Installation, Operation, and Maintenance Packaged Climate Changer Air Handler Model LPC “FO” and later design sequence 1,500 to 15,000 cfm LPC-SVX01C-EN July 2006...
Literature Change History refrigerant emissions while installing, Use this manual for Packaged Climate WARNING operating, or servicing equipment. Changer air handlers, model LPC. This is Always conserve refrigerants for Hazardous Voltage w/Capacitors! the first revision of this manual. It continued use.
Cross reference to related publications/information for model LPC units with Tracer AH540 controls: • Installation, Operation, and Programming Guide for Tracer AH540 Unit Controller, CNT -SVX05B-EN • Packaged Climate Changer Air Handler Catalog, CLCH-PRC007-EN Installation ……………………………………………………………2 general information ……………………………………………2 dimensions &...
Environmental Accountability Policy Equipment capable of pulling a vacuum of 113 (R-113). Use only cleaning-solvents Trane urges that all HVAC servicers to less than 1,000 microns of mercury is that do not have ozone depletion factors. make every effort to eliminate, if possible, recommended.
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• variable frequency drive factory 12, or 14 fpi • Tracer AH540 mounted and wired • 1-row steam coil, 6 fpi, DDC controller reheat or preheat Figure I-GI-1. Packaged Climate Changer air handler unit components. Horizontal unit is shown. LPC-SVX01C-EN...
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(Note 1). If specified, intended purpose of improving Trane provides ultraviolet lights (UV-C) as indoor air quality. High intensity a factory-engineered and installed option C-band ultraviolet light is known...
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Available Fan Discharge Configurations Detail Horizontal Unit, Top Front Fan Discharge Vertical Unit, Back Top Vertical Unit, Top Back Horizontal Unit, Front Top Fan Discharge Vertical Unit, Front Top Vertical Unit, Top Front Fan Discharge Fan Discharge Fan Discharge Fan Discharge LPC-SVX01C-EN...
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8. Minimum airflow limit is for units with hot water, steam, or electric heat. There is no minimum airflow for cooling only units. 9. Due to moisture carryover limits. 10. Coil weight based on 12 fpi coil. LPC-SVX01C-EN...
Installation information Table I-GI-2. Available motor horsepower and unit voltage motor horsepower unit voltage 208/60/1 230/60/1 277/60/1 208/60/3 230/60/3 460/60/3 575/60/3 380/50/3 415/50/3 Table I-GI-3. Available motor horsepower by unit size motor horsepower unit size LPC-SVX01C-EN...
45.0 54.0 – – – – 45.0 66.0 45.0 66.0 – – – – 51.3 68.0 51.5 68.0 – – – – 51.3 81.0 51.3 81.0 Note: 4-row coils have a " distributor. 6-row coils have a " distributor. LPC-SVX01C-EN...
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Following is a complete description of the Packaged Climate Changer model number. Each digit in the model number has a corresponding code that identifies specific unit options. LPC A A 08 F 2 F0 L L B 0 0 0 0...
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E = angle filter section & mixing section 6 = MAS & field sup. NC mixing box act. F = flat filter section & mixing section 7 = DAS, MAS field sup. NO mix. box act. 8 = DAS, MAS field sup. NC mix. box act. LPC-SVX01C-EN...
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2 = sensor w/Fahrenheit knob, on/cancel and comm jack 4 = sensor only 5 = field supplied zone sensor F = standalone operator display G = 1 & F H = 2 & F J = 4 & F K = 5 & F LPC-SVX01C-EN...
Notes: 1. Weight of basic unit includes: cabinet, fan, average drive and filter. Add 9 pounds to basic weight for control box, if applicable 2. For units with factory installed VFD, an additional 11.26 inches needs to be added to the width of the unit to accomadote VFD 3. SW = Single Wall 4. DW = Double Wall LPC-SVX01C-EN...
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Notes: 1. Vertical units are only available in sizes 3 – 21. 2. For units with factory installed VFD, an additional 11.26 inches needs to be added to the width of the unit to accomadote VFD 3. SW = Single Wall 4. DW = Double Wall LPC-SVX01C-EN...
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= 3.1” on unit sizes 3 and 6 = 3.6” on unit sizes 8–21 = 4.6” on unit sizes 25 & 30 K = 6.1” on unit sizes 3–21 = 8.1” on unit sizes 25 & 30 right hand AIR FLOW LPC-SVX01C-EN...
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Note: Single circuit DX coils on unit sizes 3 – 10 have one distributor. Horizontal face split circuit DX coil connections, unit sizes 8 – 25, in. unit size D (LH) D (RH) four-row coil, ” distributor 12, 14 17 , 21 six-row coil, ” distributor 12, 14 17 , 21 LPC-SVX01C-EN...
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NOTE: DX COIL CONNECTIONS ARE SWEAT STYLE Horizontal face split circuit DX coil connections, unit size 30, in. four-row coil, ” distributor six-row coil, ” distributor Note: Horizontal face split circuit DX coils on unit size 30 has four distributors. LPC-SVX01C-EN...
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” distributor 12,14 17 , 21 six-row coil, ” distributor 12,14 17 , 21 Note: DX intertwined coils, on unit sizes 8 – 14 have two distributors. Unit sizes 17 – 30 have four distributors. LPC-SVX01C-EN...
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AIR FLOW AIR FLOW Steam coil connections, in. unit size B (LH) B (RH) F (LH) F (RH) 8, 10 12, 14 17 , 21 25, 30 Note: Unit sizes 17 – 30 with steam coils are two stacked coils. LPC-SVX01C-EN...
Check with the carrier components provided by Trane or 2. Allow adequate service and code for their allotted time to submit a clearances as recommended in others, refer to the appropriate claim.
All units must be installed level. 4. Coil piping and condensate drain requirements must be considered. Figure I-PC-2. Rotating Filter Door Swing Allow room for proper ductwork and electrical connections. Support all piping and ductwork independently of unit to prevent excess noise and vibration. LPC-SVX01C-EN...
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Installation considerations Fan Discharge Conversion The LPC Vertical Unit can be ordered in four discharge configurations: Top/Front, Front/Top, Top/Back, and Back/ Top Figure I-PC-4. Discharge Configurations. Field conversions from one configuration to another can be made for sizes 8 through 21 by modifying certain parts of the cabinet and by rotating the fan.
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18. Reattach access doors. above the unit for the discharge replaced by mounting angles to join ductwork. the fan to the cabinet. Figure I-PC-5. Contact Service Parts for a Duct Extension Kit Figure I-PC-6 Service PArts for Angle/Access Kits LPC-SVX01C-EN...
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The selected tube diameter must be as small as possible, while still providing at least 5°F [2.7°C] of subcooling at the expansion valve Coil throughout the operating envelope. Figure I-MR-3. Refrigerant Coil with Packed Elbow LPC-SVX01C-EN...
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Components: Installing the suction line requires field installation of these components: an access port and possibly a suction filter. Position them as close to the compressor as possible. LPC-SVX01C-EN...
Transformer control box cover. Refer to the unit nameplate for unit specific electrical information, such as voltage, minimum circuit ampacity (MCA), and maximum fuse size (MFS). Main controller board Figure I-ER-1. Tracer AH540 Power Requirement LPC-SVX01C-EN...
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Installation requirements Table ER-2. LPC Electric Heat kW Limits, Min./Max Table ER-1. Electric heat voltage unit heater unit size voltage voltage voltage 208/60/1 6/18 7/18 8/28 230/60/1 6/11 6/20 7/20 8/30 277/60/1 6/13 6/24 7/24 8/38 208/60/3 6/13 6/26...
Elasto-rib pads. Isolators or attached to one another on a separate Elasto-rib pads are field-supplied. skid from the main unit. These sections Figure I-IP-2. Floor installation have installation brackets on all four corners, similar to the main unit. LPC-SVX01C-EN...
÷ 2 = 106.1 lb. motor ÷ 2 = 21.5 lb. total corner B = 166.1 lb. total corner D = 81.5 lb. Figure I-IP-1. Corner weight calculation example: size 8 horizontal LPC with a right-hand motor/drive & control box. LPC-SVX01C-EN...
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Installation procedure Attaching optional sections to the model LPC main unit Step 1. Connect modules to flange on top of unit. Step 2. Use the flange on both sides of the unit to connect modules. Note: Gasketing is not required on this equipment.
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Attach the corner brackets using a bolt and nut. Note: Gasketing is not required on these units. The Packaged Climate Changer is designed and tested to be used without gasketing. All screws, nuts, and bolts required for installation are field supplied. LPC-SVX01C-EN...
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16 - 22 AWG 200 (60.96) unoccupied spaces. • Concealed pipes, air ducts, or chimneys in partition spaces behind the controller. VIEW WITH COVER REMOVED (NOT TO SCALE) Figure I-IP-3. Wall mounted zone sensor dimensions. LPC-SVX01C-EN...
Note: LPC size 12 cannot be mated to size 12 MCC. Also, Figure I-IP-4. Transition Kit Installtion LPC LPC size 17 cannot be mated to size 17 MCC. Size 12 LPC must be mated to size 14 MCC. Size 17 LPC must be To install the transition kit, follow the steps mated to size 21 MCC.
• Solder the conductors and insulate length limitations can be extended (tape) the joint sufficiently when splicing via Rover™, Trane’s service tool. Peer-to- through the use of a link repeater. peer communication across controllers is communication wire. Do not use wire...
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Trane recommends or wrap could damage the wires wire. that only one type of wire be used for • Comm5 is not polarity sensitive. Trane inside the cable. the Comm5 communication link. • Do not run Comm5 cable alongside or recommends that the installer keep •...
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Ensure all unit access panels are in settings. Refer to the Appendix. place and that all screws, nuts, and Ensure the fan rotates freely in the bolts are tightened to their proper correct direction. torques. Verify that a clean air filter is in place. LPC-SVX01C-EN...
The Tracer AH540 controller operates as a Wiring To stand-alone controller or it can communi- Sensors & cate as part of a Trane Integrated Com- Actuators fort™ System (ICS). In the stand-alone configuration, Tracer AH540 receives operation commands from the: AH540 •...
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& bypass heating ventilation control economizer damper warmup functions mixed air temperature control X exhaust fan (on/off) DX cooling Figure O-GI-7 . Variable frequency drive electric heat (VFD) option dehumidification two-pipe changeover LPC-SVX01C-EN...
DX 3 or Electric 2 LED (green) DX 4 or Electric 1 LED (green) Service LED (red) Service Pin button Comm LED (yellow) Test button Status LED (green) Operator-display connector Universal analog input TB43 (IN13) Figure O-GI-8. Tracer AH540/541 main controller board CNT -SVX05B-EN LPC-SVX01C-EN...
Alternately, use three twisted-pair wires. Trane recommends the following four-conductor wires: • Plenum 18 AWG, Trane part number 400-2059 • Plenum 22 AWG, Trane part number 400-2020 • Non-plenum, Trane part number 400- 1005 Figure O-GI-11.
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8. Feed the cable into the Tracer AH540/ 541 enclosure. 9. Attach the operator-display cable to the operator-display connector on the circuit board (see Figure O-GI-13). The operator display receives power from the Tracer AH540/541 and turns on automatically when it is connected to the controller. LPC-SVX01C-EN...
— View, Alarm, Schedule, 4. Press the Calibrate Touch Screen start again. To accept the changes, Override, or Setup — to access the press the OK button. button. A screen with a target desired set of screens. appears. LPC-SVX01C-EN...
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6. To increase the contrast, press the disable security. buttons along the bottom row, in sequence, from left to right. To decrease the contrast, press the buttons from right to left. Press the Home button. The home screen appears. LPC-SVX01C-EN...
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2 to 10 Vdc 20 mA TB15/2 GND ground TB16/1 not used 2 to 10 Vdc 20 mA TB16/2 ground 1 Each analog output can be configured for 0–10 Vdc or 2–10 Vdc operation, and normally open or normally closed. LPC-SVX01C-EN...
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(2320Ω± 5%) is measured with a 10kW thermistor that IN 4 TB34/1 IN discharge air 10 kΩ -40 to 212°F is included with Trane zone sensors. The TB34/2 GND temperature thermistor Tracer AH540/541 receives the space IN 5 TB35/1 IN outdoor air 10 kΩ...
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Temp Failure diagnostic if the signal is no static pressure input for constant-volume longer valid, but the diagnostic has no space temperature or constant-volume affect on controller operation. If the discharge air temperature control. sensor returns to a valid input, the controller automatically clears the diagnostic. LPC-SVX01C-EN...
Note 1: When steam is the source of heat, the heat valve is cycled open and closed when the controller is shut down on a Low Temp Detect latching diagnostic. Cycling the steam valve helps prevent excessive cabinet temperatures. See steam valve cycling in the Sequence of Operation section for further details. LPC-SVX01C-EN...
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Table O-GI-12. Filter Status Configuration pied mode (only if the occupied bypass IN 11 timer = 0; see “Occupied bypass mode”). Configuration Contact Closed Contact Open Not used Clean Clean Normally closed Clean Dirty Normally open Dirty Clean LPC-SVX01C-EN...
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During exhaust fan Coil defrost operation, differential pressure closes the Binary input IN12 can be configured as a normally open switch and confirms that coil defrost input. the fan is operating properly. See the “Coil defrost” section. LPC-SVX01C-EN...
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• Timed override On request ON/CANCEL buttons on the link. • Timed override Cancel request Some Trane zone sensor modules include • Communication jack Service Pin message request timed override ON and CANCEL buttons. • Service pin message request...
The Tracer AH540/541 controller must have a valid space temperature and discharge air temperature input to operate space temperature control. LPC-SVX01C-EN...
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Discharge air control gains Heating/cooling mode control The heating or cooling mode of the controller can be determined two ways: 1. Communicated request 2. Automatically by the controller Use capacity to drive actuators Figure O-SO-1. Space Temperature Control Block Diagram LPC-SVX01C-EN...
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Note 2: The Tracer AH540 controller does not support emergency heat. Emergency heat is treated as Auto. Note 3: Fan-only operation allows the outdoor air damper to open to its minimum position based on occupancy. Economizing is not allowed. LPC-SVX01C-EN...
(hard-wired) their minimum positions. setpoint. LPC-SVX01C-EN...
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Exceeding the motor temperature limit can cause premature failures. Table O-SO-5. Example of communicated values Discharge-air cooling setpoint input 50°F (10.0ºC) Discharge-air heating setpoint input None Effective heat cool mode Cool LPC-SVX01C-EN...
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Effective discharge air Effective heat/cool mode temperature setpoint Discharge air temperature Discharge air temperature (wired sensor) control loop Calculate heat/cool capacity Discharge air control gains Use capacity to Figure O-SO-4. Discharge Air Temperature drive actuators Control Flow Diagram LPC-SVX01C-EN...
See daytime warm up in configuration section of this manual. When the controller first powers up or after a reset, it makes an initial determi- nation if the discharge air temperature control mode should be heating or LPC-SVX01C-EN...
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Occupied standby is a mode in which the ON button on the Trane zone sensor. setpoint. controller has received an occupied request from Tracer Summit, but has also...
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(nvoOccManCmd). ing to the unoccupied setpoints regard- Trane systems and zone sensors do not less of the hard-wired occupancy input communicate this information to the state. controller, but the Tracer AH540/541...
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Operation operation Table O-SO-6. Effective occupancy arbitration for Tracer AH540/541 with operator display LPC-SVX01C-EN...
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Operation operation continued Table O-SO-6 Effective occupancy arbitration for Tracer AH540/541 with operator display LPC-SVX01C-EN...
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CANCEL button is discharge air temperature control, the pressed on the Trane zone sensor or the The daytime warmup terminate setpoint controller requires a space temperature occupied bypass time expires.
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Cool-down can also be initiated by a • When entering water temperature If the controller is wired to a Trane zone building automation system with a mode sampling is initiated sensor, the user can change the supply command of pre-cool (optimal-start).
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5 minutes) and closes it for 225 cooling setpoint in cooling mode. The controller uses analog modulating seconds. (0–10 Vdc or 2–10 Vdc) valves for heating or cooling operation. The controller supports one or two modulating valves for hydronic heating, steam heat, and LPC-SVX01C-EN...
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During unit startup or outdoor air temperature is less than the communicated to the controller. changeover, the controller determines its face and bypass heating modulation • For cooling, entering water ability to deliver heating or cooling. The setpoint, the controller fully LPC-SVX01C-EN...
Ventilation requirements are maintained by mixed-air temperature control depending on available heating and cooling sources, unit configuration, and mixed-air temperature control type (configurable). Low mixed-air temperatures can be a concern for units with hydronic heating and cooling. LPC-SVX01C-EN...
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Table O-SO-9. Mixed-air temperature control LPC-SVX01C-EN...
2. Staged electric heat using a sequencer position is greater than or equal to the start setpoint can be selected to compen- For details, see “Staged electric heat”. LPC-SVX01C-EN...
4. BO6: DX cooling stage 4 or Electric control. If mixed-air temperature control heat stage 1 is desired because of installed hydronic capacity, mixed-air temperature control should be used rather than mixed-air preheat control. LPC-SVX01C-EN...
When outdoor air temperature tor refrigerant sensor or binary thermo- rises above 65°F , economizer operation is stat device on the first circuit or the circuit disabled. with the first cooling stage. As an option, LPC-SVX01C-EN...
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IN7 or IN12. If either • Analog thermistor input (evaporator control performance. LPC-SVX01C-EN...
Space RH Offset value. The controller will automatically revert back to unoccupied space temperature control. Space temperature and relative humidity are both controlled when dehumidification is active. Cooling capacity is modulated or staged to reduce space humidity, while heating capacity is modulated or staged to LPC-SVX01C-EN...
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Off. For example, override allows a building automation “IN7: Low-temperature detection or coil the Tracer AH540/541 is not able to run system such as Trane Tracer Summit defrost”) the air-handling unit because the run/stop to pressurize, depressurize, or purge the •...
(see “Service Pin message request”). output LED also applies to status of the LED light turns Off when the Test button end device. Table O-SO-16 describes the is pressed, and then it blinks (as LED states. described in Table O-SO-18) when the LPC-SVX01C-EN...
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The following locally wired sensor or communicated inputs are required for each control function listed in Table O- Table O-SO-18. Status LED (green) SO-20. If any one of the sensors does not exist, the controller operates the control function. LPC-SVX01C-EN...
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Operation operation Table O-SO-19. Comm LED (yellow) Table O-SO-20. Required inputs LPC-SVX01C-EN...
When you press the Test button, the controller exercises all outputs in a predefined sequence. The first and last outputs of the sequence reset the controller diagnostics. See “Performing a manual output test” . LPC-SVX01C-EN...
• DX cooling binary outputs do not problems you might have with the Tracer energize AH540/541 controller: • Electric heat binary outputs do not • Fans do not energize energize Table M-T-1. Fan outputs do not energize LPC-SVX01C-EN...
Keep oil and grease away from the belt Fan Bearings because they may cause belt WARNING Fan bearings are permanently lubricated deterioration and slippage. Trane does not Hazardous Voltage w/Capacitors! and do not require additional lubrication. recommend belt dressing. Disconnect all electric power,...
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2. Wearing the appropriate personal contaminated materials and cleaning filter maintenance, and efficiency and dirt protective equipment, use a soft brush solution. load. Follow the suggested methods in to remove loose debris from both sides the following paragraphs. of the coil. LPC-SVX01C-EN...
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For variable frequency drives or other energy storing components provided by Trane or others, refer to the appropriate manufacturer’s literature for allowable waiting periods for discharge of capacitors. Verify with an appropriate voltmeter that all capacitors have discharged.
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Instructions for Changing Out Spring 6. Push the snubber bolt down though Unit Sizes 12 through 30: Isolators on LPC the isolation base into the isolation Units ranging in size from 12 to 30 use a bracket as far as it will go. This should Unit Sizes 3 through 10: 2”...
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7 .34 Hex head set screw - 5/16 - 24 12.00 16.27 Ball joint set screw - 1/4 - 28 thread 3.33 4.52 Ball joint set screw - 5/16 - 24 12.00 16.27 Note: all torque values are +/- 5%. LPC-SVX01C-EN...
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For more information contact your local office or e-mail us at comfort@trane.com Trane has a policy of continuous product improvement and reserves the right to change design and specifications without notice. Only qualified technicians should install and service equipment.