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INSTALLATION 
MANUAL

SAVE THIS MANUAL

INSTALLATION & OPERATING INSTRUCTIONS

FOR D2SK036 - D2SK300 

 VERTICAL AIR CONDITIONING UNITS 

 

036-21540-001-A-0503

D2SK036-300

EMBASSY SERIES

CONTENTS

GENERAL INFORMATION  . . . . . . . . . . . . . . . . . .  3

PRE-INSTALLATION INSPECTION
OF EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . .  5

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

UNIT MOUNTING   . . . . . . . . . . . . . . . . . . . . . . . . . .5

OUTDOOR AIR DUCTWORK  . . . . . . . . . . . . . . . .12

EVAPORATOR BLOWER DISCHARGE 
CONVERSION  . . . . . . . . . . . . . . . . . . . . . . . . . . .  13

BLOWER SPEED ADJUSTMENT . . . . . . . . . . . .  17

LOW AMBIENT DAMPER INSTALLATION. . . . .  18

START-UP AND OPERATION. . . . . . . . . . . . . . .  19

MAINTENANCE / SERVICE    . . . . . . . . . . . . . . . .20

See the following page for a complete Table of 
Contents.

NOTES, CAUTIONS AND WARNINGS

The installer should pay particular attention to the
words: 

NOTE

CAUTION

, and 

WARNING

. Notes are

intended to clarify or make the installation easier.
Cautions are given to prevent equipment damage.
Warnings are given to alert installer that personal
injury and/or equipment damage may result if installa-
tion procedure is not handled properly.

CAUTION:  READ ALL SAFETY GUIDES BEFORE 

Summary of Contents for D2SK036

Page 1: ...ADJUSTMENT 17 LOW AMBIENT DAMPER INSTALLATION 18 START UP AND OPERATION 19 MAINTENANCE SERVICE 20 See the following page for a complete Table of Contents NOTES CAUTIONS AND WARNINGS The installer shou...

Page 2: ...T CIRCUIT S 20 LIST OF FIGURES Fig Pg 1 DSK TYPICAL APPLICATIONS 4 2 3 4 5 TON UNITS DIMENSIONAL DATA CORNER WEIGHTS 7 3 8 10 TON UNITS DIMENSIONAL DATA CORNER WEIGHTS 8 4 12 15 TON UNITS DIMENSIONAL...

Page 3: ...duce vibration and noise while operating Each refrigerant circuit is equipped with high pressure and low pressure switches An electrically re settable lockout relay will shut off the compressor in the...

Page 4: ...036 21540 001 A 0503 4 Unitary Products Group FIGURE 1 DSK TYPICAL APPLICATIONS...

Page 5: ...urrounding areas should be taken when choosing a location to install the unit Common vibration and sound levels associated with commercial equipment may be objectionable to people or equip ment Refer...

Page 6: ...brackets from the out side corners of the cabinet at the joint line between the evaporator and condenser sections Remove the evaporator section ASSEMBLY OF SPLIT UNITS All models Place the condensing...

Page 7: ...036 21540 001 A 0503 Unitary Products Group 7 FIGURE 2 3 4 5 TON UNITS DIMENSIONAL DATA CORNER WEIGHTS...

Page 8: ...036 21540 001 A 0503 8 Unitary Products Group FIGURE 3 8 10 TON UNITS DIMENSIONAL DATA CORNER WEIGHTS...

Page 9: ...036 21540 001 A 0503 Unitary Products Group 9 FIGURE 4 12 15 TON UNITS DIMENSIONAL DATA CORNER WEIGHTS...

Page 10: ...036 21540 001 A 0503 10 Unitary Products Group FIGURE 5 20 TON UNIT DIMENSIONAL DATA CORNER WEIGHTS...

Page 11: ...036 21540 001 A 0503 Unitary Products Group 11 FIGURE 6 25 TON UNIT DIMENSIONAL DATA CORNER WEIGHTS...

Page 12: ...ute Size condenser air discharge for 1 200 1 500 feet minute nominal velocity Maximum recommended 1 700 feet minute The use of louvers with higher velocities than above may be employed at the discreti...

Page 13: ...ting panel Do not remove fasteners securing blowers to panel The blowers are to remain attached to the mounting panel at all times Carefully remove the blower panel assembly from the evaporator cabine...

Page 14: ...ned to be read Provide individual power disconnects for each unit or each section in the case of split applications Install a secure ground to both evaporator and condenser If canvas flexible joints a...

Page 15: ...230 1 60 1 17 9 88 0 0 50 4 4 1 00 7 4 34 18 50 208 230 3 60 1 11 4 77 0 0 50 2 1 1 00 3 1 19 45 30 460 3 60 1 5 7 39 0 0 50 1 0 1 00 1 4 9 53 15 575 3 60 1 4 7 31 0 0 50 0 8 1 00 1 1 7 79 15 4 TON 20...

Page 16: ...6 870 2 41 920 2 70 970 2 90 1010 3 20 1050 3 46 1100 3 70 1145 3 90 1180 4 30 15 TON 6000 824 2 52 873 2 77 920 3 03 967 3 30 1010 3 58 1052 3 90 1097 4 24 1137 4 59 1178 4 95 1220 5 33 6600 903 3 33...

Page 17: ...1VP44 X 7 8 6 7 AK69H 4L370 1 15 TON 848 1064 5 184 87 5 4 7 5 9 1VP60 X 1 1 8 9 7 BK100H B40 1 20 TON 848 1064 5 184 87 5 4 7 5 9 1VP60 X 1 1 8 9 7 BK100H B50 1 25 TON 902 1082 7 1 2 213 88 5 5 0 6 0...

Page 18: ...ighten the flare nuts securely NOTE On dual and triple compressor units the actuator MUST be connected to the 1 circuit liquid line fit ting Connection to the second or third stage refrig erant circui...

Page 19: ...re is no negative impacts on durability caused by operating three phase Scroll compressors in the reversed direction for a short period of time less than one hour However after several minutes of oper...

Page 20: ...ing screw is properly set Check that the blower wheel is tight on the shaft and that the hub setscrews are properly torqued DRIVE BELTS Examine belts periodically for wear Glazed areas on the drive su...

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