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INSTALLATION
MANUAL
CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . .4
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . . . .6
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
START-UP (COOLING) . . . . . . . . . . . . . . . . . . . . . . . . .47
START-UP (GAS HEAT) . . . . . . . . . . . . . . . . . . . . . . . .48
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . .50
See the following pages 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 installation procedure is not handled properly.
CAUTION:
READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
SUNLINE™ 2000
GAS/ELECTRIC SINGLE PACKAGE
AIR CONDITIONERS
MODELS: DM180, 240 & 300
284806-YIM-A-0107
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Summary of Contents for SUNLINE 2000 DM180
- Page 1 MANUAL AIR CONDITIONERS MODELS: DM180, 240 & 300 CONTENTS GENERAL ........4 SAFETY CONSIDERATIONS .
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Page 2: Table Of Contents
284806-YIM-A-0107 TABLE OF CONTENTS ........VAV BLOWER OPERATION . - Page 3 284806-YIM-A-0107 LIST OF FIGURES LIST OF TABLES Fig. # Pg. # Tbl. # Pg. # TYPICAL RIGGING ......9 1 UNIT APPLICATION DATA .
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Page 4: General
284806-YIM-A-0107 GENERAL YORK Model DM units are either single package air conditions equipped with optional factory installed elec- FIRE OR EXPLOSION HAZARD tric heaters, or single package gas-fired central heating furnaces with cooling unit. Both are designed for out- Failure to follow safety warnings exactly could door installation on a rooftop or slab. -
Page 5: Renewal Parts
284806-YIM-A-0107 RENEWAL PARTS ® Contact your local York Parts Distribution Center for authorized replacement parts. APPROVALS IMPROPER INSTALLATION MAY CREATE A CONDITION WHERE THE OPERATION OF Design certified by CSA as follows: THE PRODUCT COULD CAUSE PERSONAL INJURY OR PROPERTY DAMAGE. •... -
Page 6: Product Nomenclature
284806-YIM-A-0107 PRODUCT NOMENCLATURE 15-25 Ton Sunline 2000™ Model Number Nomenclature D M 180 N24 A 2 A AA 1 0 1 2 4 A Product Category Product Style D = A/C, Single Pkg., R-22 A = Style A Product Identifier Configuration Options (not required for all units) These four digits will not be assigned until a quote is requested, or an order placed. -
Page 7: Installation
284806-YIM-A-0107 INSTALLATION LIMITATIONS These units must be installed in accordance with the INSTALLATION SAFETY INFORMATION: following national and local safety codes: Read these instructions before continuing this appli- In U.S.A.: ance installation. This is an outdoor combination heat- ing and cooling unit. The installer must assure that •... -
Page 8: Location
284806-YIM-A-0107 TABLE 1: UNIT APPLICATION DATA UNIT MODEL NUMBER DM180 DM240 DM300 208/230-3-60 187 / 253 Voltage Variation, 460-3-60 414 / 506 Min. / Max. 575-3-60 518 / 630 Supply Air CFM, Min. / Max. 4,500 / 7,200 6,000 / 9,400 7,500 / 12,500 Wet Bulb Temperature (ºF) of Air on... -
Page 9: Rigging And Handling
284806-YIM-A-0107 RIGGING AND HANDLING Exercise care when moving the unit. Do not remove any packaging until the unit is near the place of installa- tion. Rig the unit by attaching chain or cable slings to the round lifting holes provided in the base rails. Spreaders, whose length exceeds the largest dimen- sion across the unit, MUST BE USED. -
Page 10: Ductwork
284806-YIM-A-0107 FIXED OUTDOOR AIR INTAKE DAMPER This damper is shipped inside the return air compart- ment. It is completely assembled and ready for installa- Do not permit overhanging structures or shrubs tion. A damper baffle inside of the hood is adjustable to to obstruct outdoor air discharge outlet, com- provide variable amounts of outdoor air intake on units bustion air inlet or vent outlets. -
Page 11: Condensate Drain
284806-YIM-A-0107 COMPRESSORS Units are shipped with compressor mountings factory- adjusted and ready for operation. Do not loosen compressor mounting bolts. FILTERS Two-inch or four-inch filters can be supplied with each unit. Filters must always be installed ahead of the evaporator coil and must be kept clean or replaced with same size and type. -
Page 12: Typical Field Wiring
284806-YIM-A-0107 T H E R M O S T A T T E R M I N A L S UNIT CONTROL R C BOARD R H Y 1 Y 1 Y 2... -
Page 13: Thermostat
284806-YIM-A-0107 THERMOSTAT type shown on the wiring diagram and the same mini- mum gauge as the replaced wire. The room thermostat should be located on an inside wall approximately 56 inches above the floor where it Electrical line must be sized properly to carry the load. will not be subject to drafts, sun exposure or heat from Use copper conductors only. -
Page 14: Optional Gas Heat
284806-YIM-A-0107 TABLE 3: ELECTRIC HEAT APPLICATION DATA NOMINAL VOLTAGE MINIMUM CFM UNIT SIZE HEATER SIZE 3-PHASE, 15 TON 20 TON 25 TON (KW) 60 HZ 208/230,460,575 4500 208/230,460,575 4500 208/230 5000 6000 7500 460,575 4500 208/230 5000 460,575 4500 OPTIONAL GAS HEAT These gas-fired heaters have aluminized-steel or All gas heaters are shipped from the factory equipped optional stainless steel, tubular heat exchangers with... -
Page 15: Gas Connection
284806-YIM-A-0107 GAS CONNECTION 4. All piping should be cleaned of dirt and scale by hammering on the outside of the pipe and blowing The gas supply line can be routed through the knock- out the loose dirt and scale. Before initial start-up, outs located on the front of the unit or through the be sure that all of the gas lines external to the unit opening provided in the unit's base. -
Page 16: L.p. Units, Tanks And Piping
284806-YIM-A-0107 2. The proper pressure regulation. (Two-stage regula- tion is recommended from the standpoint of both cost and efficiency.) 3. The pressure drop in the lines between regulators and between the second stage regulator and the appliance. Pipe size required will depend on the length of the pipe run and the total load of all appli- ances. -
Page 17: Optional Economizer/Motorized Damper Rain Hood
284806-YIM-A-0107 The screen for the combustion air intake hood is OPTIONAL POWER EXHAUST/BAROMETRIC RELIEF DAMPER RAIN HOOD secured to the inside of the access panel opening with four fasteners and the screws used for mounting the The instructions for the power exhaust/barometric relief hood to the panel. -
Page 18: Power Exhaust Damper Setpoint (With Or Without Power Exhaust)
284806-YIM-A-0107 • For a single enthalpy operation carefully turn the pressure transducer is used to monitor supply duct set point adjusting screw (found on the damper static pressure and return a speed reference signal to control module) to the "A", "B", "C" or "D" setting the VFD to control the output of the indoor blower corresponding to the lettered curve of the Enthalpy motor. -
Page 19: Factory-Installed Vfd
284806-YIM-A-0107 • VAV BOX (gas/electric heat only) - a binary output must be field wired to the building's VAV boxes to used to drive the building's VAV boxes to full-open ensure a fully open damper during heating operation. during heating operation. MANUAL BYPASS Programmable set points: An optional, factory-installed manual bypass switch... -
Page 20: Vfd-Ready' For Customer-Installation
284806-YIM-A-0107 • a duct static pressure transducer input signal (0-5 If the drive will not fit in the allotted space, then it will VDC) have to be mounted within a NEMA-4 enclosure for • an economizer actuator input signal (2-10 VDC) outside installation or elsewhere within the building on •... -
Page 21: Enthalpy Setpoint Adjustment
284806-YIM-A-0107 CONTROL POINT CONTROL APPROX. CURVE (29) (32) (35) (38) (41) (43) AT 50% RH 73 (23) 70 (21) (27) 67 (19) 63 (17) (24) (21) (18) (16) (13) (10) (24) (27) (41) (43) (10) (13) (16) (18) (21) (29) (32) (35) (38) -
Page 22: Four And Six Point Loads
284806-YIM-A-0107 FRONT FRONT FIGURE 11 - FOUR AND SIX POINT LOADS TABLE 6: FOUR AND SIX POINT LOADS Total 4 Point Loads (lbs) Unit Size Shipping Weight 180 Gas 2300 240 Gas 2500 300 Gas 2531 180 Elec 2100 240 Elec 2300 300 Elec 2331... -
Page 23: Physical Data
284806-YIM-A-0107 TABLE 7: PHYSICAL DATA MODELS DM180 DM240 DM300 CENTRIFUGAL BLOWER (Dia. x Wd.) 15x15 18x15 18x15 EVAPORATOR BLOWER FAN MOTOR HP, STANDARD/HI STATIC 10/15 ROWS DEEP EVAPORATOR COIL FINS PER INCH 13.5 FACE AREA (Sq. Ft.) 15.5 20.52 PROPELLER DIA. (In.) -
Page 24: Dm 180, 240 Electrical Data Without Powered Convenience Outlet
284806-YIM-A-0107 TABLE 9: DM 180, 240 ELECTRICAL DATA WITHOUT POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR MODEL STAGES AMPS AMPACITY NAGE) EACH EACH FLA EACH AMPS SIZE (AMPS) (AMPS) -
Page 25: Dm 300 Electrical Data Standard Motor Without Powered Convenience Outlet
284806-YIM-A-0107 TABLE 10: DM 300 ELECTRICAL DATA STANDARD MOTOR WITHOUT POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR AMPACITY MODEL STAGES AMPS EACH EACH NAGE) FLA EACH AMPS SIZE (AMPS) -
Page 26: Dm 180, 240 Electrical Data With Powered Convenience Outlet
284806-YIM-A-0107 TABLE 12: DM 180, 240 ELECTRICAL DATA WITH POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR MODEL STAGES AMPS AMPACITY NAGE) EACH EACH FLA EACH AMPS SIZE (AMPS) (AMPS) -
Page 27: Dm 300 Electrical Data Standard Motor With Powered Convenience Outlet
284806-YIM-A-0107 TABLE 13: DM 300 ELECTRICAL DATA STANDARD MOTOR WITH POWERED CONVENIENCE OUTLET COMPRESSORS HEATER OPTION MAX. MIN. FUSE/ MODEL OD FAN CONV BLOWER CIRCUIT (TON- VOLTAGE MOTORS OUTLET BRKR MOTOR AMPACITY MODEL STAGES AMPS EACH EACH NAGE) FLA EACH AMPS SIZE (AMPS) -
Page 28: Front View Dimensions (15, 20 & 25 Ton)
284806-YIM-A-0107 BLOWER ACCESS (Location Of ECONOMIZER / MOTORIZED DAMPER, Optional VFD) FIXED OUTDOOR INTAKE AIR AND FIELD-SUPPLIED BLOWER MOTOR ACCESS POWER EXHAUST RAIN HOODS DISCONNECT SWITCH (Location Of Optional (See detail "Y") COMPRESSOR LOCATION VFD Bypass) ACCESS BLOWER COMPARTMENT ACCESS COIL (Auxiliary) GUARD... -
Page 29: Rear View Dimensions
284806-YIM-A-0107 EVAPORATOR SECTION DOT PLUG (For pressure 40-3/8" drop reading) FILTER ACCESS SUPPLY RETURN COMPRESSOR OUTDOOR ACCESS 40-1/2" SUPPLY AIR 18-5/8" ACCESS 1" NPT FEMALE Dimensions listed are for side 27-3/4" COND. DRAIN CONNECTION 5-1/8" RETURN AIR duct flange openings; see ACCESS OUTDOOR AIR Field Accessories for Side... -
Page 30: Unit Clearance And Rain Hood Dimensions
284806-YIM-A-0107 NOTE: ELEC / ELEC Models: Units and ductwork are CLEARANCE approved for zero clearance to combustible material CLEARANCE LOCATION when equipped with electric heaters. Front 36” 24” (Less Economizer) Rear GAS / ELEC Models: A 1” clearance must be 49”... -
Page 31: Cfm, Static Pressure, And Power - Altitude And Temperature Corrections
284806-YIM-A-0107 CFM, STATIC PRESSURE, AND POWER - order to use the indoor blower tables for high altitude applica- tions, certain corrections are necessary. ALTITUDE AND TEMPERATURE CORRECTIONS A centrifugal fan is a "constant volume" device. This means The information below should be used to assist in application that, if the rpm remains constant, the CFM delivered is the of product when being applied at altitudes at or exceeding same regardless of the density of the air. - Page 32 284806-YIM-A-0107 ltitude/Temperature Conversion Factor SEA LEVEL TEMPER TURE (°F) FIGURE 16 - ALTITUDE/TEMPERATURE CONVERSION FACTOR Unitary Products Group...
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Page 33: Supply Air Blower Performance (15 Ton) - Cooling Only 180 Mbh - Bottom Duct
284806-YIM-A-0107 TABLE 16: SUPPLY AIR BLOWER PERFORMANCE (15 TON) - COOLING ONLY 180 MBH - BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 4500 5250 6000 6750 7200 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 6.0** 4.8. 1010 1040 208 VOLT AND HIGH SPEED DRIVE 1025 1065 1095... -
Page 34: Supply Air Blower Performance (20 Ton) - Cooling Only 240 Mbh - Bottom Duct
284806-YIM-A-0107 TABLE 17: SUPPLY AIR BLOWER PERFORMANCE (20 TON) - COOLING ONLY 240 MBH - BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 6000 7000 8000 9000 9400 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 6.0** 1015 208 VOLT AND HIGH SPEED DRIVE 1010 1020 1035... -
Page 35: Supply Air Blower Performance (15 Ton) - Gas Heat 180 Mbh - Bottom Duct
284806-YIM-A-0107 TABLE 18: SUPPLY AIR BLOWER PERFORMANCE (15 TON) - GAS HEAT 180 MBH - BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 4500 5250 6000 6750 7200 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 6.0** 1010 1040 208 VOLT AND HIGH SPEED DRIVE 1025 1065 1125... -
Page 36: Supply Air Blower Performance (20 Ton) - Gas Heat 240 Mbh - Bottom Duct
284806-YIM-A-0107 TABLE 19: SUPPLY AIR BLOWER PERFORMANCE (20 TON) - GAS HEAT 240 MBH - BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 6000 7000 8000 9000 9400 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 6.0** 1015 208 VOLT AND HIGH SPEED DRIVE 1025 1050 1065... -
Page 37: Supply Air Blower Performance (25 Ton) - Gas Heat 300 Mbh - Bottom Duct
284806-YIM-A-0107 TABLE 20: SUPPLY AIR BLOWER PERFORMANCE (25 TON) - GAS HEAT 300 MBH - BOTTOM DUCT CONNECTIONS MOTOR BLOWER PULLEY 7500 8750 10000 11250 12500 SPEED, (TURNS (RPM) OPEN)* 208 VOLT AND STANDARD DRIVE 1005 1040 1070 10.2 1100 10.6 1135 11.1... -
Page 38: Factor
284806-YIM-A-0107 TABLE 21: STATIC RESISTANCES RESISTANCE, IWG DESCRIPTION 15 TON 20 TON 25 TON 4500 6000 7200 6000 8000 9400 7500 10000 12500 WET INDOOR COIL 18 KW 36 KW ELECTRIC HEAT OPTIONS 54 KW 72 KW ECONOMIZER OPTION HORIZONTAL DUCT CONNECTIONS Deduct these resistance values from the available external static pressures shown in the respective Blower Performance Table (See Note 2 for exception.) Since the resistance to air flow will be less for horizontal duct connections than for bottom duct connections, add these pressures to the ESP values... -
Page 39: Phasing
284806-YIM-A-0107 PHASING Note the following: ® 1. The supply air CFM must be within the limitations YORK MODEL DM, units are properly phased at the shown in the Unit Application Data Table 1. factory. Check for proper compressor rotation. If the blower or compressors rotate in the wrong direction at 2. -
Page 40: Air Balance
284806-YIM-A-0107 AIR BALANCE NOTE: The tubes must be inserted and held in a posi- tion perpendicular to the air flow so that veloc- ity pressure will not affect the static pressure readings. 3. Using an inclined manometer, determine the pres- On VAV units be certain that the VFD drive is sure drop across a dry evaporator coil. -
Page 41: Operation
284806-YIM-A-0107 OPERATION SEQUENCE OF OPERATIONS OVERVIEW If the unit is operated with the manual bypass For these units, the thermostat makes a circuit switch in the LINE (BYPASS) position and between "R" and "Y1" for the first stage of cooling. there are VAV boxes present in the duct sys- The call is passed to the unit control board (UCB), tem, then boxes must be driven to the full-open... -
Page 42: Economizer With Dual Enthalpy Sensors
284806-YIM-A-0107 enthalpy of the outdoor air is below the setpoint of the "G" circuit is complete, the motorized damper drives enthalpy controller (previously determined), "Y1" ener- open to a position set by the thumbwheel on the gizes the economizer. The dampers will modulate to damper motor. -
Page 43: Freezestat
284806-YIM-A-0107 FREEZESTAT The above pressure switches are hard-soldered to the unit. The refrigeration systems are independently mon- During cooling operation, if a freezestat opens, the itored and controlled. On any fault, only the associated UCB will de-energize the associated compressor, ini- system will be affected by any safety/preventive action. -
Page 44: Heating Operation Errors
284806-YIM-A-0107 Single-stage heating (applies only to 18 KW heater, all 1. Temperature Limit Switch (TLS 1, 2). other heaters MUST use a two-stage thermostat): This control is located inside the heater compart- Upon a call for heat by the thermostat, the heater ment and is set to open at the temperature indi- contactor (6M) will be energized. -
Page 45: Heat Anticipator Setpoints
284806-YIM-A-0107 HEAT ANTICIPATOR SETPOINTS trifugal switch contact, located on the end of the draft motor shaft, closes to power the first stage ignition It is important that the anticipator setpoint be correct. module "IC1", thru the "RW1-1 contacts. Too high of a setting will result in longer heat cycles and a greater temperature swing in the conditioned Ignition module "IC1"... -
Page 46: Gas Heating Operation Errors
284806-YIM-A-0107 blower motor will continue to run after the furnace is (Table 29). When voltage is no longer sensed at the shut down until the specified fan off delay for heating GV, the UCB will de-energize the indoor blower follow- has been satisfied. -
Page 47: Flash Codes
284806-YIM-A-0107 power is removed from the module either at the FLASH CODES unit or by resetting the room thermostat. The UCB will initiate a flash code associated with 5. Rollout Switch. errors within the system. Refer to UNIT CONTROL BOARD FLASH CODES Table 29. This switch is located above the main burners in RESETS the control compartment, which in the event of a... -
Page 48: Operating Instructions
284806-YIM-A-0107 OPERATING INSTRUCTIONS 3. Turn gas valve knob or switch to “on” position. 1. Turn unit electrical power on. 4. Turn “on” electric power to unit. 2. Set the room thermostat setting to lower than the 5. Set room thermostat to desired temperature. room temperature. -
Page 49: Manifold Gas Pressure Adjustment
284806-YIM-A-0107 Put the system into operation and observe through complete cycle to be sure all controls function properly. BURNER INSTRUCTIONS To check or change burners, pilot or orifices, CLOSE MAIN MANUAL SHUT-OFF VALVE AND SHUT OFF ALL ELECTRIC POWER TO THE UNIT. 1. -
Page 50: Adjustment Of Temperature Rise
284806-YIM-A-0107 3. Using the number of seconds for each revolution After about 20 minutes of operation, determine the fur- and the size of the test dial increment, find the nace temperature rise. Take readings of both the return cubic feet of gas consumed per hour from the Gas air and the heated air in the ducts (about six feet from Rate - Cubic Feet Per Hour Table 28. -
Page 51: Yim-A
284806-YIM-A-0107 On calls for cooling, if the compressors are operating volts are not present from the room thermostat, but the supply air blower motor does not energize after check for the following: a short delay (the room thermostat fan switch is in the proper operation of the room thermostat (contact “AUTO”... - Page 52 284806-YIM-A-0107 7. If 24 volts is not present at the C1 terminal, check Lock plug, and in the wiring from the Mate-N-Lock for 24 volts from the room thermostat at the UCB plug to the Y1 “ECON” terminal. Y1 terminal. If 24 volts is not present from the room 13.
- Page 53 284806-YIM-A-0107 during free cooling if the call for the second stage call for cooling at the thermostat or by disconnect- of cooling persists for 20 minutes. ing the thermostat wiring at the Y2 UCB terminal. This will reset any compressor lock outs. 2.
- Page 54 284806-YIM-A-0107 3. If M1 is pulled in and voltage is supplied at M1, is not locked out, the UCB may have the compres- lightly touch the compressor housing. If it is hot, the sor in an ASCD. Check the LED for an indication of compressor may be off on inherent protection.
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Page 55: Gas Heat Troubleshooting Guide
284806-YIM-A-0107 14. If none of the above corrected the error, test the integrity of the UCB. Disconnect the C1 terminal wire and jumper it to the Y1 terminal. DO NOT jump the Y1 to C1 terminals. If the compressor The furnace may shut down on a high temper- engages, the UCB has faulted. - Page 56 284806-YIM-A-0107 6. If 24 volts is not present at M3, check that 24 volts The draft motor runs but the furnace does not light and is present at the supply air blower motor terminal on the sparker does not spark. the UCB.
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Page 57: Unit Control Board Flash Codes
284806-YIM-A-0107 1. Check to make sure gas is being supplied to the Furnace lights with roll-out or one burner has delayed unit. Make sure that the gas pressure to the unit is ignition. within the proper limits as described in the “POST 1. -
Page 58: Unit Control Board
284806-YIM-A-0107 TABLE 29: UNIT CONTROL BOARD FLASH CODES GREEN FLASH CODE DESCRIPTION On Steady This is a Control Failure 1 Flash Not Applicable 2 Flashes Flashing Control waiting ASCD 3 Flashes HPS1 Compressor Lockout 4 Flashes HPS2 Compressor Lockout 5 Flashes LPS1 Compressor Lockout 6 Flashes LPS2 Compressor Lockout... -
Page 59: Unit Control Board Option Setup
284806-YIM-A-0107 UNIT CONTROL BOARD OPTION SETUP • Press the COMM SETUP / SELECT button to tog- gle into the Heat Delay Setup, the green LED will turn off and the red LED for Heat Delay will turn on. OPTION BYTE SETUP •... - Page 60 Subject to change without notice. Printed in U.S.A. 284806-YIM-A-0107 Copyright © 2007 by Unitary Products Group. All rights reserved. Supersedes: 175233-YIM-A-0706 Unitary 5005 Norman Products York Group Drive 73069...
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