Johnson Controls WW-15 Installation Manual page 3

PILOT CHECKOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
BURNER INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . .65
BURNER AIR SHUTTER ADJUSTMENT . . . . . . . . . . . . . .65
CHECKING GAS INPUT . . . . . . . . . . . . . . . . . . . . . . . . . . .65
NATURAL GAS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
ADJUSTMENT OF TEMPERATURE RISE . . . . . . . . . . . . .66
BELT DRIVE BLOWER . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
COOLING TROUBLESHOOTING GUIDE . . . . . . . . . . . . . .66
GAS HEAT TROUBLESHOOTING GUIDE . . . . . . . . . . . . .71
UNIT CONTROL BOARD FLASH CODES . . . . . . . . . . . . .74
UNIT CONTROL BOARD OPTION SETUP
OPTION BYTE SETUP . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
HEAT DELAY SETUP . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
OPTIONAL VAV CONTROL BOARD FLASH CODES . . . .76
LIST OF FIGURES
Fig. #
1 TYPICAL RIGGING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2 CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3 FIXED OUTDOOR AIR DAMPER . . . . . . . . . . . . . . . . . . . 10
4 RECOMMENDED DRAIN PIPING . . . . . . . . . . . . . . . . . . 11
5 TYPICAL FIELD WIRING . . . . . . . . . . . . . . . . . . . . . . . . . 12
6 EXTERNAL SUPPLY CONNECTION EXTERNAL
SHUT-OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7 BOTTOM SUPPLY CONNECTION EXTERNAL
SHUT-OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
8 VENT AND COMBUSTION AIR HOOD . . . . . . . . . . . . . . 17
9 ENTHALPY SETPOINT ADJUSTMENT . . . . . . . . . . . . . . 21
10 HONEYWELL ECONOMIZER CONTROL W7212 . . . . . . 21
11 FOUR AND SIX POINT LOADS . . . . . . . . . . . . . . . . . . . . 23
12 CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
13 DIMENSIONS 15, 20 & 25 TON . . . . . . . . . . . . . . . . . . . . 35
14 REAR VIEW DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . 36
15 UNIT CLEARANCES AND RAIN HOOD DIMENSIONS
(15, 20 & 25 TON) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
16 ALTITUDE/TEMPERATURE CONVERSION FACTOR . . 39
17 CHARGING CHART - WW-15 . . . . . . . . . . . . . . . . . . . . . . 53
18 CHARGING CHART - WW-20 . . . . . . . . . . . . . . . . . . . . . . 53
19 CHARGING CHART - WW-25 . . . . . . . . . . . . . . . . . . . . . . 54
20 BELT ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
21 PRESSURE DROP ACROSS A DRY INDOOR COIL VS
SUPPLY AIR CFM FOR ALL UNIT TONNAGES . . . . . . . 55
22 GAS VALVE PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
23 GAS VALVE AND CONTROLS . . . . . . . . . . . . . . . . . . . . . 63
24 TYPICAL GAS VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . 64
25 PROPER FLAME ADJUSTMENT . . . . . . . . . . . . . . . . . . . 65
26 TYPICAL FLAME APPEARANCE . . . . . . . . . . . . . . . . . . . 65
27 UNIT CONTROL BOARD . . . . . . . . . . . . . . . . . . . . . . . . . 75
Johnson Controls Unitary Products
Tbl. #
1 UNIT APPLICATION DATA . . . . . . . . . . . . . . . . . . . . . . . . 8
2 CONTROL WIRE SIZES . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3 ELECTRIC HEAT APPLICATION DATA . . . . . . . . . . . . . 14
4 GAS HEAT APPLICATION DATA. . . . . . . . . . . . . . . . . . . 14
5 PIPE SIZING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
66
6 FOUR AND SIX POINT LOADS . . . . . . . . . . . . . . . . . . . . 23
7 PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
8 SUPPLY FAN VFD WEIGHTS, IN LBS. . . . . . . . . . . . . . . 24
9 WW ELECTRICAL DATA W/O POWERED CONVENIENCE
. . . . . . . . . . . . 75
OUTLET - STD DRIVE MOTOR . . . . . . . . . . . . . . . . . . . . 25
10 WW ELECTRICAL DATA W/O POWERED CONVENIENCE
OUTLET - HIGH STATIC DRIVE MOTOR . . . . . . . . . . . . 27
11 WW ELECTRICAL DATA W/O POWERED CONVENIENCE
OUTLET - LOW STATIC DRIVE . . . . . . . . . . . . . . . . . . . . 29
12 WW ELECTRICAL DATA W/POWERED CONVENIENCE
Pg. # OUTLET - STD DRIVE MOTOR . . . . . . . . . . . . . . . . . . . . 30
13 WW ELECTRICAL DATA W/POWERED CONVENIENCE
OUTLET - HIGH STATIC DRIVE MOTOR . . . . . . . . . . . . 32
14 WW ELECTRICAL DATA W/POWERED CONVENIENCE
OUTLET - LOW STATIC DRIVE . . . . . . . . . . . . . . . . . . . . 34
15 ALTITUDE CORRECTION FACTORS . . . . . . . . . . . . . . . 38
16 WW-15 BLOWER PERFORMANCE - 15 TON STANDARD
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 40
17 WW-15 BLOWER PERFORMANCE - 15 TON STANDARD
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 41
18 WW-15 BLOWER PERFORMANCE - 15 TON HIGH STATIC
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 42
19 WW-15 BLOWER PERFORMANCE - 15 TON HIGH STATIC
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 43
20 WW-20 BLOWER PERFORMANCE - 20 TON STANDARD
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 44
21 WW-20 BLOWER PERFORMANCE - 20 TON STANDARD
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 45
22 WW-20 BLOWER PERFORMANCE - 20 TON HIGH STATIC
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 46
23 WW-20 BLOWER PERFORMANCE - 20 TON HIGH STATIC
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 47
24 WW-25 BLOWER PERFORMANCE - 25 TON STANDARD
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 48
25 WW-25 BLOWER PERFORMANCE - 25 TON STANDARD
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 49
26 WW-25 BLOWER PERFORMANCE - 25 TON HIGH STATIC
DRIVE (COOLING ONLY) DOWNFLOW . . . . . . . . . . . . . 50
27 WW-25 BLOWER PERFORMANCE - 25 TON HIGH STATIC
DRIVE (GAS HEAT) DOWNFLOW . . . . . . . . . . . . . . . . . . 51
28 STATIC RESISTANCES . . . . . . . . . . . . . . . . . . . . . . . . . . 52
29 POWER EXHAUST PERFORMANCE . . . . . . . . . . . . . . . 52
30 BLOWER MOTOR AND DRIVE DATA . . . . . . . . . . . . . . . 52
31 LIMIT CONTROL SETTING . . . . . . . . . . . . . . . . . . . . . . . 60
32 ELECTRIC HEAT ANTICIPATOR SETPOINTS . . . . . . . . 61
33 LIMIT CONTROL SETTING . . . . . . . . . . . . . . . . . . . . . . . 63
34 GAS HEAT ANTICIPATOR SETPOINTS . . . . . . . . . . . . . 63
35 GAS RATE - CUBIC FEET PER HOUR . . . . . . . . . . . . . . 66
36 UNIT CONTROL BOARD FLASH CODES . . . . . . . . . . . . 74
37 HEAT DELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
38 VAV CONTROL BOARD FLASH CODES . . . . . . . . . . . . 76
284818-BIM-C-1008
LIST OF TABLES
Pg. #
3