Specifications

REFER TO THE ELECTRICAL DATA
TABLES TO SIZE THE DISCONNECT
SWITCH, OVERCURRENT PROTEC-
TION AND WIRING.
FIELD WIRING
TYPICAL POWER WIRING
TYPICAL CONTROL WIRING
RV
YC
GF
R
Y1
B
Y2
THERM OSTAT
1
TER M IN ALS
UNIT TERMINAL
STRIP TB1
24 V O LT
TRANSFO RM ER
C O O LIN G O N LY (24 V O LT TH E R M O S TAT)
124 V O LT TH ER M O S TAT 2TH 07701024 IF TH E U N IT H AS A N E C O N O M IZ ER ,
REMOVE JUM PER J1 FROM TERMINALS 8 AND 10 ON THE RELAY BOARD
TO PREVENT SIMULTANEOUS O PERATION OF THE COM PRESSOR AND
THE EC O NO M IZER. IF YO U W AN T TO CON TRO L THE EC ONO M IZER ON A
SEC O N D S TA G E O F C O O LIN G , U S E T H E TH E R M O ST A T 2T H 04701224.
COOLING ONLY (24 VOLT THERMOSTAT)
RC
Y
R
Y1
Y2
W1
W
W2
G
B
G
RH
THERM O STAT
1
TERM INALS
U N IT T E R M IN A L
STRIP TB1
24 VO LT
TRAN SFO R M ER
COOLING/HEATING (24 VOLT THERMOSTAT)
1
24 V O LT TH E R M O S TA T 2TH 07701024. IF T H E U N IT H A S A N E C O N O M IZ E R ,
REMOVE JUMPER J1 FROM TERM INALS 8 AND 10 ON THE RELAY BOARD
TO PREVENT SIM ULTANEOUS OPERATION OF THE COM PRESSOR AND
T H E E C O N O M IZ E R . IF Y O U W A N T T O C O N T R O L T H E R E C O N O M IZ E R O N A
S E C O N D S T A G E O F C O O L IN G O R H A V E A N D E L E C T R IC H E A T A C C E S S O R Y
W ITH TW O S TA G E S O F H EAT, U SE TH E R M O STA T 2TH 0471024
ADD
JU M P E R
COOLING / HEATING (24 VOLT THERMOSTAT)
RC
RH
Y1
Y2
W1
W2
G
LE D 1
LE D 2
COM
A1
A2
T
T
B
R
Y1
Y2
G
B
X
N
W2
W1
THERM O STAT
1
TER M INALS
U N IT T E R M IN A L
STRIP TB1
24 VO LT
TRAN SFO R M ER
TO REM OTE SENSO R
2TH 040702224 IF U S E D
NOT
USED
ADD
JU M PER
ADD
JU M PER
4
4
3
2
1
ELECTRO N IC PRO G RAM M ABLE THERM O STAT 2ET04700224 (IN CLU DES SUBBASE)
2
SECOND STAGE CO O LING IS NO T REQ UIRED O N UN ITS LESS ECO N O M IZER.
3
SECOND STAGE HEATING IS O NLY REQ U IRED O N UNITS W ITH A TW O STAGE
ELECTRIC HEATER.
4
REMOVE JUMBER J2 FROM TERMINALS 4 AND 9 O N JUM PER PLUG CONNECTOR
P 6 O N U N IT S W IT H E C O N M IZ E R . T E R M IN A L S A 1 A N D A 2 P R O V ID E A R E L A Y
O U T-PUT TO CLOSE THE O UTDOOR ECO N O M IZER D AM PERS W HEN THE
THER M OSTAT SW ITCHES TO THE SET-BACK PO SITIO N .
COOLING / HEATING (ELECTRONIC THERMOSTAT)
MULTI-STAGE
2
3
4
NOT
USED
RH
RC
Y
W
G
R
Y1
W1
B
G
ADD
JUM PER
THERM O STAT
1
TERM INALS
U N IT T E R M IN A L
STRIP TB1
24 V O LT
TRAN SFO R M ER
1
ELEC TRO NIC PROGRAM M ABLE THERM O STAT 2ET07701024 (INCLUDES SU BBASE).
IF THIS UN IT HAS AND ECONO M IZER, REM OVE JUM PER J1 FRO M TERM INALS 8 AND
10 ON THE R ELAY BO AR D TO PREVENT SIM ULTANEOUS O PERATIO N OF THE
CO M PRESSOR AN D THE ECO N O M IZER. IF YOU W ANT TO C O NTROL THE
ECO N O M IZER O N A SECO ND STAGE OF CO O LING , USE THERM O STAT 2ET04700224.
C O O L IN G / H E A T IN G (E L E C T R O N IC T H E R M O S T A T )
SING LE STAGE
COOLING / HEATING (ELECTRONIC THERMOSTAT)
SINGLE STAGE
530.18-TG1Y
16 Unitary Products Group