York DNH018 User Manual
036-21233-002-A-0903
2
Unitary Products Group
TABLE OF CONTENTS
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
STANDARD FEATURES/BENEFITS . . . . . . . . . . . . 3
FIELD-INSTALLED ACCESSORIES. . . . . . . . . . . . . 4
TYPICAL WIRING DIAGRAM NOTES . . . . . . . . . . 28
MECHANICAL SPECIFICATIONS . . . . . . . . . . . . . 29
LIST OF FIGURES
Fig. #
Pg. #
1
UNIT COMPONENT LOCATION . . . . . . . . . . . . . . . . . 5
2
FIELD WIRING DIAGRAM CONTROL WIRING. . . . . 19
3
POWER WIRING FIELD DIAGRAM . . . . . . . . . . . . . . 19
4
UNIT DIMENSIONS - FRONT . . . . . . . . . . . . . . . . . . 21
5
UNIT DIMENSIONS - FRONT & BOTTOM . . . . . . . . 22
6
UNIT DIMENSIONS - BACK & BOTTOM . . . . . . . . . . 22
7
TYPICAL SLAB ON GROUND INSTALLATION. . . . . 23
8
TYPICAL ROOF CURB INSTALLATION . . . . . . . . . . 23
9
TYPICAL DUCT APPLICATIONS. . . . . . . . . . . . . . . . 24
10
UNIT CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . 24
11
ROOF CURB DIMENSIONS. . . . . . . . . . . . . . . . . . . . 25
12
ROOF CURB CROSS SECTION . . . . . . . . . . . . . . . . 25
13
TYPICAL WIRING DIAGRAM
(208/230-1-60 POWER SUPPLY). . . . . . . . . . . . . . . . 26
14
TYPICAL WIRING DIAGRAM
(208/230-3-60 POWER SUPPLY). . . . . . . . . . . . . . . . 26
15
TYPICAL WIRING DIAGRAM
(460-3-60 POWER SUPPLY) . . . . . . . . . . . . . . . . . . . 27
16
TYPICAL WIRING DIAGRAM (575-3-60) . . . . . . . . . . 27
17
TYPICAL WIRING DIAGRAM LEGEND . . . . . . . . . . . 28
18
WIRING DIAGRAM DETAIL B
(460 & 575-3-60 POWER SUPPLY) . . . . . . . . . . . . . . 29
LIST OF TABLES
Tbl. #
Pg. #
1
PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2
RATINGS COOLING/GAS HEATING . . . . . . . . . . . . . . 7
3
DNH018 COOLING CAPACITIES - 1-1/2 TON. . . . . . . 8
4
DNH024 COOLING CAPACITIES - 2 TON. . . . . . . . . . 9
5
DNH030 COOLING CAPACITIES - 2-1/2 TON. . . . . . 10
6
DNH036 COOLING CAPACITIES - 3 TON. . . . . . . . . 11
7
DNH042 COOLING CAPACITIES - 3-1/2 TON. . . . . . 12
8
DNH048 COOLING CAPACITIES - 4 TON. . . . . . . . . 13
9
DNH060 COOLING CAPACITIES - 5 TON. . . . . . . . . 14
10 SIDE SUPPLY AIR PERFORMANCE - 208 VOLT . . . 15
11 SIDE SUPPLY AIR BLOWER PERFORMANCE -
230, 460 & 575 VOLT . . . . . . . . . . . . . . . . . . . . . . . . . 16
12 BOTTOM SUPPLY AIR BLOWER PERFORMANCE -
208 VOLT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
13 BOTTOM SUPPLY AIR BLOWER PERFORMANCE -
230, 460 & 575 VOLTS . . . . . . . . . . . . . . . . . . . . . . . . 18
14 ADDITIONAL STATIC PRESSURE RESISTANCE
1-1/2 - 3 TON (DNH018 - 036) . . . . . . . . . . . . . . . . . . 18
15 ADDITIONAL STATIC PRESSURE RESISTANCE
3-1/2 - 5 TON (DNH042 - 060) . . . . . . . . . . . . . . . . . . 19
16 ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . 20
17 UNIT DIMENSIONS FRONT . . . . . . . . . . . . . . . . . . . . 21
18 UNIT MINIMUM CLEARANCES . . . . . . . . . . . . . . . . . 21
19 UNIT WEIGHTS AND CENTER OF GRAVITY . . . . . . 24