Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 040-420 4368, k367, l- ----- -I I -----cl4T B, Field, Wiring, lmyTEF4, m - w

Models: 040-420

1 76

Download 76 pages 29.3 Kb

Page 71

lmyTEF4

GdYEL

&

		EE		- - - - - - - - -
		Lfh]f		- - - - - - - - -
		cALARncooE31~	-		-		-	-	-	-	-	-	-
		~gl	1	w		-	-	-	m	-	-	-	-
			1	w		-	-	-	m	-	-	-	-				----
															43		----			I		’
															43					I		’
															m	-	- -	-		I		’
		Fam&&	r		-		-	-	-	-	-	-	-			-	- -	-	l	’		’
		Fam&&	r		-		-	-	-	-	-	-	-			- - - ‘ I
		SWITCH	{												a	- - - ‘ I
		SWITCH	{	‘-%F-----											a					I		’
		tRoDEn		‘-%F-----											Qb		I		’	I		’
		tRoDEn																		I		’

				- - - - - - - - -													I		’
																	I		’	I		I

		~~	-		-		-	- -		-	I	I	-		i		’		!	I	I
		~~	-		-		-	- -		-	I	I	-

		(AIJM CODE 21,301		r	-		-	-	-	-	-	-	-				I		’	’l		’
		o(oocm	I	L		-		B	-	-	-	-	-				I		’	I		’
		o(oocm	I														I		’	I		’
					qg&#g’				CALAM CWE			211					I		1
		balToysTER	-	I-)o		-M-wT~r- - - - - - - - ----------a													I ’			;
			{	- - - - - - - - - - - - - - - A - - - - - - -															’	]	I
		lmyTEF4		- - - - - - - - - - - - - - m - w - - - - - -														-				I
				4-20		-	HA OUTPUT
				-		-	- - - I - - - - - - - - - - - - - - - - Y - -
		LEGEND
	-	Contactor							-	Switch
EB	-	Circuit Breaker				5&N			-	Transformer

C O M M - Communications Bus UR - Unloader Relay

Fig. 25 - Accessory Unloader Control Wiring, 130 (50 Hz), 150~210,225,250, 280

FIELD	WIRING	4368
Refer to Fig, 26	- 36 for field wiring.	4368

-k367

4 IN/4 O U T

MODULE

!- - - - - - i t - - - - 1 J7-2

STAGE 1 1

L v--w _--B-B 0 57-3

-----		-- m - w	57-6
-i	iI		fl

STAGE2 1

L - - - - - - - - -	-	-	u	J7-7
				J7-7

NOTE: Contacts must be rated for dry circuit application, capable of reliably switching a 5 vdc, 1 mA to 20 mA load

Fig. 26A - Demand Limit - Two External Switch Inputs, 30GN040-210 and Associated Modular Units

l- ----- -I I ----- cl4 T B 7

STAGE 1 1

L - - - - - - - - - - - -cl5 T B 7r e m - - - H - - - - -clIT B 7

STAGE2 1

L-------m-_ 2 T B 7 cl

TB - Terminal Block

NOTES:

1Requires accessory options module package.

2Contacts must be rated for dry circuit application, capable of re-

liably switching a 5 vdc, 1 mA to 20 mA load

Fig. 26B - Demand Limit - Two External Switch

Inputs, 30GT225, 250, 280 Units

71

Image 71

Carrier 040-420 4368, k367, l- ----- -I I -----cl4T B, Field, Wiring, lmyTEF4, m - w, I - - - - - - - - - - - - - - - - Y

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