290699-YIM-B-0607
Unitary Products Group 3
LIST OF FIGURES
Fig. # Pg. #
1 RECOMMENDED DRAIN PIPING. . . . . . . . . . . . . . . 10
2 COMPRESSOR RESTRAINING BRACKET . . . . . . . 10
3 TYPICAL FIELD POWER & CONTROL WIRING . . . 12
4 EXTERNAL SUPPLY CONNECTION EXTERNAL
SHUT-OFF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5 BOTTOM SUPPLY CONNECTION EXTERNAL
SHUT-OFF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6 VENT AND COMBUSTION AIR HOOD. . . . . . . . . . . 17
7 ENTHALPY SETPOINT ADJUSTMENT . . . . . . . . . . 19
8 HONEYWELL ECONOMIZER CONTROL W7212 . . 19
9 FOUR AND SIX POINT LOADING . . . . . . . . . . . . . . 20
10 UNIT DIMENSIONS (3 - 6 TON COOLING
ONLY/ELECTRIC HEAT) FRONT VIEW. . . . . . . . . . 29
Fig. #
Pg. #
11 UNIT DIMENSIONS
(3 - 6 TON COOLING/GAS HEAT) FRONT VIEW . . 30
12 UNIT WITH ECONOMIZER RAINHOOD . . . . . . . . . 30
13 UNIT WITH FIXED OUTDOOR AIR/MOTORIZED
DAMPER RAINHOOD. . . . . . . . . . . . . . . . . . . . . . . . 31
14 UNIT DIMENSIONS (REAR VIEW). . . . . . . . . . . . . . 31
15 DISCONNECT/BLOWER ACCESS LOCATION. . . . 32
16 BELT ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . 38
17 PRESSURE DROP ACROSS COIL . . . . . . . . . . . . . 39
18 GAS VALVE PIPING. . . . . . . . . . . . . . . . . . . . . . . . . 43
19 TYPICAL SINGLE STAGE GAS VALVES. . . . . . . . . 46
20 PROPER FLAME ADJUSTMENT . . . . . . . . . . . . . . . 47
21 TYPICAL FLAME APPEARANCE. . . . . . . . . . . . . . . 47
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