Table of Contents
Advertisement
Installation, Operation,
and Maintenance
Packaged Rooftop Air Conditioners
Precedent™ — Gas/Electric
3 to 10Tons – 60 Hz
Model Numbers
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing
of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and
training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or
serious injury. When working on the equipment, observe all precautions in the literature and on the tags,
stickers, and labels that are attached to the equipment.
July 2014
YSC037E - YSC067E
YSC036E - YSC060E
YSC072F - YSC120F
YHC048F - YHC060F
SAFETY WARNING
RT-SVX21P-EN
YHC037E - YHC067E
YHC036E - YHC072E
YHC120E
YHC072F - YHC102F
Advertisement
Table of Contents
Troubleshooting
Related Manuals for Trane YSC037E
Summary of Contents for Trane YSC037E
- Page 1 Installation, Operation, and Maintenance Packaged Rooftop Air Conditioners Precedent™ — Gas/Electric 3 to 10Tons – 60 Hz Model Numbers YSC037E - YSC067E YHC037E - YHC067E YSC036E - YSC060E YHC036E - YHC072E YSC072F - YSC120F YHC120E YHC048F - YHC060F YHC072F - YHC102F SAFETY WARNING Only qualified personnel should install and service the equipment.
-
Page 2: Introduction
Introduction Read this manual thoroughly before operating or servicing this unit. WARNING Warnings, Cautions, and Notices Proper Field Wiring and Grounding Required! Safety advisories appear throughout this manual as Failure to follow code could result in death or serious required.Your personal safety and the proper operation of injury. -
Page 3: Copyright
Introduction Copyright This document and the information in it are the property of Trane, and may not be used or reproduced in whole or in part without written permission.Trane reserves the right to revise this publication at any time, and to make changes to its content without obligation to notify any person of such revision or change. -
Page 4: Table Of Contents
Table of Contents Introduction Ductwork ......25 ......2 Warnings, Cautions, and Notices . - Page 5 Table of Contents Test Modes ......46 Method 1 ......60 ReliaTel™...
-
Page 6: Model Number Description
Model Number Description Digit 1 - Unit Type Barometric Relief Digit 21 - Communications Economizer, Comparative Options DX Cooling, Gas Heat Enthalpy 0-100% with Barometric No Communications Interface Digit 2 - Efficiency Relief Trane Communications Interface Low Leak Economizer with Standard Efficiency LonTalk®... -
Page 7: Model Number Notes
Model Number Description SensingTube and Condensate 7. Economizer with Barometric 19. Novar Sensor utilized with Drain Pan Overflow Switch Relief is for downflow configured Digit 21 = (4) Novar 3051 Controls Clogged Filter Switch , Fan Failure units only. Order Economizer without Zone Sensor. -
Page 8: Model Number Description - 17 Plus
Model Number Description - 17 Plus Digit 1 - Unit Type M Low Leak Economizer with Reference Digit 21 - Communications Enthalpy with Barometric Relief Options DX Cooling Low Leak Economizer with DX Cooling, Gas Heat No Communications Interface Comparative Enthalpy with Trane Communications Interface Digit 2 - Efficiency Barometric Relief... -
Page 9: Model Number Notes
Model Number Description - 17 Plus Drain Pan Overflow Switch Not Available Fan Failure Switch , Discharge Air High Efficiency SensingTube and Condensate 3-5 ton w/Standard Indoor Motor w/460V Drain Pan Overflow Switch Clogged Filter Switch , Fan Failure 8. Standard metering devices are Switch , Discharge Air Sensing and Condensate Drain Pan Overflow... -
Page 10: General Information
General Information Unit Inspection Compressor Nameplate As soon as the unit arrives at the job site The nameplate for the compressors are located on the side of the compressor. • Verify that the nameplate data matches the data on the sales order and bill of lading (including electrical data). -
Page 11: System Input Devices & Functions
General Information Supply Fan Failure Input (Optional) sensors, if selected, to control dampers to an accuracy of +/- 5% of stroke.The actuator is spring returned to the The Fan Failure Switch can be connected to sense indoor closed position any time that power is lost to the unit. It is fan operation: capable of delivering up to 25 inch pounds of torque and FFS (Fan Failure Switch) If air flow through the unit is not... -
Page 12: Low Pressure Control
General Information Compressor Disable (CPR1/2) Power Exhaust Control (Optional) This input incorporates the low pressure control (LPC) of ReliaTel™ Control each refrigeration circuit and can be activated by opening The power exhaust fan is started whenever the position of a field supplied contact installed on the LTB. the economizer dampers meets or exceed the power If this circuit is open before the compressor is started, the exhaust setpoint when the indoor fan is on. -
Page 13: Evaporator Frost Control
General Information Remote Zone Sensor (BAYSENS016*) 40% and 60% by adjusting the DEHUMID setting on the ReliaTel Options Module. See Figure 42, p. This bullet type temperature sensor can be used for Duct Mounted Relative Humidity Sensor outside air (ambient) sensing, return air temperature sensing, supply air temperature sensing, remote (BAYSENS037*) temperature sensing (uncovered).Wiring procedures vary... -
Page 14: Discharge Line Temp Switch (Dlts)
General Information closing a field supplied contact installed in parallel with Maintenance Instructions provided with the literature the FOS. package for this unit. If this circuit is closed before the compressor is started, the In order for the supply air smoke detector or return air compressor will not be allowed to operate. -
Page 15: Unit Dimensions
Unit Dimensions Figure 1, p. 15 illustrates the minimum operating and Providing less than the recommended clearances may service clearances for either a single or multiple unit result in condenser coil starvation, “short-circuiting” of installation.These clearances are the minimum distances exhaust and economizer airflows, or recirculation of hot necessary to assure adequate serviceability, cataloged condenser air. - Page 16 Unit Dimensions Figure 2. 3-5 ton standard efficiency, 3 ton high efficiency Notes: 1. All dimensions are in inches/millimeters. 2. ½ NPT Gas Connection Figure 3. 3-5 ton standard efficiency, 3 ton high efficiency - roof curb Note: All dimensions are in inches/millimeters. 44 MM 44 MM 1038...
- Page 17 Unit Dimensions Figure 4. 3-5 ton standard efficiency, 3 ton high efficiency - unit clearance and roof opening Note: All dimensions are in inches/millimeters. CLEARANCE 36” (914 MM) Figure 5. 6, 7½ (single) ton standard efficiency, 4-5 ton high efficiency Note: All dimensions are in inches/millimeters.
- Page 18 Unit Dimensions Figure 6. 6, 7½ (single) ton standard efficiency, 4-5 ton high efficiency - roof curb Note: All dimensions are in inches/millimeters. (356 MM) (2130 MM) Figure 7. 6, 7½ (single) ton standard efficiency, 4-5 ton high efficiency - unit clearance and roof opening Note: All dimensions are in inches/millimeters.
- Page 19 Unit Dimensions Figure 8. 7½ ton (dual) - 10 ton standard efficiency, 6 - 8½ (MCHE) ton high efficiency, 6 ton dehumidification Note: All dimensions are in inches/millimeters. (TC MODELS) 2” ELECTRICAL CONNECTION (SINGLE POINT POWER WHEN HEAT INSTALLED) 1/2 NPT GAS CONNECTION (80 mbh, 120 mbh) 3/4 NPT GAS CONNECTION (150 mbh, 200 mbh, 250 mbh)
- Page 20 Unit Dimensions Figure 10. 7½ ton (dual) - 10 tons standard efficiency, 6 - 7½ (MCHE) ton high efficiency, 6 ton dehumidification unit clearance and roof opening Note: All dimensions are in inches/millimeters. Figure 11. 10 ton high efficiency Notes: 1.
- Page 21 Unit Dimensions Figure 12. 10 ton high efficiency - roof curb Notes: 1. All dimensions are in inches/millimeters. 18 1/2” (470 MM) 6 5/8” 83 7/8” (168 MM) 1” (2130 MM) (25 MM) 34 3/8” 56 3/8” (873 MM) (1432 MM) 18 1/2”...
-
Page 22: Installation
Installation Pre-Installation WARNING Improper Unit Lift! WARNING Test lift unit approximately 24 inches to verify proper Fiberglass Wool! center of gravity lift point. To avoid dropping of unit, reposition lifting point if unit is not level. Failure to Product contains fiberglass wool. Disturbing the properly lift unit could result in unit dropping and insulation in this product during installation, possibly crushing operator/technician which could... - Page 23 Installation Table 1. Maximum unit & corner weights (lbs) and center of gravity dimensions (in.) - gas/electric models Maximum Model Weights Corner Weights Center of Gravity (in.) Unit Tons Model No. Shipping Length Width YSC036E/YHC036E YSC048E YSC060E YSC072F 7½ YSC090F 7½...
-
Page 24: Foundation
Installation (a),(b) Table 2. Factory installed options (fiops)/accessory net weights (lbs) YSC036E-060E YHC047E-067E YSC072F-102F YHC092F-102F, YHC036E,YHC037E YHC048F-060F YHC072E/F YSC120F YHC120E Net Weight Net Weight Net Weight Net Weight Net Weight Accessory 3-5 Ton 4-5 Ton 6-8½ Ton 7½, 8½, 10 Ton 10 Ton Barometric Relief Belt Drive Option (3 phase only) -
Page 25: Ductwork
Installation Ductwork Figure 19, p. 25 Figure 21, p. 26 illustrate the supply and return air openings in a downflow configuration. Figure 16, p. 25 Figure 18, p. 25 illustrate the supply and Elbows with turning vanes or splitters are recommended return air openings as viewed from the rear of the unit. -
Page 26: Roof Curb
Installation Step-by-step curb assembly and installation instructions Figure 21. 10 ton high efficiency unit - downflow supply ship with each accessory roof curb kit. Follow the & return air openings w/ through-the-base instructions carefully to assure proper fit-up when the unit utilities is set into place. -
Page 27: Rigging
Installation • For “built-up” curbs supplied by others, gaskets must Figure 24. Fork pockets - all units except 10 ton high be installed around the curb perimeter flange and the efficiency units supply and return air opening flanges. Rigging WARNING Heavy Objects! Ensure that all the lifting equipment used is properly rated for the weight of the unit being lifted. -
Page 28: Factory Installed Economizer
Installation Temperature Limit Switch Usage for Gas • Verify correct model, options and voltage from unit nameplate. Heat Units • Verify that the installation location of the unit will Units are factory shipped in the down flow discharge provide the required clearance for proper operation. configuration but can be field converted to a horizontal •... -
Page 29: Horizontal Discharge Conversion
Installation Table 3. TC01 tripping values (continued) TCO1 Tripping TCO1 Tripping TCO1 Tripping Unit Model (Std. Values - Downflow/ Unit Model - (High Values -Downflow/ Unit Model Values -Downflow/ Eff.) Horizontal Eff. - 15 SEER) Horizontal (High Eff. - 17 Plus) Horizontal YSC072F**(L,X) 170F... -
Page 30: Horizontal Discharge Conversion
Installation Figure 27. TCO1 location (YSC036E-YSC060E, YHC036E, Figure 28. Duct cover YHC037E) Supply Duct Cover LOCATION OF TCO1 LIMIT LOCATION OF TCO1 LIMIT FOR THE Y(S/H)C036E, YHC037E, FOR THE Y(S/H)C036E, YHC037E, YSC048E, AND YSC060E UNITS YSC048E, AND YSC060E UNITS FLAME FLAME ROLLOUT ROLLOUT... -
Page 31: Tco1 Instructions
Installation Figure 31. Supply and return covers Figure 32. TCO1 location (YHC120E) TCO1 limit is located above the burner on the YHC120E models Supply duct cover Insulation side down Return duct Insulation side up cover Replace original factory installed TCO1 with optional TCO1 attached to blower housing for field convertion to horizontal discharge TCO1 Instructions... -
Page 32: Main Electrical Power Requirements
Installation 120F ,YHC120E andYHC072F-102F units secure the tab Figure 34. Horizontal view 1 on left side to the indoor coil block off with one of the screws removed in step 2 and secure the right side of the bracket with one of the screws removed from the access panel. -
Page 33: Through-The-Base Gas Installation
Installation Through-the-Base Gas • All gas piping joints properly sealed. • Gas piping leak checked with a soap solution. If piping Installation connections to the unit are complete, do not pressurize piping in excess of 0.50 psig or 14" W.C. to prevent The gas supply line must extend 4⅝”... -
Page 34: Filter Installation
Installation To convert drain condensate through-the base Drain Pan Removal (Units with Condensate of unit: Overflow Switch Option) 1. Remove evaporator access panel and supply air access Before drain pan removal, the switch wire must be panels. disconnected from wire tie on panel and/or any tape before drain pan can be removed. -
Page 35: Main Unit Power
Installation near the unit in accordance with the 4 sides after installation to prevent air leakage from National Electrical Code (NEC latest the building entering the electrical enclosures. edition). Note: Seal between wiring and conduit with Black Gasket or weather proof sealer to prevent air leakage from Main Unit Power the building entering the electrical enclosures.Also seal around conduit and wiring at all roof and curb... -
Page 36: Field-Installed Control Wiring
Installation Field-Installed Control Wiring 2. Ensure that the AC control wiring between the controls and the unit’s termination point does not exceed three (3) ohms/conductor for the length of the run. WARNING NOTICE: Hazardous Voltage! Controls Using 24 VAC! Disconnect all electric power, including remote disconnects before servicing. -
Page 37: Dc Conductors
Installation Note: Resistance in excess of 2.5 ohms per conductor can Figure 41. ReliaTel™ conventional thermostat field cause deviations in the accuracy of the controls. wiring diagrams RTRM Note: Ensure that the wiring between controls and the unit’s termination point does not exceed two and a half (2.5) ohms/conductor for the length of the run. - Page 38 Installation Figure 44. ReliaTel™ humidistat (dehumidification option) Figure 45. Electromechanical control customer low voltage routing (all units except 10 ton high efficiency) Figure 46. ReliaTel™ control customer low voltage routing (all units except 10 ton high efficiency) RT-SVX21P-EN...
- Page 39 Installation Figure 47. ReliaTel™ (without TBUE) control customer wire routing (10 ton high efficiency) Figure 48. ReliaTel™ (with TBUE) control customer wire routing (10 ton high efficiency) RT-SVX21P-EN...
- Page 40 Installation Figure 49. Electromechanical (without TBUE) control customer wire routing (10 ton high efficiency) Figure 50. Electromechanical (with TBUE) control customer wire routing (10 ton high efficiency) RT-SVX21P-EN...
-
Page 41: Space Temperature Averaging
Installation Space Temperature Averaging • Example #1 illustrates two series circuits with two sensors in each circuit wired in parallel.The square of (ReliaTel™ Only) any number of remote sensors is required. • Example #2 illustrates three sensors squared in a Space temperature averaging is accomplished by wiring a series/parallel circuit. - Page 42 Installation Figure 52. Typical field wiring diagrams for optional controls (ReliaTel™ only) BAYSENS075* BAYSENS075* BAYSENS108* BAYSENS106* BAYSENS110* BAYSENS119* BAYSENS073* BAYSENS074* BAYSENS075* ASYSTAT669A OPTIONAL REMOTE SENSOR RT-SVX21P-EN...
- Page 43 Installation Table 7. Temperature vs. resistance Table 9. Iron pipe size (SI) millimeters Temperature Iron Pipe Size (SI) Millimeters Degrees F° Degrees C° Nominal Resistance Length of Pipe 15 mm 20 mm 25 mm 32 mm 40 mm -20° -28.9° 170.1 K - Ohms (Meters) Pipe...
-
Page 44: Pre-Start
Pre-Start Use the checklist provided below in conjunction with the within the proper tolerances, notify the power company to “General Unit Requirements” checklist to ensure that the correct this situation before operating the unit. unit is properly installed and ready for operation. Excessive three phase voltage imbalance between phases will cause motors to overheat and eventually fail.The WARNING... -
Page 45: Compressor Crankcase Heaters (Optional)
Pre-Start • Close the field supplied main power disconnect switch Close the main power disconnect switch and the unit or circuit protector switch that provides the supply mounted disconnect switch, if applicable. power to the unit. Note: Upon closing main power disconnect and the unit Note: Upon closing main power disconnect and the unit mounted disconnect switch or circuit breaker, the mounted disconnect switch or circuit breaker, the... -
Page 46: Test Modes
Pre-Start Table 10. Service test guide for component operation Test Multi-Speed Fan Step Mode Econ Comp 1 Comp 2 Heat 1 Heat 2 Resistance Output Output Minimum Position Setpoint 0% Ω 2.2K Minimum Selectable Ventilation Economizer Ω Open 3.3K Test Open Cool Minimum Ω... -
Page 47: Electromechanical Controls Test Procedure
Pre-Start Electromechanical Controls Test Procedure See unit schematic for correct wire numbers. Fan Test and Minimum Ventilation Connect red thermostat wire (R) to black thermostat wire (G). Economizer Cooling Connect a jumper wire across OTS on Economizer Control (ECA). Connect red thermostat (R) wire to yellow thermostat wire (Y1). -
Page 48: Unit Start-Up
Unit Start-Up Verifying Proper Air Flow 1. Measure the supply and return duct static pressure and sum the resulting absolute values, 2. Use the accessory pressure drop table in the Service WARNING Facts, to calculate the total static pressure drop for all of the accessories installed on the unit;... -
Page 49: Units With Direct Drive Indoor Fan - Electromechanical Control
Unit Start-Up direction of rotation is indicated by an arrow on the fan Economizer by disconnecting the 4 pin power connector housing. located at the base of the Economizer Control (ECA). With the fan operating properly, determine the total Using the ServiceTest Guide inTable 10, p. 60, system airflow (CFM) by (ReliaTel™/Electromechanical): momentarily jump across theTest 1 &Test 2 terminals on LTB1. -
Page 50: Plus Units With The Constant Cfm Direct Drive Indoor Fan
Unit Start-Up Once the supply fan has started, determine the total airflow supplied both to the space that is being system airflow (CFM) by (ReliaTel™/Electromechanical): conditioned and across the evaporator coil.The indoor fan provides a constant CFM base on voltage output for the 1. -
Page 51: Vhr Relay Output
Unit Start-Up Supply Air Temperature Control with an chart shown in Table 12, p. Table 12, p. 51 shows what DC voltage corresponds to CFM per ton of unit Economizer cooling. The economizer is utilized to control the supply air cooling Note: If 1200 cfm is required from a 3 ton unit at +1.5°F around the supply air temperature setpoint range (037) the R136 potentiometer should be... -
Page 52: Supply Duct Static Pressure Control
Unit Start-Up Daytime Warm-up (DWU) Control Example: Daytime Warm-up is applicable during occupied status Supply Duct Static setpoint = 2.0" w.c. (RTAM) and when the zone temperature is below the initiation Deadband = 0.2" w.c. (RTAM) temperature. It can be activated or deactivated through Duct Static Control Range = 1.9"... -
Page 53: Return Air Smoke Detector
Unit Start-Up 4. Reset based on Outdoor AirTemperature - When DIP This will set the minimum damper position at an Switch #3 and #4 are “On” , a selectable supply air reset intermediate point of fan operation range of damper setpoint of 0°F to 100°F via RTAM potentiometer or for this setting is 0-75%. -
Page 54: Compressor Start-Up
Unit Start-Up leads (at the compressorTerminal block) to check the internal phasing. If the compressor runs WARNING backward for an extended period (15 to 30 minutes), Rotating Components! the motor winding can overheat and cause the motor winding thermostat to open. During installation, testing, servicing and troubleshooting of this product it may be necessary to 2. -
Page 55: Final System Setup
Unit Start-Up Electromechanical Control. Using the ServiceTest Guide perform the proper test mode connections. When starting the unit for the first time or servicing the heaters, it is a good practice to start the heater with the main gas supply turned “Off” . Once the ignition system and components have been checked, open the main power disconnect switch to reset the unit. -
Page 56: Maintenance
Maintenance Once the new belts are installed, using a Browning or Gates tension gauge (or equivalent) illustrated in WARNING Figure 55, p. 56, adjust the belt tension as follows; Hazardous Service Procedures! 1. To determine the appropriate belt deflection; The maintenance procedures recommended in this a. -
Page 57: Monthly Maintenance
Maintenance Cooling Season Table 13. Belt tension measurement and deflection • Check the unit’s drain pans and condensate piping to Deflection Force (Lbs.) ensure that there are no blockages. Belts Small Cross Super Steel Cable • Inspect the evaporator and condenser coils for dirt, Section Range Gripbelts... -
Page 58: Coil Cleaning
Maintenance Round Tube Plate Fin (RTPF) Coils • Clean burner area, verify gas heat system operates properly. To clean refrigerant coils, use a soft brush and a sprayer (either a garden pump-up type or a high-pressure sprayer). Coil Cleaning A high-quality detergent is also required; suggested Regular coil maintenance, including annual cleaning, brands include “SPREX A.C. -
Page 59: Annual Maintenance
Maintenance Annual Maintenance 8. Inspect both sides of the coil; if it still appears to be dirty, repeat Step 6 Step • Clean and repaint any corroded surface. 9. Reinstall all of the components and panels removed in Step 1 and any protective covers installed in Step Final Process... -
Page 60: Troubleshooting
Troubleshooting • System status WARNING • Heating status Hazardous Service Procedures! • Cooling status The troubleshooting procedures recommended in this If a system failure is indicated, proceed to Step 5. If no section of the manual could result in exposure to failures are indicated, proceed to Step electrical, mechanical or other potential safety hazards. -
Page 61: Service Failure
Troubleshooting Zone Sensor LED 3 (Cool) Service Failure “On” when the cooling cycle is operating. • If the supply fan proving switch has closed, the unit will not operate (when connected to RTOM), check the fan “Off” when the cooling cycle terminates or the LED fails. motor, belts, and proving switch. -
Page 62: Resetting Cooling And Ignition Lockouts
Troubleshooting Fan Failure Switch respective terminal wire (6 through 10) from the Zone Sensor to the unit J6 terminals 6 through 10. When the “Fan Failure” switch is wired to the RTOM, the Note: If the system is equipped with a programmable LED will remain flashing the entire time the fan proving zone sensor, BAYSENS119* the LED indicators will switch is closed, indicating a fan failure, and it will shut the... -
Page 63: Test 4 - Led Indicator Test
Troubleshooting terminals 2 and 4 on the Zone Sensor.The possible switch 3. Reconnect wires to terminals J6-11 and J6-12. Measure combinations are listed below with their corresponding voltage again between J6-11 and J6-12, voltage should resistance values. flash high and low every 0.5 seconds.The voltage on the low end will measure about 19 VDC, while the Test 4 - LED Indicator Test, (SYS ON, HEAT, voltage on the high end will measure from... -
Page 64: Unit Economizer Control (Eca) Troubleshoot
Troubleshooting Unit Economizer Control (ECA) 2. Verify that the LED on the IGN is burning continuously. If the LED is lit, go to Step Troubleshooting 3. If the LED is not lit, verify that 24 VAC is present between R and B. If the LED is not lit and 24 VAC is ReliaTel™... - Page 65 Troubleshooting Method 2 After approximately 30 seconds, turn the “Mode” selection switch to the desired mode, i.e. Heat, Cool or To reset the system at the unit, cycle the unit power by Auto. turning the disconnect switch “Off” and then “On” . Table 16.
-
Page 66: Unit Economizer Control (Eca) Test Proce
Troubleshooting Unit Economizer Control (ECA) The resistance should be approximately 130 Ohms. Replace the ECA if it is out of range. Test Procedures Troubleshooting procedures for Electromechanical Control Direct Drive Plenum Fan This series of tests will allow you to diagnose, and determine where, and if a problem exists in the system Prior to troubleshooting, verify all wiring and wiring economizer operation.Test 1 determines if the problem is... -
Page 67: Unit Wiring Diagrams Numbers
Unit Wiring Diagrams Numbers Note: Wiring diagrams can be accessed using e-Library by entering the diagram number in the literature order number search field or by contacting technical support. Table 18. Unit wiring diagram numbers Schematic Type Drawing Number Description 4366-7217 YHC(037-067) 4366-4571... - Page 68 Unit Wiring Diagrams Numbers Table 18. Unit wiring diagram numbers (continued) 4366-8254 YHC(092-120)E ReliaTel Controls, with Multi-Zone VAV 4366-1530 YSC(092,102)F (230V), ReliaTel Controls 230V 4366-7451 (YSC120,YHC092-102)F (230V), ReliaTel Controls YHC(092-102)F, YSC120F (230V), ReliaTel Controls with 4366-8255 Multi-Zone VAV 4366-8254 YHC(092-120)E ReliaTel Controls, with Multi-Zone VAV 4366-7341 YHC(037) (460V) 4366-8248...
-
Page 69: Limited Warranty
Limited Warranty Combination Gas Electric Air Some states do not allow limitations on how long an implied limited warranty lasts or do not allow the Conditioner exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not YCC, YCD, YCH, YCP , YSC and YHC (Parts apply to you.This limited warranty gives you specific legal rights, and you may also have other rights which vary from... - Page 70 Limited Warranty Warrantor’s obligations and liabilities under this warranty are limited to furnishing F .O.B. Warrantor factory or warehouse at Warrantor designated shipping point, freight allowed to Buyer’s city, replacement parts for Warrantor’s products covered under this warranty. Warrantor shall not be obligated to pay for the cost of lost refrigerant.
- Page 72 The manufacturer optimizes the performance of homes and buildings around the world. A business of Ingersoll Rand, the leader in creating and sustaining safe, comfortable and energy efficient environments,the manufacturer offers a broad portfolio of advanced controls and HVAC systems, comprehensive building services, and parts. For more information, visit www.IRCO.com.