Instruction/ maintenance manual of the product Uni Fan-Coil & Force Flo Air Conditioners Trane
Go to page of 80
UNT -SVX07A-EN Installation, Operation, and Maintenance UniT rane Fan-Coil & Force Flo Air Conditioners 200 to 1,200 cfm Models FC & FF “ZO” and later design sequence Low vertical models F.
© 2005 American Standard Inc. UNT -SVX07A-EN About This Manual Literature Change History Use this manual for UniT rane fan-coils and Force Flo cabinet heaters.
UNT -SVX07A-EN 3 contents Cross reference to related publications/information for UniT rane™ fan-coil & Force Flo™ equipment: • Rover ™ Installation, Operation and Programming Guide, EMTX-.
4 UNT -SVX07A-EN Figure I-GI-1. UniT rane fan-coil unit components. V er tical cabinet model is shown. General UniT rane fan-coil and Force Flo units are intended for single zone applications. These units have load capabilities of 200 to 1200 cfm. See Figure I-GI-1 for unit components.
UNT -SVX07A-EN 5 Installation general information FC B B 020 1 C P0 A 0 G 1 0 A A 2 M 000 0 0 1 0 0 0 A A 000 000 0 0 0 0 A 0 0 1 5 10 15 2 0 25 30 35 40 4 4 Digits 1, 2 — unit type FC = fan-coil FF.
6 UNT -SVX07A-EN J = 2-way , modulating, 0.7 Cv (50 psig)* K = 3-way , modulating, 0.7 Cv (50 psig)* L = 2-way , modulating, 1.1 Cv (60 psig)* M = 3-way , modulating, 1.1 Cv (60 psig)* N = 2-way , modulating, 2.3 Cv (60 psig)* P = 3-way , modulating, 2.
UNT -SVX07A-EN 7 Installation general information T able I-GI-1. Fan-coil component data unit size 02 03 04 06 08 10 12 Coil Data Face Area — Ft 2 (cm 2 ) 0.8 (743) 0.8 (743) 1.1 (1020) 1.6 (1490) 2.1 (1950) 3.2 (2970) 3.2 (2970) LxDxH — In. (cm) 2-Row 15x1.
8 UNT -SVX07A-EN Installation general information A vailable Models model A vertical concealed model B vertical cabinet model C horizontal concealed model D horizontal cabinet model E horizontal reces.
UNT -SVX07A-EN 9 Installation general information Factory-Installed Piping Packages Note: This figure shows piping package components and basic arrangement.
10 UNT -SVX07A-EN Installation dimensions & weights V ertical Concealed Unit Dimensions & weights, in-lbs. Unit Size 02-03 04 06 08 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16.
UNT -SVX07A-EN 11 Installation dimensions & weights V ertical Cabinet Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 3 / 16 ” 4’-8 5 / 16.
12 UNT -SVX07A-EN Installation dimensions & weights Horizontal Concealed Unit Dimensions, in-lbs. unit size 02-03 04 06 0 8 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16 ” 4’-7 .
UNT -SVX07A-EN 13 Installation dimensions & weights Horizontal Cabinet Unit Dimensions, in-lbs. unit size 02-03 04 0 6 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 3 / 16 ” 4’-8 5 / .
14 UNT -SVX07A-EN Installation dimensions & weights Horizontal Recessed Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-11 13 / 16 ” 3’-4 13 / 16 ” 4’-2 5 / 16 ” 4’-10 1.
UNT -SVX07A-EN 15 Installation dimensions & weights V ertical wall hung cabinet unit dimensions & weights, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 ” 3’-11 .
16 UNT -SVX07A-EN Installation dimensions & weights V e rtical Recessed Unit Dimensions, in-lbs. unit size 02-03 04 06 08 10-12 A 2’-8 11 / 16 ” 3’-1 11 / 16 ” 3’-11 3 / 16 ” 4’-7 11.
UNT -SVX07A-EN 17 Installation dimensions & weights V ertical Slope T op, Model J V ertical Slope T op Unit Dimensions, in-lbs. unit size 02-03 04 06 0 8 10-12 A 2’-9 5 / 16 ” 3’-2 5 / 16 .
18 UNT -SVX07A-EN Installation dimensions & weights Low V er tical Concealed Unit Dimensions, in-lbs. unit size 03 04 06 A 3’-5 7 / 16 ” 4’-2 15 / 16 ” 4’-11 7 / 16 ” B 2’-2 1 / 4 .
UNT -SVX07A-EN 19 Installation dimensions & weights Low V er tical Cabinet Unit Dimensions, in-lbs. unit size 03 04 06 A 3’-10 15 / 16 ” 4’-8 7 / 16 ” 5’-4 15 / 16 ” B 2’-2 1 / 4 ”.
20 UNT -SVX07A-EN Installation dimensions & weights Inverted V e rtical Cabinet, Model M Inverted vertical cabinet unit dimensions & weights, in-lbs.
UNT -SVX07A-EN 21 Installation dimensions & weights Inverted V e rtical Recessed, Model N Inverted vertical recessed unit dimensions & weights, in-lbs.
22 UNT -SVX07A-EN Fan-Coil Coil Connections V ertical Units Fan-Coil Coil Connections Horizontal Units Installation dimensions & weights.
UNT -SVX07A-EN 23 Installation dimensions & weights Force Flo Coil Connections, V ertical Units Force Flo Coil Connections, Horizontal Units HR - Hot Water Return HS - Hot Water Supply Force Flo C.
24 UNT -SVX07A-EN Installation dimensions & weights Fresh Air Opening Locations Horizontal Units Models C, D, and E Fresh Air Opening Dimensions, Horizontal Units Unit Size 02-03 04 06 08 10-12 A .
UNT -SVX07A-EN 25 Installation dimensions & weights Fresh Air Opening Locations V ertical Units Models A, B, F , & J Fresh Air Opening Dimensions, V ertical Units Unit Size 02-03 04 06 08 10-1.
26 UNT -SVX07A-EN Installation dimensions & weights Wall Box Dimensions Unit Size Di mensions Internal Ref. Only A x B Supports 02 - 03 24 3 / 8 x 4 3 / 4 1 04 24 3 / 8 x 7 1 / 2 1 06 33 1 / 8 x 7.
UNT -SVX07A-EN 27 Installation dimensions & weights Projection Panel, All Unit Sizes C2 ” 2 1 / 2 ”3 ” 3 1 / 2 ”4 ” 4 1 / 2 ”5 ” 5 1 / 2 ”6 ” D1 1 / 8 “1 5 / 8 “2 1 / 8 “2 .
28 UNT -SVX07A-EN Installation pre-installation considerations WARNING Hazardous V oltage w/Capacitors! Disconnect all electric power , including remote disconnects and discharge all motor start/run capacitors before servicing. Follow proper lockout/ tagout procedures to ensure the power cannot be inadvertently energized.
UNT -SVX07A-EN 29 pre-installation considerations Installation Service Access Service access is available from the front on vertical units and from the bottom on horizontal units. Cabinet and recessed units have removable front or bottom panels to allow access into the unit.
30 UNT -SVX07A-EN mechanical requirements Installation Duct Connections Install all air ducts according to National Fire Protection Association standards for the Installation of Air Conditioning and V entilating Systems (NFP A 90A and 90B).
UNT -SVX07A-EN 31 Water Piping Connections to Factory- Installed Piping Package Before installing water piping supply and return lines to factory piping package, note the following items. • All piping connections are 5 / 8 -inch O.D. ( 1 / 2 -inch nominal) female copper connections.
32 UNT -SVX07A-EN mechanical requirements Installation External Insulating Requirements Insulate and vapor seal surfaces colder than surrounding air dew-point a to prevent unplanned condensation. T rane recommends field-insulation of the following areas to prevent potential condensate problems: 1.
UNT -SVX07A-EN 33 mechanical requirements Installation Balancing The Manual Circuit Setter V alve The manual circuit setter valve is an optional end valve supplied on the return pipe of the factory piping package.
34 UNT -SVX07A-EN mechanical requirements Installation Note: Instructions for using this chart are on the previous page. For the manual circuit setter provided with the fan-coil or Force Flo, use the 'M' line for reference. Chart I-MR-1. Manual circuit setter valve, differential pressure vs.
UNT -SVX07A-EN 35 mechanical requirements Installation Steam Piping CAUTION Coil Damage! In all steam coil installations, the condensate return connections must be at the low point of the coil to ensure condensate flows freely from the coil at all times.
36 UNT -SVX07A-EN electrical requirements Installation Unit Wiring Diagrams Specific unit wiring diagrams are provided inside each unit and can be easily removed for reference.
UNT -SVX07A-EN 37 electrical requirements Installation T able I-ER-4. Free discharge motors on units with two-row , electric, or steam coils unit 115 volt 208-230 volt 277-480 volt r p m size F L A h p (kW) F LA hp (kW) F L A hp (kW) H M L 02 0. 6 .03 (.
38 UNT -SVX07A-EN electrical requirements Installation T able I-ER-8. Fan-coil electric heat kW Unit Size Unit V oltage k W k W k W k W k W k W k W kW k W k W kW 02 11 5 1.0 1.5 2.0 2 30 1.0 1.5 2.0 2 77 1.0 1.5 2.0 2 08 0.8 1.1 1.5 1.9 03 11 5 1.0 1.
UNT -SVX07A-EN 39 T able I-ER-11. Force Flo single stage, low kW electric heat unit size voltage # wires kW amps/ph k W amps/ph k W amps/ph 02 208/60/1 2 0.75 3.7 1.5 7 .3 240/60/1 2 1. 0 4.2 2 .0 8. 4 277/60/1 2 1. 0 3.7 2 .0 7. 3 03 208/60/1 2 2.25 10.
40 UNT -SVX07A-EN Installation electrical requirements T able I-ER-12. Force Flo 2-stage electric heat unit 1st stage total total size volts h z phase wires kW kW a m ps/ph 2 0 8 1 2 0.75 2.25 10.9 2 4 0 1 2 1 .0 3.0 12.5 02 27 7 60 1 2 1.0 3.0 10.9 2 0 8 3 3 0.
UNT -SVX07A-EN 41 installation procedure Installation Installing the Unit Follow the procedures below to install the unit properly . Reference the “Dimensions and Weights” section for specific unit dimensions and mounting hole locations.
42 UNT -SVX07A-EN installation procedure Installation Note: The trim ring assembly cannot accomodate unlevel ceilings. Figure I-IP-1. Installing the trim ring assembly on horizontal recessed units. Note: On sizes 8, 10, & 12 center installa- tion position and use 2 or 3.
UNT -SVX07A-EN 43 Installation Figure I-IP-4. Zone sensor with setpoint knob, on/cancel, & comm jack. Figure I-IP-3. Zone sensor with on/cancel and comm jack. Figure I-IP-2. Zone sensor with off/ auto/high/low fan speeds, setpoint knob, on/cancel, and comm jack.
44 UNT -SVX07A-EN installation procedure Installation Installing Wall Mounted Controls Reference the wall-mounted zone sensor dimensions in Figure I-IP-6. Position the controller on an inside wall three to five feet above the floor and at least 18 inches from the nearest outside wall.
UNT -SVX07A-EN 45 installation procedure Installation Checklist The following checklist is only an abbreviated guide to the detailed installation procedures given in this manual. Use this list to ensure all necessary procedures are complete. For more detailed information, refer to the appropriate sections in this manual.
46 UNT -SVX07A-EN pre-startup requirements Installation Device Addressing LonT alk devices are given a unique address by the manufacturer . This address is called a Neuron ID. Each T racer ZN510 and ZN520 controller can be identified by its unique Neuron ID, which is printed on a label on the controller’ s logic board.
UNT -SVX07A-EN 47 Pre-Startup Checklist Complete this checklist after installing the unit to verify all recommended installation procedures are complete before unit startup. This does not replace the detailed instructions in the appropriate sections of this manual.
48 UNT -SVX07A-EN T racer™ ZN510 & ZN520 Unit Startup Refer to the T rane publication, CNT -IOP-1 Installation, Operation and Programming Guide for T racer ZN510 and CNT - SVX04A-EN for T racer ZN520. The factory pre-programs the T racer ZN510 and ZN520 with default values to control the temperature and unit airflow .
UNT -SVX07A-EN 49 Operation general information Figure O-GI-3. T racer ZN010 board Figure O-GI-2. Fan speed switch General Information Relay Board The relay board is a new component on all models (except those with a unit- mounted, line-voltage fan speed switch) that replaces all the loose wires in the control box.
50 UNT -SVX07A-EN Fan Mode Switch Operation Off Fan is turned off, two-position damper option spring-returns closed. Hi, Med, Lo Fan runs continuously at the selected speed. The two-position damper option opens to an adjustable mechanical stop position.
UNT -SVX07A-EN 51 Operation sequence of operation Sequence of Operation T racer ZN010 and ZN510 Note: this section applies only to units with a T racer ZN010 or ZN510 controller . Power-Up Sequence When 24 V AC power is initially applied to the T racer ZN010 or ZN510, the following sequence occurs: 1.
52 UNT -SVX07A-EN Operation sequence of operation Analog Inputs Both T racer ZN010 and ZN510 accept a maximum of five analog inputs. Reference T able O-SO-4. Zone Sensors The zone sensors available with the T racer ZN010 and ZN510 provide up to three different inputs 1.
UNT -SVX07A-EN 53 Operation sequence of operation T racer ZN520 Sequence of Operation The T racer ZN520 operates the fan in the following modes: 1) occupied 2) unoccupied 3) occupied standby 4) occupi.
54 UNT -SVX07A-EN Operation sequence of operation Cooling Operation The heating and cooling setpoint high and low limits are always applied to the occupied and occupied standby setpoints. During the cooling mode, the T racer ZN520 controller attempts to maintain the space temperature at the active cooling setpoint.
UNT -SVX07A-EN 55 Operation sequence of operation Fan Mode Operation For multiple fan speed applications, the T racer ZN520 controller offers additional fan configuration flexibility . Separate default fan speeds for heating and cooling modes can be configured.
56 UNT -SVX07A-EN Operation sequence of operation Fan Start on High Speed On a transition from off to any other fan speed, the T racer ZN520 controller automatically starts the fan on high speed and runs the fan at high speed for 0.5 seconds. This provides the ample torque required to start all fan motors from the off position.
UNT -SVX07A-EN 57 Operation sequence of operation Note: If the unit is in the unoccupied mode, the dehumidification routine will not operate. Data Sharing Because this controller utilizes LonW orks™ technology , the controller can send or receive data (setpoint, heat/ cool mode, fan request, space temperature, etc.
58 UNT -SVX07A-EN Operation sequence of operation T able O-SO-14. Analog inputs description terminals function range zone TB3-1 space temperature input 5° t o 122°F (-15° to 50°C) ground TB3-2 ana log grou nd NA set TB3-3 setpoint input 40° to 115°F (4.
UNT -SVX07A-EN 59 Operation sequence of operation Zone Sensor The T racer ZN520 controller accepts the following zone sensor module inputs: • Space temperature measurement (10k Ω thermistor) • L.
60 UNT -SVX07A-EN Maintenance diagnostics T able M-D-1 . T racer ZN520 Diagnostics Diagnostic F a n Ot her Outputs (Note 1) Condensate overflow O ff V alves Closed, Fresh air damper Closed, electric h.
UNT -SVX07A-EN 61 Maintenance diagnostics T able M-D-2. T racer ZN510 controller diagnostics diagnostic l atc hi ng? fa n valves elec heat damper auxiliary n o e n a b le d no action no action no action temp. failure condensate yes o f f closed o f f closed overflow detection entering n o ena ble d ena ble d ena ble d ena ble d water temp.
62 UNT -SVX07A-EN Maintenance diagnostics T able M-D-3. Fan outputs do not energize Probable Cause Explanation Random start After power-up, the controller always observes a random start that varies observed between 0 and 25 seconds. The controller remains off until the random start time expires.
UNT -SVX07A-EN 63 Maintenance diagnostics T able M-D-6. Electric Heat Not Operating Probable Cause Explanation Normal operation The controller cycles electric heat on and off to meet the unit capacity requirements. Requested mode: off It is possible to communicate the operating mode (such as off, heat, cool) to the controller .
64 UNT -SVX07A-EN Figure M-T -1. Resistance temperature cur ve for the zone sensor , entering water temperature sensor , and discharge air sensor . Thermisitor = 10k Ω Ω Ω Ω Ω at 77°F .
UNT -SVX07A-EN 65 Maintenance troubleshooting T roubleshooting T racer ZN010, ZN510 & ZN520 Figure M-T -1. The T racer ZN010 board Red SERVICE LED Green ST A TUS LED Y ellow COMM LED Red SERVICE LED During normal operation, the LED is off continuously when power is applied to the controller .
66 UNT -SVX07A-EN Maintenance troubleshooting Manual Output T est Procedure Follow the procedure below to test the T racer ZN010, ZN510, and ZN520 controllers. 1. Press and hold the TEST button for at least two seconds (not exceeding 5 seconds), and then release, to start the test mode.
UNT -SVX07A-EN 67 Maintenance maintenance procedures Maintenance Procedures Perform the following maintenance procedures to ensure proper unit operation. WARNING Live Electrical Components! During installation, testing, servicing, and troubleshooting this equipment, it may be necessary to work with live electrical components.
68 UNT -SVX07A-EN Maintenance maintenance procedures Coil Maintenance Keep coils clean to maintain maximum performance. For operation at its highest efficiency , clean the coil often during periods of high demand or when dirty conditions prevail.
UNT -SVX07A-EN 69 Maintenance maintenance procedures Fan Board Assembly Removal Follow the procedure below when replacing the coil or making repairs to the fan or motor . WARNING Hazardous V oltage w/Capacitors! Disconnect all electric power , including remote disconnects and discharge all motor start/run capacitors before servicing.
70 UNT -SVX07A-EN Maintenance Periodic Maintenance Checklists Monthly Checklist The following check list provides the recommended maintenance schedule to keep the unit running efficiently .
UNT -SVX07A-EN 71 typical wiring diagram Maintenance CSTI Fan Speed Switch.
72 UNT -SVX07A-EN typical wiring diagram Maintenance CSTI Non Fan Speed Switch.
UNT -SVX07A-EN 73 typical wiring diagram Maintenance Line voltage fan speed switch.
74 UNT -SVX07A-EN typical wiring diagram Maintenance T racer ZN010 with electric heat.
UNT -SVX07A-EN 75 typical wiring diagram Maintenance T racer ZN510 with main and auxilliary valves.
76 UNT -SVX07A-EN typical wiring diagram Maintenance ZN520 with 2-stage electric heat.
.
.
.
a business of American Standard Inc. www.trane.com For more information contact your local office or e-mail us at comfort@trane.com Literature Order Number File Number Supersedes Stocking Location T rane has a policy of continuous product improvement and reserves the right to change design and specifications without notice.
An important point after buying a device Trane UniTrane Fan-Coil & Force Flo Air Conditioners (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Trane UniTrane Fan-Coil & Force Flo Air Conditioners yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Trane UniTrane Fan-Coil & Force Flo Air Conditioners - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Trane UniTrane Fan-Coil & Force Flo Air Conditioners you will learn all the available features of the product, as well as information on its operation. The information that you get Trane UniTrane Fan-Coil & Force Flo Air Conditioners will certainly help you make a decision on the purchase.
If you already are a holder of Trane UniTrane Fan-Coil & Force Flo Air Conditioners, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Trane UniTrane Fan-Coil & Force Flo Air Conditioners.
However, one of the most important roles played by the user manual is to help in solving problems with Trane UniTrane Fan-Coil & Force Flo Air Conditioners. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Trane UniTrane Fan-Coil & Force Flo Air Conditioners along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
