Carrier 50EZ-A Installation Instructions Manual

Also see for COMFORT 50EZ-A30: Owner's information manual Owner's information manual Product data Installation instructions

gCONNECTION WIRING DIAGRAMDANGER ELECTRICAL SHOCK HAZARD DISCONNECT POWERBEFORE SERVICING,OTES: SCHEMATfC1, IF ANY OF THE ORIGINAL WIRES FURNISHED ARE REPLACED,THEY MUST BE REPLACEDWITH THE DAMEWIRE OR ITS EQUIVALENT. IF USED_..,. DEEPRICEPNOEDFORT,ERMOSTNTS. _ OO" 4 6 0 - 3 - 6 0u,USEYsDEG.DO,PERCOBDUCTQRDFORFI,LD,BSTRLLATIOB, LRR!4. SEE INSTALLATION INSTRUCTIONSFOR PROPERBEATING AND COOLING CONNECTIONS D OFR OFMFOR YOUR UNIT, INDOOR FAN MOTORPLUGS fiLE- 'DO NOT DISCONNECT UNDER LOAD' 7 LK_C_L5, THESE FUSES ARE MANUFADTUEEDBY COOPERBUGSMNBB, FIELD L1 /'_ I\ c co,oRcooEPiN FNO-R-5. 1 I _ " l V " 1 T'wI _L_ _E_ IU, THIS FUSE IS MANUFACTUREDBY LETTELFUSE. PIN 25700U, ._ _ -_., M == _ Ill r_/_E'_lcAP1 N I I BLI BLACK7, REMOVEYELLOWSPLICE WHEN ECONOMIZERAND ECONOMIZER SUPPLY L5 _ t _.. __ -- _ c-I_l_:" ' \ I / 0.. ...rRELAYS ARE USED AND CONNECTTO RELAY R1 AS S_N. -- -- "_ L_YEL I _ _ I _eR_ _ _X_,,8, WHEN ECONOMIZERAND ECONOMIZERRELAYS ARE USED, L2 _ I _ I I_; r -- ''' um' u"v""CONNECTTHE YELLOWAND BLACKWIRES TO RELAY "R' AS -- -- _L--I __L GRY GRAYsHowB.RELN,KITRE+RED,IT,ECOUOMIZERNNDHEAT _ ,, _L,__,, , _ GRROREERPUMP!DUALFUEL UNITS, EQUIP GND l I I I It I \ ORN ORANGE9, WHEN ECONOMIZERAND ECONOMIZERRELAYS ARE USED, INSTALL .... _..... / I _Ek--_ _ PNK PINKWIRES AS sHOWNONTO THE COILS OF BELAY R AND RELAY R1. _ / I I I \ I / RED REDIO.DEHUM FEATURE CANNOTBE USEDWHEN ECONOMIZERIS INSTALLED. _ / I BU_J" VIO VIOLETUNIT FNOTORY-SHIPPEU IN GTD MOUE. _ I - _ _-.._./ ^ WHT WHITEI j COMP YEL YELLOWLEGEND I --RED_ _OHPRESSOR PLUGf', FIELD SPLICE DB DEBUMIDIEICNIION MODE I o.. 1 IC) TERMINAL (MARRED) DEHUM DEHUMIDIFICATION HOOE I I OL__ I= TERMINAL (UNMARKED) DR DEFROST RELAY I I I• SPLICE EDON ECONOMIZER I _1 FU1 5 AMP _ I0 SPLICE (MARRED) EQUIP EQUIPMENT I Hk _ I _YEL, _ IF_ 1FACTORYWIRING FU FUSE I • . , I I'-- _ I_1---- FIELDCONTROLWIRING GND GROUND I 9 r4 FU2 5 AMP I_' / _ N I--I--7""_ /_ 1FIELD POWER WIRING HPS HIGH PRESSURE SYZTCH I B[K RED -- / _RR/YEL_ G F-I/ I \--- ACCESSORY OR OPTIONAL HR HEATER RELAY I _ _ YEL _ r_l L _WIRING IFB INDOOR FAN BOARD I ' .L i i /// I I _ I \ I /_\IFM INDOOR FAN MOTOR I I" I I I I'--I_ _ _X,AT AUTO TRANSFORMER LPS LOW PRESSURE SWITCH I RED . I I I _ _ \ t4BOY- 2SOV OrB OUTDOORrANMOTOR I I I I r--BLK+BLI _ I \ _, I IC CONTACTOR OFR OUTDOORFANRELAY I _ _ sMv z_ov I "l I I ICAPI CAPACITOR,CQMP RVS REVERSINGV_,LVE I (-3-3 (-T% (3% _ ICCH CRANK CASE HEATER TRAN TRANSFORMER I _ _ _ _ ICOHP COMPRESSORMOTOR T-STAT THERMOSTAT I IDB DEFROST BOARD R ECON RELAY I B'RN I I I IDFT DEFROST TEMPERATURE R1 ECON RELAY I AHT(_TRANSF(_PMFR I RI'ul I ISWITCH STD $_ANDARD MODE I ................. I _1 I I' u .T. ORN -- I ROTEy}__zL GHy..J LRED -- --z F,, I 1 1 BRN 1o I t I_-_'_RED- ' -- RED _ -_I _---_BRN- 1 ,'_....y$ __L-- yEL - 1g--_GRN-^_EeSQEYELECTRICH_T_ ml_BLU.- HRI (5lw_--___ _ -- -- -- ZR_- + - _,.._ WriT.Wal ..... _ --Emil-- V--LJ-_-_VIO IHRI,_,E = 4 tic U+)'-'I_ v -" "_] IEgl,2 & _ {15 EW) I :,._.,._.,._.,."1"'-el.BRN c 2WHT VIO w_PNR _oYSEE SEE NOTE I HRNNOTE ?GLU.- .-_BRN • I-RLU I_-_Ie LU "_\__ _lio_rWOST,H "°_r_(ml,_ -BRNFOR WIRING WITH ,,,l_l,,Dl_ELECTRIC HEATERS LPDON HEATER ACCESSORY.__ I II- --1_-4 Ii@- -_ _j DIP SWITCH SETTINGS _DEFkULT _ SPEED JUMPERED TEST PINS (USE METAL"--I-"..__- ---l-----i-'l ao MINUTEG 6e MINUTES NO MINUTES I_0 MINUTES OBJECT) FIELD SPEED-UP CYCLE' ,", 30 _0_--_- _T - T f__--' OR OR OR I ) MOMENTARILY SHORT PINS AND RELEASE TO BYPASSCOMPRESSOR OFF DELAY._i'-J-__--E) F _ _ I COOLING FAN LOGIC ?) SHORT FOR 5+ DEC. AND RELEASE FOR FORCED DEFROST.._, ----'-_'. I I _ _ T_RO'I " I 3)PERMANENTSHORTWILLBEIGNORED.IL1-----E)'I-_ --J ENERGIZED DE-ENERGIZED _Ir ' DEFROST WILL TERMINATE IN 30 GEC. IF DFT OPEN.DEFROST WILL TERMINATE NORMALLY IF DFT IS CLOSED.''"- __-- _,__-_I HEATING FAN LOGIC FIELD DELECTABLE OPTIONS FOR TIME PERIODE _._ __ _,.jL,_._ _+ BETWEEN DEFROST CYCLES {MINUTES) THE COMPRESSOR WILL SHUT OFF FOR 3D DEC. ON DEFROSTINITIATION AND TERMINATION IN THE 'QUIET SHIFT' ONENERGIZED DE-ENERGIZED POSITIONA10195Fig. 13 - Connection Wiring Diagram 460-3-6016