York 048 & 060 用户手册

177820-YIM-A-0506

Unitary Products Group

3

LIST OF FIGURES

Fig. #

Pg. #

RECOMMENDED DRAIN PIPING . . . . . . . . . . . . . . . . 7

COMPRESSOR RESTRAINING BRACKET . . . . . . . . 7

TYPICAL FIELD POWER & CONTROL WIRING . . . . 9

ENTHALPY SETPOINT ADJUSTMENT . . . . . . . . . . 12

HONEYWELL ECONOMIZER CONTROL
W7212 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

FOUR AND SIX POINT LOADING . . . . . . . . . . . . . . . 13

UNIT DIMENSIONS (3 - 5 TON HEAT PUMP) FRONT
VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

UNIT WITH ECONOMIZER RAINHOOD . . . . . . . . . . 20

UNIT WITH FIXED OUTDOOR AIR/MOTORIZED
DAMPER RAINHOOD . . . . . . . . . . . . . . . . . . . . . . . . 20

10 UNIT DIMENSIONS (REAR VIEW) . . . . . . . . . . . . . . 21

11 DISCONNECT/BLOWER ACCESS LOCATION . . . . 21

12 BELT ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . 26

13 PRESSURE DROP ACROSS COIL . . . . . . . . . . . . . . 27

LIST OF TABLES

Tbl. #

Pg. #

UNIT APPLICATION DATA (BCH) . . . . . . . . . . . . . . . 6

CONTROL WIRE SIZES . . . . . . . . . . . . . . . . . . . . . . 10

ELECTRIC HEATER CFM LIMITATIONS . . . . . . . . . 11

CENTER OF GRAVITY (ALL MODELS) . . . . . . . . . . 13

BCH 4 POINT LOADS WEIGHT DISTRIBUTION . . . 13

BCH 6 POINT LOADS WEIGHT DISTRIBUTION . . . 13

PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

OPERATING WEIGHTS (LBS.) . . . . . . . . . . . . . . . . . 14

ELECTRICAL DATA - BCH036 - 060 DIRECT
DRIVE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

10 ELECTRICAL DATA - BCH036 - 060 BELT DRIVE . . 17

11 ELECTRIC HEAT CORRECTION FACTORS . . . . . . 19

12 VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . . . . . 19

13 UTILITIES ENTRY . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

14 MINIMUM CLEARANCES . . . . . . . . . . . . . . . . . . . . . 21

15 SUPPLY AIR BLOWER PERFORMANCE (3 TON BELT

DRIVE) - SIDE DUCT APPLICATION . . . . . . . . . . . . 22

16 SUPPLY AIR BLOWER PERFORMANCE (4 TON BELT

DRIVE) - SIDE DUCT APPLICATION . . . . . . . . . . . . 23

17 SUPPLY AIR BLOWER PERFORMANCE (5 TON BELT

DRIVE) - SIDE DUCT APPLICATION . . . . . . . . . . . . 24

18 SUPPLY AIR BLOWER PERFORMANCE (3 - 5 TON

DIRECT DRIVE) - SIDE DUCT APPLICATION . . . . 25

19 BELT DRIVE BLOWER MOTOR AND DRIVE DATA . 25

20 STATIC RESISTANCES . . . . . . . . . . . . . . . . . . . . . . 26

21 ELECTRIC HEAT LIMIT CONTROL SETTING . . . . . 31

22 ELECTRIC HEAT ANTICIPATOR SETPOINTS . . . . 31

23 UNIT CONTROL BOARD FLASH CODES . . . . . . . . 34