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66396-YIM-C-1004
Unitary Products Group
3
LIST OF FIGURES
Fig. #
Pg. #
1
TYPICAL RIGGING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2
CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . . 8
3
FIXED OUTDOOR AIR DAMPER . . . . . . . . . . . . . . . . . 9
4
RECOMMENDED DRAIN PIPING . . . . . . . . . . . . . . . 10
5
TYPICAL FIELD WIRING . . . . . . . . . . . . . . . . . . . . . . 11
6
ENTHALPY SETPOINT ADJUSTMENT . . . . . . . . . . . 14
7
HONEYWELL ECONOMIZER CONTROL W7212 . . . 15
8
FOUR AND SIX POINT LOADS . . . . . . . . . . . . . . . . . 15
9
CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . 16
10 UNIT DIMENSIONS - 20 TON. . . . . . . . . . . . . . . . . . . 19
11 DETAIL “X” ACCY. SIDE SUPPLY & RETURN
AIR OPENINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
12 DETAIL “Y” UNIT WITH RAIN HOODS. . . . . . . . . . . . 20
13 ALTITUDE/TEMPERATURE CONVERSION
FACTOR (°C/METER) . . . . . . . . . . . . . . . . . . . . . . . . 22
14 ALTITUDE/TEMPERATURE CONVERSION
FACTOR (°F/FEET) . . . . . . . . . . . . . . . . . . . . . . . . . . 22
15 BELT ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . 25
16 PRESSURE DROP ACROSS A DRY
INDOOR COIL VS SUPPLY AIR CFM . . . . . . . . . . . . 26
LIST OF TABLES
Tbl. #
Pg. #
1
UNIT APPLICATION DATA. . . . . . . . . . . . . . . . . . . . . . 7
2
CONTROL WIRE SIZES . . . . . . . . . . . . . . . . . . . . . . . 12
3
ELECTRIC HEAT APPLICATION DATA . . . . . . . . . . . 12
4
FOUR AND SIX POINT LOADS . . . . . . . . . . . . . . . . . 16
5
PHYSICAL DATA - BASIC UNIT. . . . . . . . . . . . . . . . . 17
6
OPERATING WEIGHTS (KG./LBS.) . . . . . . . . . . . . . . 17
7
VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . 18
8
ELECTRICAL DATA -WITHOUT POWERED
CONVENIENCE OUTLET . . . . . . . . . . . . . . . . . . . . . . 18
9
ELECTRICAL DATA -WITH POWERED
CONVENIENCE OUTLET . . . . . . . . . . . . . . . . . . . . . . 18
10 ELECTRIC HEAT CORRECTION FACTORS . . . . . . . 18
11 MINIMUM CLEARANCES (MM/IN.) . . . . . . . . . . . . . . 19
12 UTILITIES ENTRY DATA (MM/IN.) . . . . . . . . . . . . . . . 19
13 ALTITUDE CORRECTION FACTORS (°C/METER). . 21
14 ALTITUDE CORRECTION FACTORS (°F/FEET). . . . 21
15 BQ240 SUPPLY AIR WITH DOWNFLOW DUCT
APPLICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
16 STATIC RESISTANCES . . . . . . . . . . . . . . . . . . . . . . . 24
17 POWER EXHAUST PERFORMANCE . . . . . . . . . . . . 24
18 BLOWER MOTOR AND DRIVE DATA . . . . . . . . . . . . 24
19 LIMIT CONTROL SETTING . . . . . . . . . . . . . . . . . . . . 31
20 ELECTRIC HEAT ANTICIPATOR SETPOINTS . . . . . 31
21 UNIT CONTROL BOARD FLASH CODES . . . . . . . . . 36