York DM 048, Technical Manual

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036-21502-002-A-0303
2 Unitary Products Group
TABLE OF CONTENTS
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
PRODUCT NOMENCLATURE. . . . . . . . . . . . . . . . . . 3
FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
FACTORY-INSTALLED OPTIONS . . . . . . . . . . . . . . 9
FIELD-INSTALLED ACCESSORIES . . . . . . . . . . . . 10
GUIDE SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . 38
Fig. # Pg. #
LIST OF FIGURES
1 UNIT CUTAWAY . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2 TYPICAL FIELD POWER & CONTROL
WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3 UNIT DIMENSIONS (3 - 6 TON COOLING ONLY/
ELECTRIC HEAT) FRONT VIEW . . . . . . . . . . . . 32
4 UNIT DIMENSIONS (3 - 6 TON COOLING/GAS
HEAT) FRONT VIEW . . . . . . . . . . . . . . . . . . . . . 32
5 UNIT WITH ECONOMIZER RAINHOOD . . . . . . 33
6 UNIT WITH FIXED OUTDOOR AIR/MOTORIZED
DAMPER RAINHOOD. . . . . . . . . . . . . . . . . . . . . 33
7 UNIT DIMENSIONS (REAR VIEW). . . . . . . . . . . 34
8 DISCONNECT/BLOWER ACCESS LOCATION . 34
9 TYPICAL APPLICATIONS . . . . . . . . . . . . . . . . . 35
10 FOUR AND SIX POINT LOADING . . . . . . . . . . . 36
11 ROOF CURB DIMENSIONS . . . . . . . . . . . . . . . . 37
Tbl. # Pg. #
LIST OF TABLES
1 SOUND POWER RATING . . . . . . . . . . . . . . . . . 11
2 CAPACITY RATINGS - (ARI 210/240) . . . . . . . . 11
3 GAS HEAT RATINGS . . . . . . . . . . . . . . . . . . . . . 11
4 DM036 COOLING CAPACITIES (3 TON). . . . . . 12
5 DM048 COOLING CAPACITIES (4 TON). . . . . . 13
6 DM060 COOLING CAPACITIES (5 TON). . . . . . 14
7 DM072 COOLING CAPACITIES (6 TON). . . . . . 15
8 SUPPLY AIR BLOWER PERFORMANCE (3 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . 16
9 SUPPLY AIR BLOWER PERFORMANCE (4 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . 17
10 SUPPLY AIR BLOWER PERFORMANCE (5 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . 18
11 SUPPLY AIR BLOWER PERFORMANCE (6 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . 19
12 SUPPLY AIR BLOWER PERFORMANCE (3 - 6
TON DIRECT DRIVE) . . . . . . . . . . . . . . . . . . . . 20
13 BELT DRIVE MOTOR AND DRIVE DATA . . . . . 20
14 STATIC RESISTANCES . . . . . . . . . . . . . . . . . . . 21
15 ELECTRIC HEATER CFM LIMITATIONS. . . . . . 21
16 ELECT DATA - DM036 & 048 DIRECT DRIVE
WITHOUT POWR’D CONVENIENCE OUTLET . 22
17 ELECT DATA - DM060 & 072 DIRECT DRIVE
WITHOUT POWR’D CONVENIENCE OUTLET . 23
18 ELECTRICAL DATA - DM036 & 048 BELT DRIVE
WITHOUT POWR’D CONVENIENCE OUTLET . 24
19 ELECTRICAL DATA - DM060 & 072 BELT DRIVE
WITHOUT POWR’D CONVENIENCE OUTLET . 25
20 ELECTRICAL DATA - DM036 & 048 DIRECT
DRIVE WITH POWR’D CONVENIENCE
OUTLET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
21 ELECTRICAL DATA - DM060 & 072 DIRECT
DRIVE WITH POWR’D CONVENIENCE
OUTLET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
22 ELECTRICAL DATA - DM036 & 048 BELT DRIVE
WITH POWR’D CONVENIENCE OUTLET . . . . . 28
23 ELECTRICAL DATA - DM060 & 072 BELT DRIVE
WITH POWR’D CONVENIENCE OUTLET . . . . . 29
24 PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . 30
25 ELECTRIC HEAT CORRECTION FACTORS . . 30
26 VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . . 30
27 UTILITIES ENTRY . . . . . . . . . . . . . . . . . . . . . . . 34
28 MINIMUM CLEARANCES . . . . . . . . . . . . . . . . . . 34
29 DM 4 POINT LOADS WEIGHT DISTRIBUTION . 36
30 DM 6 POINT LOADS WEIGHT DISTRIBUTION . 36
31 CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . 36
32 OPERATING WEIGHTS (LBS.) . . . . . . . . . . . . . 37