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CONTENTS

GENERAL  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3

RENEWAL PARTS: . . . . . . . . . . . . . . . . . . . . . . . . . .  3

INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3

INSTALLATION  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4

MAINTENANCE   . . . . . . . . . . . . . . . . . . . . . . . . . . .  17

A complete Table of Contnents on following page

INSTALLATION 

INSTRUCTION

SAVE THIS MANUAL

035-16670-000 REV A (999)Form 550.13-N10Y

SPLIT-SYSTEM COOLING ONLY       

INDOOR UNITS

MODELS KES180 & LES240

LES240 SHOWN

Summary of Contents for KES180

Page 1: ...CTION 3 INSTALLATION 4 MAINTENANCE 17 A complete Table of Contnents on following page INSTALLATION INSTRUCTION SAVE THIS MANUAL 035 16670 000 REV A 999 Form 550 13 N10Y SPLIT SYSTEM COOLING ONLY INDOOR UNITS MODELS KES180 LES240 LES240 SHOWN ...

Page 2: ...N AIR GRILLE KES180 9 7 RETURN AIR GRILLE LES240 9 8 BASE ACCESSORY KES180 9 9 BASE ACCESSORY LES240 9 10 SUPPLY AIR PLENUM FEH 180 10 11 SUPPLY AIR PLENUM KNOCKOUTS KES180 10 12 SUPPLY AIR PLENUM LES240 10 13 RECOMMENDED DRAIN PIPING 11 14 TYPICAL MOTOR MOUNTING ASSEMBLY 12 15 HOLE LOC FOR PRESS DROP READINGS 13 16 CFM VS PRESSURE DROP 13 17 TYPICAL FIELD WIRING 17 18 UNIT DIMENSIONS KES180 18 19...

Page 3: ...d 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 the installer that personal injury and or equipment damage may result if the installation procedure is not handled properly INSPECTION As soon as a unit is received it should be inspected for possi ...

Page 4: ...d 3 and make sure that its weight will be distributed equally LOCATION These indoor units are not designed for outdoor installation They must be located within the building structure either inside or outside the conditioned space The units should be located as close to the outdoor units as practical and positioned to minimize bends in the refrigerant piping Units being installed vertically or hori...

Page 5: ...Y DIAMETER X WIDTH INCHES 18 X 18 1 15 X 12 2 BLOWER MOTOR 1 HP 3 RPM 1750 FILTERS THROWAWAY QUANTITY PER UNIT 6 8 SIZE IN 20 X 20 X 1 20 X 22 X 1 TOTAL FACE AREA SQUARE FEET 16 7 24 1 UNIT WEIGHT LBS SHIPPING 425 830 OPERATING 435 720 ACCESSORY OPERATING WEIGHT LBS MOTOR DRIVE 3 HP 90 5 HP 120 ELECTRIC HEAT 10 KW 63 20 KW 66 126 30 KW 71 129 40 KW 132 50 KW 80 137 SUPPLY AIR PLENUM 114 150 RETURN...

Page 6: ...N 460 3 60 414 506 AMBIENT AIR ON OUTDOOR COIL COOLING CYCLE F 45 115 AMBIENT AIR ON INDOOR COIL COOLING CYCLE F 68 86 FIGURE 2 UNIT SUSPENSION MOUNTING KES180 HORIZONTAL APPLICATIONS 3 1 1 2 COIL SECTION BLOWER SECTION 5 A D SUSPENSION CHANNEL HANGER RODS FIELD SUPPLIED C B ELECTRIC HEATER ACCESSORY 40 Lb SUPPLY AIR PLENUM ACCESSORY 100 Lb D 55 58 11 16 ...

Page 7: ... 470 535 575 FIGURE 3 UNIT SUSPENSION MOUNTING LES240 HORIZONTAL APPLICATIONS 3 43 3 4 EVAP COIL SECTION BLOWER SECTION HEATING COIL SUSPENSION CHANNEL 43 3 4 5 A B C D E F 55 HANGER RODS FIELD SUPPLIED ELECTRIC HEAT ACCESS 40lbs each TABLE 4 LES240 UNIT SUSPENSION WEIGHTS lbs SUSPENSION POINT W 5HP MOTOR1 1 Motor location at suspension point F W HEATER ACCESS A 142 142 B 132 132 C 152 152 D 162 1...

Page 8: ... G H A R N E S S L O C A T I O N T h i s o p e n i n g i n t h e b o t t o m o f t h e h e a t e r c o n t r o l b o x i s u s e d f o r t h e w i r i n g h a r n e s s t h a t c o n n e c t s t h e h e a t e r a c c e s s o r y t o t h e b a s i c u n i t I t i s p r o v i d e d w i t h a s q u e e z e c o n n e c t o r f o r s e c u r i n g t h e w i r i n g h a r n e s s a n d i t s l o c a t i...

Page 9: ...29 7 8 26 3 8 21 3 4 2 3 8 5 1 4 3 4 6 3 4 2 1 4 2 1 2 22 1 4 19 1 4 1 2HC04501025 46 and 2HC04502025 and 46 are used on the LES240 units only The dimensions are the same as shown above for the 2HB heaters The 2HB heaters are installed on the drive side of the LES240 and the 2HC heaters are installed on the opposite side FIGURE 6 RETURN AIR GRILLE KES180 FIGURE 7 RETURN AIR GRILLE LES240 60 3 4 31...

Page 10: ...work only wen a free blow free return applica tion is practical REFRIGERANT MAINS Many service problems can be avoided by taking adequate precautions to provide and internally clean and dry system and by using procedures and materials that conform with established standards Use hard drawn copper tubing where no appreciable amount of bending around pipes or other obstructions is necessary Use long ...

Page 11: ...tive side of the supply air blower and it must be protected from freezing temperatures A 7 8 OD drain connections extends through right hand side of the cabinet Refer to Figure 13 for recommended drain piping The drain connection is located on the same side of the unit as the refrigerant connections The line should be insulated where moisture drippage will be objectionable or cause dam age to the ...

Page 12: ...lancing be done by someone other than the equipment installer To check the supply air CFM after the initial balancing has completed 1 Drill two 5 16 holes in the side panel as shown in Figure 15 2 Insert at lest 6 of 1 4 tubing into each of these holes for sufficient penetration into the air flow on both sides of the indoor coil NOTE The tubes must be inserted and held in a position per pendicular...

Page 13: ...OP IWG KES180 LES240 TABLE 7 SUPPLY AIR PREFORMANCE KES1801 RPM CFM 4800 5400 6000 6600 ESP2 BHP3 KW4 ESP2 BHP3 KW4 ESP2 BHP3 KW4 ESP2 BHP3 KW4 600 0 38 1 49 1 42 0 23 1 74 1 66 0 02 1 99 1 89 650 0 58 1 73 1 65 0 43 1 99 1 89 0 24 2 29 2 18 700 0 79 1 97 1 87 0 65 2 28 2 17 0 47 2 59 2 46 0 24 2 92 2 78 750 1 00 2 25 2 14 0 88 2 58 2 46 0 70 2 91 2 77 0 48 3 30 3 14 800 1 22 2 54 2 42 1 11 2 89 2...

Page 14: ...ly TABLE 8 SUPPLY AIR PERFORMANCE LES2401 RPM CFM 6400 7200 8000 8800 9600 ESP2 BHP3 kW4 ESP2 BHP3 kW4 ESP2 BHP3 kW4 ESP2 BHP3 kW4 ESP2 BHP3 kW4 600 0 15 1 49 1 42 650 0 31 1 71 1 63 0 14 2 00 1 90 700 0 49 1 95 1 86 0 32 2 27 2 16 0 12 2 63 2 50 750 0 67 2 21 2 10 0 51 2 56 2 44 0 32 2 92 2 78 0 10 3 35 3 19 800 0 85 2 50 2 38 0 70 2 85 2 71 0 52 3 25 3 09 0 31 3 70 3 52 0 07 4 20 4 00 850 1 05 2...

Page 15: ...WG 895 150 230 3 60 115 2 153 2 175 2 0 AWG 1073 150 460 3 60 57 6 76 6 80 4 AWG 1347 100 L1ES240A33 5 20 KW 208 3 60 41 6 68 0 70 4 AWG 186 100 230 3 60 46 2 70 6 80 4 AWG 251 100 460 3 60 23 1 35 3 40 8 AWG 381 60 30 KW 208 3 60 62 5 94 1 100 3 AWG 233 100 230 3 60 69 3 99 4 100 3 AWG 315 100 460 3 60 34 6 49 7 50 8 AWG 381 60 40 KW 208 3 60 83 3 120 1 125 1 AWG 371 150 230 3 60 92 1 127 9 150 1...

Page 16: ... 175 2 0 AWG 1073 150 460 3 60 57 6 76 6 80 4 AWG 1347 100 L1ES240A33 5 20 KW 208 3 60 41 6 68 0 70 4 AWG 186 100 230 3 60 46 2 70 6 80 4 AWG 251 100 460 3 60 23 1 35 3 40 8 AWG 381 60 30 KW 208 3 60 62 5 94 1 100 3 AWG 233 100 230 3 60 69 3 99 4 100 3 AWG 315 100 460 3 60 34 6 49 7 50 8 AWG 381 60 40 KW 208 3 60 83 3 120 1 125 1 AWG 371 150 230 3 60 92 1 127 9 150 1 AWG 501 150 460 3 60 46 1 64 0...

Page 17: ...n Figures 18 and 19 for the location of the filter access panel DRAIN PAN The condensate drain pan should be inspected regularly to assure proper drainage LUBRICATION The bearings for the blower shaft and the blower motor are permanently lubricated and should not require any additional lubricant BELTS Maintain belt tension to extend belt life Replace the signs of failure begin to appear FIGURE 17 ...

Page 18: ... t r u c t i o n w h e n p i p i n g t h r o u g h t h e o p p o s i t e s i d e o f t h e u n i t A I R I N 1 2 7 8 2 9 1 6 2 9 1 6 Ø 1 3 8 A L L D I M E N S I O N S A R E I N I N C H E S T H E Y A R E S U B J E C T T O C H A N G E W I T H O U T N O T I C E C E R T I F I E D D I M E N S I O N S W I L L B E P R O V I D E D U P O N R E Q U E S T A C C E S S O R I E S E l e c t r i c H e a t e r s A...

Page 19: ...I O N S A R E I N I N C H E S T H E Y A R E S U B J E C T T O C H A N G E W I T H O U T N O T I C E C E R T I F I E D D I M E N S I O N S W I L L B E P R O V I D E D U P O N R E Q U E S T A C C E S S O R I E S E l e c t r i c H e a t e r s A d d 1 4 1 4 t o u n i t h e i g h t w h e n u s i n g 1 0 2 0 o r 3 0 k W h e a t e r P l e n u m A d d 2 4 5 8 t o o v e r a l l u n i t h e i g h t w h e n ...

Page 20: ...ct to change without notice Printed in U S A Copyright by Unitary Products Group 1999 All rights reserved Supersedes Nothing 550 13 N10Y 999 Unitary 5005 Interstate Norman Product Drive OK Group North 73069 ...

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