Air Conditioner User Manual

ManualsBrandsYork ManualsAir CompressorDM072

036-21502-002-A-0303

FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE

SINGLE PACKAGE GAS/ELECTRIC UNITS

AND SINGLE PACKAGE

AIR CONDITIONERS

DM 036, 048, 060 & 072

3, 4, 5 & 6 NOMINAL TONS

10.0 SEER (3, 4 & 5 TONS), 9.0 EER (6 TONS)

TECHNICAL GUIDE

DESCRIPTION

YORK Sunline 2000™ units are convertible single package

air conditioners with a common cabinet and a common roof

curb for the 3, 4, 5 and 6 ton sizes. The units were designed

for light commercial and commercial applications. They can

easily be installed on a roof curb, slab, roof jack or frame.

All units include:

• Powder Paint finish that meets ASTM-B-117 750 hour

salt spray standards

• Permanently lubricated motors

• Bottom or side air discharge configuration capability

(field convertible)

• Manufactured under the quality standards of ISO9001

•

Control Board

• Copper tube/aluminum fin coils

• Easy access to all components

• Rigging holes in base rails for lifting

• Fork lift slots on three sides

• Single point power connection

• Complete factory package - tested, charged and wired

• CSA agency listing on all units

WARRANTY

• Factory Limited Parts Warranty

• One-year parts warranty

• A Five-year parts warranty on the compressor and

electric heat elements.

• Ten-year parts warranty on the gas-fired heat

exchangers.

Summary of content (40 pages)

PAGE 1
036-21502-002-A-0303 ® DESCRIPTION YORK Sunline 2000™ units are convertible single package air conditioners with a common cabinet and a common roof curb for the 3, 4, 5 and 6 ton sizes. The units were designed for light commercial and commercial applications. They can easily be installed on a roof curb, slab, roof jack or frame. TECHNICAL GUIDE SINGLE PACKAGE GAS/ELECTRIC UNITS AND SINGLE PACKAGE AIR CONDITIONERS DM 036, 048, 060 & 072 3, 4, 5 & 6 NOMINAL TONS 10.0 SEER (3, 4 & 5 TONS), 9.
PAGE 2
036-21502-002-A-0303 TABLE OF CONTENTS DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 PRODUCT NOMENCLATURE. . . . . . . . . . . . . . . . . . 3 FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 FACTORY-INSTALLED OPTIONS . . . . . . . . . . . . . . 9 FIELD-INSTALLED ACCESSORIES . . . . . . . . . . . . 10 9 SUPPLY AIR BLOWER PERFORMANCE (4 TON BELT DRIVE) - SIDE DUCT APPLICATION . . . .
PAGE 3
036-21502-002-A-0303 PRODUCT NOMENCLATURE 3-6 Ton Sunline Model Number Nomenclature D M 048 N04 A 2 A AA 1 Product Generation Product Catagory 1 = First Generation D = Air Cond., Single Package B = Heat Pump, Single Package Voltage Product Identifier 1 = 208/230-1-60 2 = 208/230-3-60 4 = 460-3-60 5 = 575-3-60 M = R-22 Standard Efficiency (DCG/DCE) F = R-22 Medium Efficiency (DEG/DEE) H = R-22 High Efficiency (DHG/DHE) Q = R-22 Std.
PAGE 4
036-21502-002-A-0303 PRODUCT NOMENCLATURE - Continued 3-6T Sunline Model Number Nomenclature Additional Options AA None AB Phase Monitor AC Coil Guard AD Dirty Filter Switch AE Phase Monitor & Coil Guard AF Phase Monitor & Dirty Filter Switch AG Coil Guard & Dirty Filter Switch AH Phase Monitor, Coil Guard, & Dirty Filter Switch AS Bottom Condensate Pan BA Hinged Filter Door & Toolless Access Panels BB Phase Monitor, Hinged Filter Door & Toolless Access Panels BC Coil Guard, Hinged F
PAGE 5
036-21502-002-A-0303 Additional Options EA Johnson UNT Controller with Dirty Filter Switch & Air Proving Switch, Hinged Filter Door & Toolless Access Panels EB Johnson UNT Controller, DFS, APS & Phase Monitor, Hinged Filter Door & Toolless Access Panels EC Johnson UNT Controller, DFS, APS & Coil Guard, Hinged Filter Door & Toolless Access Panels ED Johnson UNT Controller, DFS, APS, Phase Monitor, & Coil Guard, Hinged Filter Door & Toolless Access Panels EE Johnson UNT Controller, DFS, APS & Techni
PAGE 6
036-21502-002-A-0303 Additional Options JA Johnson UNT Controller with Dirty Filter Switch & Air Proving Switch JB Johnson UNT Controller, DFS, APS & Phase Monitor JC Johnson UNT Controller, DFS, APS & Coil Guard JD Johnson UNT Controller, DFS, APS, Phase Monitor, & Coil Guard JE Johnson UNT Controller, DFS, APS & Technicoat Cond. Coil JF Johnson UNT Controller, DFS, APS, Technicoat Cond. Coil, & Phase Monitor JG Johnson UNT Controller, DFS, APS, Technicoat Cond.
PAGE 7
036-21502-002-A-0303 Additional Options TD Technicoat Condenser Coil & Dirty Filter Switch TE Technicoat Condenser Coil, Phase Monitor, & Coil Guard TF Technicoat Condenser Coil, Phase Monitor, & Dirty Filter Switch TG Technicoat Condenser Coil, Coil Guard, & Dirty Filter Switch TH Technicoat Condenser Coil, Phase Monitor, Coil Guard, & Dirty Filter Switch TJ Technicoat Evaporator Coil TK Technicoat Evaporator Coil & Phase Monitor TL Technicoat Evaporator Coil & Coil Guard TM Technicoat Ev
PAGE 8
036-21502-002-A-0303 FEATURES gas valve, if applicable, and the temperature limit switch on gas heat units. The unit control board will alarm on ignition failures, compressor lockouts and repeated limit switch trips. All models are available with a wide variety of factorymounted options such as stainless steel heat exchangers, phase monitor, dirty filter switch, and coil guard to make them suitable for almost every application.
PAGE 9
036-21502-002-A-0303 FIGURE 1: UNIT CUTAWAY FACTORY-INSTALLED OPTIONS • SINGLE INPUT ELECTRONIC ENTHALPY ECONOMIZERS - Includes a slide-in / plug-in damper assembly with fully modulating spring-return motor actuator capable of introducing up to 100% outdoor air with nominal 1% leakage type dampers. The enthalpy system contains one sensor that monitors the outdoor air and determines when the air is cool enough and dry enough to provide free cooling.
PAGE 10
036-21502-002-A-0303 Roof curbs are designed to fit inside the base rails of the unit and include both a wood nailing strip and duct hanger supports. • COIL GUARD - Customers can purchase a coil guard kit to protect the condenser coil from damage. This is not a hail guard kit. • STAINLESS STEEL HEAT EXCHANGER - For applications in corrosive environments, this option provides a full stainless steel heat exchanger assembly.
PAGE 11
036-21502-002-A-0303 TABLE 1: SOUND POWER RATING1 UNIT SIZE ESP SOUND POWER (db 10-12 Watts) BLOWER Octave Band Centerline Frequency (Hz) CFM IWG SPEED KW 63 125 250 500 1,000 2,000 4,000 8,000 SWL dB(A) dB(A) @ 10Ft.2 036 1,200 0.6 LOW 0.60 84 84 74 67 69 62 57 52 74 41 048 1,600 0.55 HIGH 0.80 85 85 75 68 70 63 58 53 75 42 060 2,000 0.45 HIGH 1.00 86 86 76 69 71 64 59 54 76 43 072 2,200 0.3 HIGH 1.
PAGE 12
036-21502-002-A-0303 TABLE 4: DM036 COOLING CAPACITIES (3 TON) TEMPERATURE OF AIR ON CONDENSER COIL AIR ON EVAPORATOR COIL 85°F TOTAL 1 CFM 1750 1475 1200 1050 900 POWER CAP. MBH INPUT2 kW WB °F 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 45 43 39 40 44 41 38 39 42 40 36 37 41 38 35 36 39 37 34 34 3.1 3.0 3.0 2.9 3.1 3.0 3.0 2.9 3.1 3.0 3.0 2.9 3.1 3.0 3.0 2.9 3.1 3.0 3.0 2.
PAGE 13
036-21502-002-A-0303 TABLE 5: DM048 COOLING CAPACITIES (4 TON) TEMPERATURE OF AIR ON CONDENSER COIL AIR ON EVAPORATOR COIL TOTAL INPUT2 kW CFM WB °F CAP.1 MBH 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 60 55 51 49 58 53 49 47 56 51 47 46 54 49 45 44 52 47 43 42 4.1 4.1 4.0 3.9 4.1 4.1 4.0 3.9 4.1 4.1 4.0 3.9 4.1 4.1 4.0 3.9 4.1 4.1 4.0 3.9 2000 1800 1600 1400 1200 85°F 95°F SENSIBLE CAPACITY1 ENTERING DRY BULB, °F POWER TOTAL 86 83 80 77 74 71 68 CAP.
PAGE 14
036-21502-002-A-0303 TABLE 6: DM060 COOLING CAPACITIES (5 TON) TEMPERATURE OF AIR ON CONDENSER COIL AIR ON EVAPORATOR COIL TOTAL INPUT2 kW CFM WB °F CAP.1 MBH 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 68 62 57 55 67 62 56 54 66 61 55 53 63 58 53 51 60 56 51 49 4.9 4.8 4.7 4.7 4.9 4.8 4.7 4.7 4.9 4.8 4.7 4.6 4.8 4.7 4.6 4.6 4.8 4.7 4.6 4.6 2500 2250 2000 1750 1500 85°F 95°F SENSIBLE CAPACITY1 ENTERING DRY BULB, °F POWER TOTAL 86 83 80 77 74 71 68 CAP.
PAGE 15
036-21502-002-A-0303 TABLE 7: DM072 COOLING CAPACITIES (6 TON) TEMPERATURE OF AIR ON CONDENSER COIL AIR ON EVAPORATOR COIL TOTAL INPUT2 kW CFM WB °F CAP.1 MBH 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 72 67 62 57 80 80 70 68 82 82 71 69 83 83 73 71 79 79 69 67 74 74 65 63 5.7 5.7 5.5 5.6 5.7 5.7 5.5 5.6 5.7 5.7 5.5 5.6 5.7 5.7 5.5 5.6 5.6 5.6 5.4 5.5 2700 2550 2400 2100 1800 85°F 95°F SENSIBLE CAPACITY1 ENTERING DRY BULB, °F POWER TOTAL 86 83 80 77 74 71 68 CAP.
PAGE 16
036-21502-002-A-0303 TABLE 8: SUPPLY AIR BLOWER PERFORMANCE (3 TON BELT DRIVE) - SIDE DUCT APPLICATION UNIT SIZE (MBH) 0361 2 UNIT SIZE (MBH) 0361 2 AVAILABLE EXTERNAL STATIC PRESSURE-IWG3 0.60 0.40 0.
PAGE 17
036-21502-002-A-0303 TABLE 9: SUPPLY AIR BLOWER PERFORMANCE (4 TON BELT DRIVE) - SIDE DUCT APPLICATION UNIT SIZE (MBH) 0481 2 UNIT SIZE (MBH) 0481 2 AVAILABLE EXTERNAL STATIC PRESSURE-IWG3 0.60 0.40 0.
PAGE 18
036-21502-002-A-0303 TABLE 10: SUPPLY AIR BLOWER PERFORMANCE (5 TON BELT DRIVE) - SIDE DUCT APPLICATION UNIT SIZE (MBH) 0601 2 UNIT SIZE (MBH) 0601 2 AVAILABLE EXTERNAL STATIC PRESSURE-IWG3 0.60 0.40 0.
PAGE 19
036-21502-002-A-0303 TABLE 11: SUPPLY AIR BLOWER PERFORMANCE (6 TON BELT DRIVE) - SIDE DUCT APPLICATION UNIT SIZE (MBH) 12 072 UNIT SIZE (MBH) 12 072 AVAILABLE EXTERNAL STATIC PRESSURE-IWG3 0.60 0.40 0.
PAGE 20
036-21502-002-A-0303 TABLE 12: SUPPLY AIR BLOWER PERFORMANCE (3 - 6 TON DIRECT DRIVE) - SIDE DUCT APPLICATION UNIT SIZE (MBH) AVAILABLE EXTERNAL STATIC PRESSURE-IWG2 MOTOR SPEED 0361 0481 0601 0721 UNIT SIZE (MBH) 0.20 0481 0601 0721 0.40 0.50 0.
PAGE 21
036-21502-002-A-0303 TABLE 14: STATIC RESISTANCES RESISTANCE, IWG DESCRIPTION CFM 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 0.07 0.08 0.09 0.11 0.13 0.15 0.17 0.20 0.23 0.26 0.30 5-15KW 0.04 0.05 0.06 0.07 0.08 0.10 0.12 0.14 0.16 0.19 0.22 20-30KW ECONOMIZER1 2 ELECTRIC HEATERS3 3000 0.06 0.07 0.08 0.09 0.11 0.13 0.15 0.17 0.20 0.23 0.26 BOTTOM DUCT CONNECTIONS1 0.06 0.07 0.08 0.09 0.10 0.11 0.12 0.14 0.16 0.19 0.22 COOLING ONLY2 0.
PAGE 22
036-21502-002-A-0303 TABLE 16: ELECTRICAL DATA - DM036 & 048 DIRECT DRIVE WITHOUT POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 19.2 87 2.3 4.4 0.0 230-1-60 19.2 87 2.3 4.4 0.0 208-3-60 14.1 110 2.3 4.4 0.0 230-3-60 14.1 110 2.3 4.4 0.0 460-3-60 7.1 54 1.3 2.2 0.0 575-3-60 5.8 44 1.3 2.2 0.0 208-1-60 25.0 135 2.3 5.0 0.0 230-1-60 25.0 135 2.3 5.0 0.
PAGE 23
036-21502-002-A-0303 TABLE 17: ELECTRICAL DATA - DM060 & 072 DIRECT DRIVE WITHOUT POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 28.9 165 1.3 6.6 0.0 230-1-60 28.9 165 1.3 6.6 0.0 208-3-60 16.0 125 1.3 6.6 0.0 230-3-60 16.0 125 1.3 6.6 0.0 460-3-60 8.0 66.5 0.8 3.3 0.0 575-3-60 6.4 50 0.8 3.3 0.0 208-3-60 18.9 146 1.3 6.8 0.0 230-3-60 18.9 146 1.3 6.8 0.
PAGE 24
036-21502-002-A-0303 TABLE 18: ELECTRICAL DATA - DM036 & 048 BELT DRIVE WITHOUT POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 18.0 105 1.3 7.6 0.0 230-1-60 18.0 105 1.3 7.6 0.0 208-3-60 11.4 90 1.3 5.2 0.0 230-3-60 11.4 90 1.3 5.2 0.0 460-3-60 6.2 45 0.8 2.6 0.0 575-3-60 5.0 36 0.8 2 0.0 208-1-60 24.4 140 1.3 7.6 0.0 230-1-60 24.4 140 1.3 7.6 0.
PAGE 25
036-21502-002-A-0303 TABLE 19: ELECTRICAL DATA - DM060 & 072 BELT DRIVE WITHOUT POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 28.9 165 1.3 7.6 0.0 230-1-60 28.9 165 1.3 7.6 0.0 208-3-60 16.0 125 1.3 5.2 0.0 230-3-60 16.0 125 1.3 5.2 0.0 460-3-60 8.0 66.5 0.8 2.6 0.0 575-3-60 6.4 50 0.8 2 0.0 208-3-60 18.9 146 1.3 5.0 0.0 230-3-60 18.9 146 1.3 5.0 0.
PAGE 26
036-21502-002-A-0303 TABLE 20: ELECTRICAL DATA - DM036 & 048 DIRECT DRIVE WITH POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 18.0 105 1.3 4.4 10.0 230-1-60 18.0 105 1.3 4.4 10.0 208-3-60 11.4 90 1.3 4.4 10.0 230-3-60 11.4 90 1.3 4.4 10.0 460-3-60 6.2 45 0.8 2.2 5.0 575-3-60 5.0 36 0.8 2.2 4.0 208-1-60 24.4 140 1.3 5.0 10.0 230-1-60 24.4 140 1.3 5.0 10.
PAGE 27
036-21502-002-A-0303 TABLE 21: ELECTRICAL DATA - DM060 & 072 DIRECT DRIVE WITH POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 28.9 165 1.3 6.6 10.0 230-1-60 28.9 165 1.3 6.6 10.0 208-3-60 16.0 125 1.3 6.6 10.0 230-3-60 16.0 125 1.3 6.6 10.0 460-3-60 8.0 66.5 0.8 3.3 5.0 575-3-60 6.4 50 0.8 3.3 4.0 208-3-60 18.9 146 1.3 6.8 10.0 230-3-60 18.9 146 1.3 6.8 10.
PAGE 28
036-21502-002-A-0303 TABLE 22: ELECTRICAL DATA - DM036 & 048 BELT DRIVE WITH POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 18.0 105 1.3 7.6 10.0 230-1-60 18.0 105 1.3 7.6 10.0 208-3-60 11.4 90 1.3 5.2 10.0 230-3-60 11.4 90 1.3 5.2 10.0 460-3-60 6.2 45 0.8 2.6 5.0 575-3-60 5.0 36 0.8 2 4.0 208-1-60 24.4 140 1.3 7.6 10.0 230-1-60 24.4 140 1.3 7.6 10.
PAGE 29
036-21502-002-A-0303 TABLE 23: ELECTRICAL DATA - DM060 & 072 BELT DRIVE WITH POWR’D CONVENIENCE OUTLET Model Tonnage Compressors Voltage RLA Each LRA Each OD Fan Motor FLA ID Blower Motor FLA Conv Outlet Amps 208-1-60 28.9 165 1.3 7.6 10.0 230-1-60 28.9 165 1.3 7.6 10.0 208-3-60 16.0 125 1.3 5.2 10.0 230-3-60 16.0 125 1.3 5.2 10.0 460-3-60 8.0 66.5 0.8 2.6 5.0 575-3-60 6.4 50 0.8 2 4.0 208-3-60 18.9 146 1.3 5.0 10.0 230-3-60 18.9 146 1.3 5.0 10.
PAGE 30
036-21502-002-A-0303 TABLE 24: PHYSICAL DATA DM MODELS Centrifugal Blower (Dia. x Wd. in.) EVAPORATOR BLOWER EVAPORATOR COIL CONDENSER FANS CONDENSER COILS COMPRESSOR (Qty. Per Unit) AIR FILTERS CHARGE VOLTAGE 12 X 11 3/4 1 1 1 1/2 1 1/2 1 1/2 Rows Deep 3 3 3 4 Fins Per Inch 13 13 13 13 Face Area (Sq. Ft.) 3.6 4.3 5.1 5.1 Propeller Dia. (in.) 24 24 24 24 Fan Motor Hp 1/4 1/4 1/4 1/4 3400 Nom.
PAGE 31
036-21502-002-A-0303 TYPICAL POWER WIRING REFER TO THE ELECTRICAL DATA TABLES TO SIZE THE DISCONNECT SWITCH, OVERCURRENT PROTECTION AND WIRING. TYPICAL CONTROL WIRING COOLING / HEATING (24 VOLT THERMOSTAT) COOLING ONLY (24 VOLT THERMOSTAT) THERMOSTAT1 TERMINALS UNIT TERMINAL STRIP TB1 THERMOSTAT1 TERMINALS RV R YC Y1 UNIT TERMINAL STRIP TB1 RH ADD JUMPER 24 VOLT TRANSFORMER RC R Y Y1 Y2 Y2 W1 W G GF 24 VOLT TRANSFORMER W2 C G G 1 24 VOLT THERMOSTAT 2TH07701024.
PAGE 32
036-21502-002-A-0303 FIGURE 3: UNIT DIMENSIONS (3 - 6 TON COOLING ONLY/ELECTRIC HEAT) FRONT VIEW FIGURE 4: UNIT DIMENSIONS (3 - 6 TON COOLING/GAS HEAT) FRONT VIEW 32 Unitary Products Group
PAGE 33
036-21502-002-A-0303 DETAIL “A” FIGURE 5: UNIT WITH ECONOMIZER RAINHOOD DETAIL “B” FIGURE 6: UNIT WITH FIXED OUTDOOR AIR/MOTORIZED DAMPER RAINHOOD Unitary Products Group 33
PAGE 34
036-21502-002-A-0303 FIGURE 7: UNIT DIMENSIONS (REAR VIEW) TABLE 28: MINIMUM CLEARANCES FILTER ACCESS BLOWER MOTOR ACCESS LOCATION CLEARANCE Front 24” (Cooling/Electric Heat) 32” (Gas Heat) Back 12” (Less Economizer) 36” (With Economizer or Fixed Air/Motorized Damper) Left Side (Filter Access) 24” (Less Economizer) 36” (With Economizer) Right Side (Cond.
PAGE 35
036-21502-002-A-0303 FIGURE 9: TYPICAL APPLICATIONS Unitary Products Group 35
PAGE 36
036-21502-002-A-0303 BACK OF UNIT A 447/8 BACK OF UNIT A 447/8 821/4 821/4 D B F X X B APPROXIMATE CENTER OF GRAVITY CONDENSER COIL END OF UNIT C Y FRONT OF UNIT C E APPROXIMATE CENTER OF GRAVITY D Y FRONT OF UNIT CONDENSER COIL END OF UNIT FIGURE 10: FOUR AND SIX POINT LOADING TABLE 29: DM 4 POINT LOADS WEIGHT DISTRIBUTION UNIT TOTAL A B C D DM036 Cooling/ Electric 565 125 123 157 160 DM036N04 625 140 133 172 180 DM036N08 635 140 138 177 180 DM048 Cooling/ Electr
PAGE 37
036-21502-002-A-0303 TABLE 32: OPERATING WEIGHTS (LBS.) MODEL SIZE 3 TON 4 TON 5 TON 6 TON 565 615 640 720 N04 625 - - - N06 - 675 - - N08 635 - 700 775 N10 - 685 710 785 DM (Cooling Only) BASIC UNIT DM (Gas/Electric) Economizer 50 Motorized Damper OPTIONS Electric Heater ACCY.
PAGE 38
036-21502-002-A-0303 GUIDE SPECIFICATIONS GENERAL Units shall be manufactured by York International Unitary Products Group in an ISO 9001 certified facility. York's Sunline 2000TM units are convertible single packageunits. Although the units are primarily designed for curb mounting on a roof, they can also be slab-mounted at ground level or set on steel beams above a finished roof.
PAGE 39
036-21502-002-A-0303 internally enhanced copper tubes with all joints brazed. Special Phenolic coating shall be available as a factory option. b. Evaporator and Condenser coils shall be of the direct expansion, draw-thru, design. Refrigerant Circuit and Refrigerant Safety Components shall include: a. Independent fixed-orifice expansion devices. b. Filter drier/strainer to eliminate any moisture or foreign matter. c.
PAGE 40
OPTIONAL OUTDOOR AIR (Shall be made available by either/or): • • ELECTRONIC ENTHALPY AUTOMATIC ECONOMIZER- Outdoor and return air dampers that are interlocked and positioned by a fully-modulating, spring return damper actuator. The maximum leakage rate for the outdoor air intake dampers shall not exceed 2% when dampers are fully closed and operating against a pressure differential of 0.5 IWG.