Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 040-420 Cltt, at Clt cl, ct l, p-&q, c cItt, c+ l, Keypad Directory cant SERVICE cord

Models: 040-420

1 76

Download 76 pages 29.3 Kb

Page 35

Table 9 - Keypad Directory (cant)

Table 9 - Keypad Directory (cant)

SERVICE (cord)

The next 3 subfunctions provide the ability to modify configurations Refer to separate Installation, Start-Up, and Service Instructions supplied with unit for further information o n changing configurations.

To change a configuration, enter the new configuration and press 4 while on the correct configuration.

F.-’

I’ i. j, Fc,s;B,:

SUBFUNCTiON

KEYPAD ENTRY

3FACTORY CONFIGURATION

Clt

4FIELD CONFIGURATION

Cltt

c c[Ittclt ct l 0t qtt

0t

at Clt cl

cqttl clt c+ l Cl+ Clt

5 SERVICE	p-&q
5 SERVICE
CONFIGURATION	t
	t
	cl
	ct l
	t
	Cl
	ct l
	ct l
	ct l
	c+ l
	qt
	c•t

DISPLAY							COMMENT

FACT CFG		Factory Configuration Codes
xxx x x x x x		Configuration				Code		1
xxx x x x x x		Configuration				Code		2
xxx x x x x x		Configuration				Code		3
xxx x x x x x		Configuration				Code		4
xxx x x x x x		Configuration				Code		5
xxx x x x x x		Configuration				Code		6

FLD CFG		Adjustable			Field		Configuration
EN0 X		CCN Element Address
BUS X		CCN Bus Number
BAUD X		CCN Baud Rate
FLUID X		Cooler		Fluid		Select
UNITS X		Display Unit Select
LANG X		Display		Language				Select
NULA X		No Circuit A Unloaders
NULB X		No. Circuit B Unloaders
HGB X		Hot Gas Bypass Select
S E Q T	X	Loading			Sequence			Select
SEQF X		Lead/Lag			Sequence			Select
OPS	x	Oil Pressure Switch Select
HEADM X		Head Pressure Control Method
M M X		Motormaster@				Select
CSPTYP X		Cooling Set Point Control Select
CRTYP X		Cooling Reset Control Select
ERTYP X		External Reset Sensor Select
L S T Y P X		Demand			Limit	Control Select
RAMP X		Ramp		Load		Select
LOCK X		Cooler Pump Interlock Select
CPC	x	Cooler Pump Control Select

SRV CFG		Service Configurations
xxx x x x x x		Configuration				Code		7
xxx x x x x x		Configuration				Code		8
REFRIG X		Refrigerant
T D T Y P X		Pressure Transducer Select
OPS	x	Oil Transducer Set Point
LPS x		Low Pressure Set Point
FANTYP X		Fan	Staging			Select
SH X		EXV	Superheat				Set	Point
M O P X		EXV	MOP Set				Point

3 5

Image 35

Carrier 040-420 specifications Cltt, at Clt cl, p-&q, c cItt, c+ l, Keypad Directory cant SERVICE cord, clt ct l 0t qtt

Contents

040-420 CONTENTSSAFETY CONSIDERATIONS ACCESSORY UNLOADER INSTALLATIONTable 1 - Unit Sizes and Modular Combinations GENERALMAJOR SYSTEM COMPONENTS DsroiLv Table 3 - Thermistor and Transducer Locations Table 2 - LOCAL/ENABLE-STOP-CCNSwitch Positions and Operation Compressor Protection Control Module CPCSControl Steps, OPERATION DATATable 4A - Capacity 060A\~**Hz Table 4A - Capacity Control Steps, 040-070cantoy&ya “‘“G Hzylf,t Table 4A - Capacity Control Steps, 040-070cantA4l&pi’& A;.$Aiti 08Aqy ,yPage A;;:;H Bitt AlttBitt Wtf2Z$’$-t&Z3 A;;;#Amrox A’tt“B’p ~,;~~J“A:tkA2’i3BI~ Page hwrox B1 tt AlPtlBl’“Att l”l’ BittBitt A2.py&t3g A&t$$V B;$+~l*;;# ~i~~~~ BB’!J‘-J-&W~’ CKEL 86p Hz Page hwrox Table 4D - Capacity Control Steps, 225, 250,2804G SEQUENCE UNITLOAC JG SEQUENCEf& Hz Table 5 - Condenser Fan Sequence Table 5 - Condenser Fan Sequence cant Table 6 - Keypad and Display Module Usage Keypad and Display Module Also Called HSIOFig. 3 - Keypad and Display Module Table 7 - Functions and Subfunctions Table 8 - Accessing Functions and SubfunctionsTable 9 - Keypad Directory STATUS Table 9 - Keypad Directory cant STATUS cant DISPLAY TESTTable 9 - Keypad Directory cant STATUS cant SUBFUNCTION 10 OUTPUTSSCHEDULE Table 9 - Keypad Directory cant TEST cantTable 9 - Keypad Directory SCHEDULE cant SERVICEct l Table 9 - Keypad Directory cant SERVICE cordCltt at Clt clSET POINT Table 9 - Keypad Directory cantTable 10 - Operationat and Mode Display Codes Example 1 -Reading Alarm Codesp-jq Example 2 - Reading Current Operating Modes Chilled Water Set Point Example 3 -Using Test FunctionExample 4 - Reading and Changing f73c= -- / Example 5 -Using Return Water Temperature ResetFig. 4 - Cooling Return Water Reset 8- 16 ? Example 6 - Changing Reset TypeFig. 5 - Cooling External Temperature Reset _ ‘-+p Table 11 -Service FunctionsFig. 7 - 4-20mA Cooling Temperature Reset Demand Limiting Example 8 - Setting Time of Day and Day of WeekFig. 8 - 4-20mA Table 13 - Adjustable Field Configurations Table 12 - Factory Configuration KeystrokesExample 9 continued next page Example 9 - Using the Schedule FunctionFig. 9 - Sample Time Schedule Example 9 - Using the Schedule Function cant‘EYo Example 10 - Holiday Schedule FunctionComplete Unit Stoppage - Complete unit stop TROUBLESHOOTINGTypical Stoppage Faults and Reset Types Table 14 - Alarm Codes Possible causes of failure Code 30 Reset input failure 4 to 20 mA ’ Sl Fig. IOA - 24-VSafety Circuit Wiringi2G7 CPCSIlEO2 TNANZ24VAC 32MPTransformer LEGENDLow Voltage PlugC G F EXV Driver Module, DSIO EXV 1 Electronic Expansion ValveFig. 11 - Electronil c Expansion Valve EXV Fig. 12 - EXV Cable Connections toCircuit A -Thermistor T7, Suction Pressure Trans T - Thermistor Number LEGEND D P T - Discharge Pressure TransducerOil Pressure Transducer ppTT - Suction Pressure TransducerWATER-SIDETEMPERATURE SENSOR Tl, T2, -ALL UNITS Fig. 14 - Thermistor LocationsCircuits A and B, Lead Compressor Only Fig. 15 - ThermistorsFig. 16 - Pressure Transducer TEMP:;fTURE Page Page Fig. 18 - Module Address Selector Switch LocationsControl Modules fL.w--6%2 Fig. 19 - Sensor Bus Wiring Communications1 $i 1 !;i %o-693Fig. 22 - 4 In/4 Out Module SIO COMMTable TroubleshootingInstallation ACCESSORY UNLOADER INSTALLATIONTable 18 - Standard and Accessory Unloaders ‘. \ Fig. 23 - Accessory Unloader Control Wiring 69080-110SO/SO Hz and 130 60 Hz 13 6 y3.Wire in the solenoid valves k367 WIRINGFig. 26B - Demand Limit - Two External Switch 4368Fig. 28 - Demand Limit - 4-20mA Signal Fig. 27 - Demand Limit - 4-20mA SignalExternally Powered Fig. 30 - Remote Reset from 4-20mA Signal~,. $$ InstallationFig. 35 -Remote Alarm u2 TB-5scribed in m H and r;lFl sections on page Page Copyright 1994 Carrier Corporation