Table of Contents
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INSTALLATION
INSTRUCTION
CONTENTS
NOMENCLATURE ............................................................... 3
GENERAL ............................................................................ 3
NOTES CAUTIONS AND WARININGS .............................. 3
PARTS ................................................................................. 3
INSPECTION ....................................................................... 3
LIMITATIONS ...................................................................... 3
INSTALLATION ................................................................... 3
MAINTENANCE ................................................................. 14
FOR A COMPLET TABLE OF CONTENTS SEE FOLLOW-
ING PAGE.
CAUTION:
READ ALL SAFETY GUIDES BEFORE YOU
START TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
SPLIT-SYSTEM EVAPORATOR BLOWER
(AIR COOLED)
MODEL
L*EU360
L*EU480
035-16617-001REV A (799)
Form 550.13-N8Y (799)
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Summary of Contents for York L EU360 Series
- Page 1 INSTALLATION SPLIT-SYSTEM EVAPORATOR BLOWER (AIR COOLED) INSTRUCTION CONTENTS NOMENCLATURE ............... 3 GENERAL ................3 NOTES CAUTIONS AND WARININGS ......3 PARTS ................. 3 INSPECTION ............... 3 LIMITATIONS ..............3 INSTALLATION ..............3 MAINTENANCE ..............14 FOR A COMPLET TABLE OF CONTENTS SEE FOLLOW- MODEL ING PAGE.
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Page 2: Table Of Contents
550.13-N8Y ® TABLE OF CONTENTS 3 PLENUM BASE ACCESSORY ....5 4 VERTICAL ARRANGEMENTS ....7 5 HORIZONTAL ARRANGEMENTS . -
Page 3: General
® 550.13-N8Y GENERAL LIMITATIONS These LEU evaporator blowers are designed for use with condensing units. This unit must be installed in accordance with all national and Each unit consists of a coil section and a blower section local safety codes. If no local codes apply, installation must which are factory assembled and shipped as shown per conform with the appropriate national code. -
Page 4: Foundations
550.13-N8Y ® A clearance equal to the unit width will be required on one All units may be set directly on a floor, pedestal, platform end of the unit if the blower shaft or the evaporator coil will shelf or mounted on the suspension accessory used as a have to be replaced without moving the unit. -
Page 5: Capacity Reduction
® 550.13-N8Y NOTE: The following illustration shows how the channels DUCT TRANSITION should be secured to the unit using the hardware NON-FLAMMABLE provided with the suspension accessory. COLLAR DUCT (2) 9/16 HOLES FOR 1/2 HANGER RODS SUSPENSION CHANNEL 5/16 NUT, 5/16 NUT, LOCKWASHER, 24"... -
Page 6: Physical Data
550.13-N8Y ® TABLE 2: PHYSICAL DATA MODEL DESCRIPTION LEU360 LEU480 LEU600 Rows Deep X Rows High 4 x 32 4 x 40 4 x 50 Finned Length, inches EVAPORATOR 26.0 33.4 41.7 Face Area, feet COIL Tube (copper) OD, inches Fins (Aluminum) per 1 inch CENTRIFUGAL Diameter X Width, inches (Forward Curved) -
Page 7: Vertical Arrangements
® 550.13-N8Y VERTICAL ARRANGEMENTS BLOWER EVAPORATOR COIL * IF REQUIRED, SOME AIR CAN BE BROUGHT THROUGH THE BOTTOM OF THE EVAPORATOR SECTION. FIGURE 4 : VERTICAL ARRANGEMENTS HORIZONTAL ARRANGEMENTS FIGURE 5 : HORIZONTAL ARRANGEMENTS Unitary Products Group... -
Page 8: Drain Connections
550.13-N8Y ® FIGURE 6 : UNIT MOUNTING TABLE 3: UNIT MOUNTING DIMENSIONS DIMENSIONS INCHES UNIT 69-1/4 49-1/16 26-5/8 50-9/16 After these bottom channels are cup per Note 1 of Figure 6, a new hole will have to be drilled at the cut. nearest drain facility. -
Page 9: Recommended Drain Piping
550.13-N8Y ® TABLE 4: OPERATING WEIGHT DISTRIBUTION (LBS.) SUPPORT POINT DESIGNATION BLOWER HORIZONTAL INSTALLATION VERTICAL INSTALLATION MODEL MOTOR 5 HP LEU360 7.5 HP 10HP 7.5HP LEU480 10HP Blower Motor End of Unit TABLE 5: ACCESSORY OPERATING WEIGHT DIST. (LBS.) ACCESSORY LEU360 LEU480 115 VOLT LIQUID LINE SOLENOID VALVE... -
Page 10: Blower Motor Mounting Locations
550.13-N8Y ® BLOWER MOTOR MOUNTING LOCATIONS FOR ALL OTHER LOCATIONS Move the entire motor mounting assembly (both the The blower units are always shipped from the factory less mounting plate and the channels) so that the mounting motor and drive. The motor mounting assembly, however, is plate will be in the correct location. -
Page 11: Motor Arrangement Locations
® 550.13-N8Y ARRANGEMENT 2, 6 OR 7 ARRANGEMENT 1, 4, 8 OR 11 NOTES NOTES LEU360 LEU360 LEU480 LEU480 ARRANGEMENT 9 OR 12 ARRANGEMENT 3, 5 OR 10 NOTES NOTES LEU360 LEU480 NOTE: Since the motor mounting assembly cannot be LEU360 secured to the panel with the blower openings, LEU480... -
Page 12: Evaporator Section Piping
550.13-N8Y ® The temperature required to make or break a brazed joint is sufficiently high to cause oxidation of the copper unless an inert atmosphere is provided. AFTER RECOVERING THE R-22 HOLDING CHARGE, USE A SMALL DRILL BIT TO PUNC- TURE SEALING CAPS AND DISCS BEFORE UNBRAZING TO PREVENT THE PRESSURE IN THE LINE FROM BLOWING THEM OFF. -
Page 13: Electrical Connections
® 550.13-N8Y lutions by hand. If mark hasn't separated, the belts are travel- ing at the same speed. Twin groove blower motor pulleys should be installed with the shaft set screw (A) towards the motor (see Figure 12). If necessary to align pulleys, the housing of the twin groove motor pulley may extend 25% of its length beyond end of motor shaft. -
Page 14: Maintenance
550.13-N8Y ® MAINTENANCE TABLE 7: ACCESSORY STATIC RESISTANCE, IWG Filters must be cleaned or replaced as often as necessary to NON-FREEZE assure good air flow and filtering action. MODEL 1-ROW WATER STEAM COIL COIL To remove filters through the sides of the unit, remove 10000 either the solid side panel on the piping end, or the larger side panel on the end opposite the piping. -
Page 15: Blower Drive Data
® 550.13-N8Y TABLE 9: BLOWER DRIVE DATA VOLTAGE MODEL MODEL # MODEL # FRAME SIZE -60H 2LR04605023 1LD0415 2LR04605032 230/460 2LR04607523 LEU360 1LD0407 2LR04607532 230/460 2LP04610033 1LD0408 2LR04610032 230/460 2LR04607523 1LD0409 2LR04607532 230/460 LEU480 2LP04610033 1LD0410 2LR04610032 230/460 Unitary Products Group... -
Page 16: Unit Dimensions
550.13-N8Y ® L E U 3 6 0 A N D L E U 4 8 0 A I R O U T 5 / 8 A I R O U T 5 / 8 K N O C K O U T F O R 7 / 8 O D L I Q U I D P I P I N G *... -
Page 17: 10 L*Eu360 Supply Air Blower Performance
® 550.13-N8Y TABLE 11: L*EU360 SUPPLY AIR BLOWER PERFORMANCE 10,000 11,000 12,000 13,000 14,000 0.48 0.35 0.20 0.03 — — — 0.62 0.49 0.35 0.19 0.03 0.87 0.76 0.63 0.49 0.34 1.21 1.11 0.99 0.86 0.72 1.30 1.20 1.08 0.95 0.81 1.64 1.54... -
Page 18: Blower Curve Leu360
550.13-N8Y ® LEU360 30 40 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 60 70 CFM (X 100) Available external static pres- Internal unit resistance based sure for unit accessories and on a wet cooling coil plus 1" the duct system. - Page 19 ® 550.13-N8Y TABLE 12: L*EU480 SUPPLY AIR BLOWER PERFORMANCE 12,800 14,400 16,000 17,600 19,200 0.31 0.13 — — — — — — — — — 0.49 0.31 0.15 — — — — — — 0.76 0.59 0.42 0.24 0.03 1.10 0.96 0.80 0.63...
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Page 20: Blower Curve Leu480
FIGURE 15 : BLOWER CURVE LEU480 Subject to change without notice. Printed in U.S.A. Copyright © by Unitary Products Group 1999. All rights reserved. Supersedes: 550.13-N8Y(494) 550.13-N8Y (799) Unitary 5005 Norman Product York Group Drive 73069...
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