York DF 072 Manual Do Utilizador

254599-YTG-C-0807

Unitary Products Group

TABLE OF CONTENTS

DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . 3

FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

FACTORY-INSTALLED OPTIONS . . . . . . . . . . . . . . 5

FIELD-INSTALLED ACCESSORIES. . . . . . . . . . . . . 7

GUIDE SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . 21

LIST OF FIGURES

Fig. #

Pg. #

UNIT CUTAWAY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

TYPICAL FIELD POWER & CONTROL WIRING. . . . 15

UNIT DIMENSIONS (6 TON COOLING

ONLY/ELECTRIC HEAT) FRONT VIEW . . . . . . . . . . 16

UNIT DIMENSIONS (6 TON COOLING/GAS HEAT)

FRONT VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

UNIT WITH ECONOMIZER RAINHOOD . . . . . . . . . . 17

UNIT WITH FIXED OUTDOOR AIR/MOTORIZED

DAMPER RAINHOOD. . . . . . . . . . . . . . . . . . . . . . . . . 17

UNIT DIMENSIONS (REAR VIEW) . . . . . . . . . . . . . . 18

DISCONNECT/BLOWER ACCESS LOCATION . . . . 18

TYPICAL APPLICATIONS . . . . . . . . . . . . . . . . . . . . . 19

FOUR AND SIX POINT LOADING . . . . . . . . . . . . . . . 20

ROOF CURB DIMENSIONS. . . . . . . . . . . . . . . . . . . . 21

LIST OF TABLES

Tbl. #

Pg. #

SOUND POWER RATING . . . . . . . . . . . . . . . . . . . . . . 8

CAPACITY RATINGS - (ARI 210/240) . . . . . . . . . . . . . 8

GAS HEAT RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2 STAGE GAS HEAT RATINGS . . . . . . . . . . . . . . . . . . 8

DF072 COOLING CAPACITIES (6 TON) . . . . . . . . . . . 9

SUPPLY AIR BLOWER PERFORMANCE (6 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . . . . . 10

BELT DRIVE BLOWER MOTOR AND DRIVE DATA . 10

SUPPLY AIR BLOWER PERFORMANCE (6 TON
BELT DRIVE) - SIDE DUCT APPLICATION . . . . . . . . 11

STATIC RESISTANCES . . . . . . . . . . . . . . . . . . . . . . . 11

10 ELECTRIC HEATER CFM LIMITATIONS. . . . . . . . . . 11

11 ELECTRICAL DATA - DF072 BELT DRIVE

W/O POWERED CONV. OUTLET . . . . . . . . . . . . . . . 12

12 ELECTRICAL DATA - DF072 DIRECT DRIVE

W/O POWERED CONV. OUTLET . . . . . . . . . . . . . . . 12

13 ELECTRICAL DATA - DF072 BELT DRIVE

W/POWERED CONV. OUTLET . . . . . . . . . . . . . . . . . 13

14 ELECTRICAL DATA - DF072 DIRECT DRIVE

W/POWERED CONV. OUTLET . . . . . . . . . . . . . . . . . 13

15 DF PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . 14

16 ELECTRIC HEAT CORRECTION FACTORS. . . . . . . 14

17 VOLTAGE LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . 14

18 UTILITIES ENTRY . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

19 MINIMUM CLEARANCES . . . . . . . . . . . . . . . . . . . . . . 18

20 DF 4 AND 6 POINT LOADS WEIGHT

DISTRIBUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

21 CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . 20

22 DF OPERATING WEIGHTS (LBS.) . . . . . . . . . . . . . . 20