Installation manual

035-19310-002-B-0504
Unitary Products Group 3
LIST OF FIGURES
Fig. # Pg. #
1 RECOMMENDED DRAIN PIPING. . . . . . . . . . . . . . . 17
2 COMPRESSOR RESTRAINING BRACKET . . . . . . . 17
3 TYPICAL FIELD POWER & CONTROL WIRING . . . 18
4 EXTERNAL SUPPLY CONNECTION EXTERNAL
SHUT-OFF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
5 BOTTOM SUPPLY CONNECTION EXTERNAL
SHUT-OFF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6 VENT AND COMBUSTION AIR HOOD. . . . . . . . . . . 23
7 ENTHALPY SETPOINT ADJUSTMENT . . . . . . . . . . 25
8 HONEYWELL ECONOMIZER CONTROL W7212 . . 25
9 FOUR AND SIX POINT LOADING . . . . . . . . . . . . . . 26
10 UNIT DIMENSIONS (3 - 6 TON COOLING ONLY/
ELECTRIC HEAT) FRONT VIEW . . . . . . . . . . . . . . . 51
Fig. #
Pg. #
11 UNIT DIMENSIONS (3 - 6 TON COOLING/GAS
HEAT) FRONT VIEW . . . . . . . . . . . . . . . . . . . . . . . . 52
12 UNIT WITH ECONOMIZER RAINHOOD . . . . . . . . . 52
13 UNIT WITH FIXED OUTDOOR AIR/MOTORIZED
DAMPER RAINHOOD. . . . . . . . . . . . . . . . . . . . . . . . 53
14 UNIT DIMENSIONS (REAR VIEW). . . . . . . . . . . . . . 53
15 DISCONNECT/BLOWER ACCESS LOCATION. . . . 54
16 BELT ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . 60
17 PRESSURE DROP ACROSS COIL . . . . . . . . . . . . . 61
18 GAS VALVE PIPING . . . . . . . . . . . . . . . . . . . . . . . . . 65
19 TYPICAL GAS VALVES . . . . . . . . . . . . . . . . . . . . . . 68
20 PROPER FLAME ADJUSTMENT . . . . . . . . . . . . . . . 69
21 TYPICAL FLAME APPEARANCE. . . . . . . . . . . . . . . 69