Safety -- 1SAFETY SUMMARYSAFETY PRECATIONSYourCarrier Transicoldair--conditioningunithasbeendesignedwiththesafetyoftheoperatorinmind. Duringnorm

Safety -- 2T--341Besurepoweris turnedoff beforeworking onmotors, controllers, solenoid valvesand electricalcontrol switches.Tagcircuit breaker and pow