Trane GETB User's Manual
Contents
1. CHASSIS REMOVAL Figure 1 Mechanical clearances 6 WSHP SVNO8B EN ex TRANE Dimensions 12 1 2 GET A B C D E F 318 gt 8 203 009 012 16 1 4 413 16 1 4 413 8 1 8 206 39 1 8 994 14 3 4 375 3 4 19 VARIES DEPENDENT ON RISER O D 015 018 18 457 20 508 10 254 40 5 8 1032 18 3 4 476 3 4 19 024 036 24 610 24 610 12 305 49 5 8 1260 22 5 8 575 3 4 19 OPTIONAL 129 DUCT T O SUPPLY 11 279 FOR 80 2032 CABINET HEIGHT COLLAR 3 76 FOR 88 2235 CABINET HEIGHT C DRAIN SUPPLY AIR OPENINGS AND RISER LOCATIONS CANNOT ITO BE ONTHE SAME SIDE OFTHE UNIT ELECTRIC CONDUIT lt 1 25 4 RISER LOCATION CAN BE ON ANY SIDE EXCEPT FRONT AND MAY BE SUPPLIED BYTRANE OR BY OTHERS TOP SWAGE 3 76 SUPPLY AIR OPENING 1 1 4 32 LOW VOLTAGE CONNECTION BOX FORTHERMOSTAT i Pe ZO we NI 2z oz 7D om 66 N amp fe g 9 c 5 lt lt OBE AZ cr O FE THROWAWAY O FIETER zd N lt gt E 5 Z D RISER CONNECTION CHASSIS 1 2 13 009 018 4 19 NPTE 024 4 3 4 19 024 036 num DRAIN a NOTE ES CONNECTION RIGHT RISER LOCATION SHOWN IN FRONT AND RIGHT F LX FRONT RIGHT SIDE WSHP SVNO8B EN 7 ex TRANE Dimensions Return Air hinged Acoustical2. Vertical Stack Water Source Heat Pump Model GETB Models A and later Design Sequence B 009 036 60 HZ 009 036 50 HZ February 2006 WSHP SVNOSB EN ex Notice NOTICE Warnings and Cautions appear at appropriate sections throughout this manual Read these carefully VAN WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury A CAUTION Indicates a potentially hazardous situation which if not avoided may result minor or moderate injury It may also be used to alert against unsafe practices CAUTION Indicates a situation that may result in equipment or property damage only accidents Important Equipment is shipped FOB Free on Board at the manufacturer Therefore freight claims for damages against the carrier must be initiated by the receiver NOTICE Unit contains HCFC R 22 Refrigerant Instructions Section 608 Paragraph C of the 1990 Clean Air Act states Effective July 1 1992 it shall be unlawful for any person in course of maintaining servicing repairing or disposing of an air conditioning system to knowingly vent or release any CFC or HCFC refrigerant Minimal releases air purges or refrigerant hoses associated with good faith attempts to recapture or recycle are exempt from the ban on venting Responsible Refrigerant Practices Trane believes that responsible refrigerant practices are i
3. 153 Water Volume Table 8 is provided for use in calculating glycol requirements for the unit Table 8 Water volume Unit Water Side Water Side Water Side Model Volume Volume Volume GET Cubic In Cubic Ft Gallons 17 0 0 010 0 074 0 017 2074 015 0 021 0 156 018 0 028 0 208 0 032 0 238 0 04 7 207 Flow Checks For the operating temperature drop heating and rise cooling refer to Table OP1 and 2 for the proper water tempera ture change Depending on the unit size entering water temperature and water flow rate the cooling temperature rise is from 8 F 16 F Based on the same criteria for heating the temperature drop is from 2 F 13 F Pressure Using the P T ports and one 0 60 psi pressure gauge with the P T port adapter measure the pressure difference between the water in and water out connections Compare the pressure differential to Table 6 to determine flow Start up Checklist and Log Use the form on page 24 to log system and unit temperatures during start up N WARNING Live Electrical Components During installation testing servicing and troubleshooting of this product it may be necessary to work with live electrical components Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks Failure to follow all electrical safety pre cautions when exposed to live electrical components could result in death or seri
4. Unit terminals are not designed to accept other types of conduc tors Failure to use copper con ductors may result in equipment damage Main Unit Power Wiring A field supplied disconnect switch must be installed at or near the unit in accordance with the National Electric Code NEC latest edition Location of the applicable electric ser vice entrance for HIGH line voltage may be found in Figure 3 1 Route power wire to the cabinet control box through the factory in stalled conduit at the top of the unit cabinetry WSHP SVNO8B EN Installation The high voltage connection is made at the 1PB1 power block in the cabinet control box Refer to the customer connection diagram that is shipped with the unit for specific termination points Provide proper grounding for the unit in accordance with the local and na tional codes Control Power Transformer The 24 volt control power transform ers are to be used only with the acces sories called out in this manual Transformers rated greater than 50 VA are equipped with internal circuit breakers If a circuit breaker trips turn OFF all power to the unit before at tempting to reset it WARNING Hazardous Voltage Disconnect all electric power in cluding remote disconnects and discharge motor start run capaci tors before servicing Follow prop er lockout tagout procedures to ensure the power can not be inad vertently energized Failure to dis connect po
5. Connections for the low and high side of the refrigeration system are located conveniently on the chassis top be neath a sheet metal plate ex TRANE Dimensions Weights Clearance Table 1 Unit weights Shipping Shipping N WARNING Weight Weight with pallet Ib w o pallet Ib Improper Unit Lift Test lift unit approximately 24 inches to verify proper 009 135 115 center of gravity lift point To avoid dropping of unit 135 115 reposition lifting point if unit is not level Failure to properly lift unit could result in death or serious injury 175 150 or possible equipment or property only damage 175 150 229 195 036 225 195 009 90 015 018 024 036 Unit Location and Clearances Locate the unit in an indoor area The ae ambient temperature surrounding the S D p unit must not be less than 45 F Do not O O O locate the unit in areas subject to freezing Attention should be given to service clearance and technician safety The unit chassis should be easily removed from the cabinet in all applications There must be enough space for ser vice personnel to perform mainte nance or repair Provide sufficient room to make water and electrical connection s Local and national codes should be followed in providing T electrical power connections See Fig 1 for mechanical clearances ALLOW 36 914 mm AT UNIT FRONT FOR
6. hoses be installed instead of hard pip ing between the vertical risers and the unit chassis Trane offers 4 types of hose kit varia tions e Stainless steel braided flexible hose with manual shut off ball valves e Stainless steel braided flexible hose with manual deluxe shut off ball valves e Stainless steel braided flexible hose with manual circuit setter valve e Stainless steel braided flexible hose with automatic balancing valve Additional accessories such as a strainer are recommended for use to eliminate contaminants from entering the co axial water to refrigerant heat exchangers WSHP SVNO8B EN Field Installed Power Wiring Power wiring to the equipment must conform to National and Local Electric Codes NEC by a professional electri cian N WARNING Live Electrical Components During installation testing ser vicing and troubleshooting of this product it may be necessary to work with live electrical compo nents Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical compo nents perform these tasks Failure to follow all electrical safety pre cautions when exposed to live electrical components could re sult in death or serious injury Verify that the power supply available is compatible with the unit s name plate Use only copper conductors to connect the power supply to the unit CAUTION Use Copper Conductors Only
7. 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 Ac JI 3 SPI 37 22A 38 39 I 40 l 42 l i 45 44 45 46 LEGEND DEVICE LINE 1FU1 FUSE BLOCK 6 7 8 48 BLOWER MOTOR COMPRESSOR CONTACTOR 11 13 32 UNIT MTD 1K3 LOCKOUT RELAY 49 USTOMER PROVIDED 1K4 BLOWER MOTOR RELAY 17 27 RELAY RANDOM START 25 26 50 RELAY NIGHT SETBACK OP 25 RELAY TIME DELAY OPTIONAL 32 51 DISCONNECT SWITCH 3 4 5 1TB2 TERMINAL BOARD 2 19 52 NOTES 1T1 TRANSFORMER 24V 25 POWER BLOCK 1 UNLESS OTHERWISE NOTED ALL SWITCHES ARE SHOWN 26 C 77 AT ATMOSPHERIC LET COMPRESSOR MOTOR 55 PRESSURE AT 50 RELATIVE HUMIDITY WITH ALL UTILITIES TURNED OFF AND AFTER NORMAL SHUTDOWN HAS OCCURRED 2B1C1 COMPRESSOR CAPACITOR 54 2 DASHED LINES INDICATE RECOMMENDED FIELD WIRING BY OTHERS DASHED LINE ENCLOSURES 924 72 22 l AND OR DASHED DEVICE OUTLINES INDICATECOMPONENTS PROVIDED BY THE FIELD PHANTOM 3B1 BLOWER MOTOR B LINE ENCLOSURES INDICATE ALTERNATE CIRCUITRY OR AVAILABLE SALES OPTIONSSOLID LINES 3B1C2 BLOWER MOTOR CAPACITOR INDICATE WIRING BY TRANE Doo 56 5 NUMBERS ALONG THE RIGHT SIDE OF THE SCHEMATIC DESIGNATE THE LOCATION OFCONTACTS REVERSING VALVE BY LINE NUMBER AN UNDERLINED NUMBER INDICATES A NORMALLY CLOSEDCONTACT A
8. CELL INSULATION FLANGE ON CABINET RETURN AIR DOOR FRAME 11 2 X 2 3 8 3 1 2 3 8 SIDE VIEW Figure 4 Drywall installation for hinged acoustic door WSHP SVNO8B EN 1 Secure the door frame to the side studs using the holes located in the door frame and field provided screws Figure 6 6 Door opening Note If the gap between the door frame and the side stud is over 1 16 inch place a shim in between the door frame and the stud to prevent the door frame from bending denting 2 Place the air panel into the door opening The gasket on the back side of the air panel should seal around the coil perimeter Figure 7 WSHP SVNO8B EN Installation 3 After verifying that the air panel gas ket is sealed to the coil secure the air panel to the door frame using the slots located on the sides of the air panel Figure 8 Figure 8 Secure to door frame 4 Install Filter 5 Vacuum all dust and construction debris from unit after cutting out supply return openings Supply Air Ductwork 1 2 50 8 mm duct flange field provided may be required to help eliminate supply air from recirculat ing back into the return air air to re frigerant coil prior to discharging into the space 2 Equipment containing a top dis charge ducted design install field ductwork to the unit providing a wa ter tight flexible connector at the unit This helps pr
9. Door The hinged acoustical door is recessed into the wall so that the door is flush with the surface of the wall The opening through the wall for the door assembly must be centered with the return air opening of the unit cabinet For full installing instructions of the return air acoustical door see page 12 SHEET ROCK OPEN wise a B 09 19 1 4 44 1 8 012 489 1121 015 23 1 4 45 1 4 018 591 1149 ee o Finished wall and framing should not PM touch the unit cabinetry SHEETROCK RETURN AIR DOOR FRAME 1 X 1 CLOSED CELL INSULATION 1 X 1 CLOSED CELL INSULATION RETURN AIR DOOR FRAME SHEETROCK 11 2 X 2 3 8 ING 312 s3 9 RETURN AIR OPENING FLANGE ON CABINET RETURN AIR OPENING FLANGE ON CABINET 7X1 CLOSED CELL INSULATION RETURN AIR OPENING FLANGE ON CABINET RETURN AIR DOOR FLANGE CABINET TEX 1 CLOSED RETURN AIR OPENING CELL INSULATION FLANGE ON CABINET X TOP VIEW CABINET SIDE VIEW WSHP SVNO8B EN WSHP SVNO8B EN Installation TRANE General Installation Checks The checklist below is a summary of the steps required to successfully in stall a unit This checklist is intended to acquaint the installing personnel with procedures required in the installation process It does not replace the de tailed instru
10. TRANE Pre Start Checklist Pre Start up Checklist Before energizing the unit the following system devices must be checked 5 the high voltage power supply correct and in accordance with the nameplate ratings Is the field wiring and circuit protection the correct size Is the low voltage control circuit wiring correct per the unit wiring diagram Is the piping system clean complete and correct A recommendation of all system flushing of debris from the water to refrigerant heat exchanger along with air purging from the water to refrigerant heat exchanger be done in accordance with the Closed Loop Ground Source Heat Pump Systems Installation Guide Is vibration isolation provided i e unit isolation pad hose kits Is unit serviceable See clearance specifications on page 6 Are the low high side pressure temperature caps secure and in place Are all the unit access panels secure and in place Is the thermostat in the OFF position Is the water flow established and circulating through all the units Is the duct work if required correctly sized run taped insulated and weather proofed with proper unit arrangement Is the condensate line properly sized run trapped and pitched Does the indoor blower turn freely without rubbing Has all work been done in accordance with applicable local and national codes Has heat transfer fluid been added in the proper mix to prevent freezing in closed system application Are th
11. a unit 1 Verify that the nameplate data matches the data on the sales order and bill of lading including electrical data 2 Verify that the power supply complies with the unit nameplate specifications 3 Visually inspect the exterior of the unit for signs of shipping damage Do not sign the bill of lading accepting the unit s until inspection has been com pleted Check for damage promptly after the unit s are unloaded Once the bill of lading is signed at the jobsite the unit s are now the property of the SOLD TO party and future freight claims MAY NOT be accepted by the freight company 4 Verify that the refrigerant charge has been retained during shipment by use of gauges Schrader taps are located external to the cabinet on the 2 ton through 6 ton equipment 5 After assuring that charge has been retained reinstall the schrader caps to assure that refrigerant leakage does not occur CAUTION Microbial Growth Wet interior unit insulation can become an amplification site for microbial growth mold which may cause odors and damage to the equipment and building materials If there is evidence of microbial growth mold on the interior insulation the insulation should be removed and replaced prior to operating the system Jobsite Storage This unit is intended for indoor use only To protect the unit from damage due to the elements and to prevent possible IAQ contaminant sources from growing the unit should be stored ind
12. stainless steel for the refrigeration section The heat exchanger is leak tested to assure there is no cross leakage be tween the water and refrigerant gas Water Connections 1 2 or 3 4 water connections are lo cated on the chassis s upper section and clearly labeled for water in out hose to riser hook up Blower Motor The blower and motor is located inside the unit cabinet The blower and motor may be removed from the cabinet through the chassis opening After re moving the chassis the blower as sembly is strapped into the unit cabinet through a single metal flexi ble bracket We refer to this bracket as a housing belly bracket After detach ing one screw atthe bottom front edge of the bracket the housing and motor are free to be lifted from the fan deck WSHP SVNO8B EN General Information TRANE Sound Attenuation Sound attenuation is applied as a stan dard feature in the product design The enhanced reduction package includes a heavy gage base plate and gasket insulation around the compressor en closure An optional deluxe sound reduction package is also available It includes a heavy gage base plate gasket and in sulation around the compressor enclo sure and vibration isolation between the chassis and cabinet An additional dampening treatment is applied around the compressor enclosure to achieve greater acoustical reductions Controls The control system offered to control
13. the unit is a Basic 24 volt control for the 3 4 ton through 2 ton retrofit WPRD equipment A 50 VA trans former is factory supplied on this unit configuration See wiring diagram on chassis access panel for field wiring connection to the 24 volt mechanical thermostat Deluxe 24V Controls GET model Units containing the Deluxe 24V con trol design will incorporate a micro processor based control board The Trane microprocessor board is factory wired to a terminal strip to provide all necessary terminals for field connec tion The deluxe board is equipped with a random start relay anti short cycle timer brown out protection compressor disable unit safety con trol diagnostics and a generic relay which may be available for field use See page 16 for diagnostic informa tion Power wiring is made at the contactor The wiring is fed through the left or right conduit tube and into the cabi net s control box contactor ZN510 Controls GET option Units incorporating the ZN510 control option design will include a digital LonTalk M certified control board The control board will support such op tions as random start delay heating cooling status occupied unoccupied mode and fan filter status Power wiring is made at the contactor The wiring is fed through the left or right conduit tube and into the cabi net s control box contactor See manual WSHP IOP 2 for diagnostic in formation Schrader Connections
14. 1 4 GROUND 1PB1 Power Block 3 1S4 FUSED DISCONNECT SWITCH 4 5 opos 6 ____ a 111 CUSTOMER LOW V TERM BLOCK 21 ___ ee CODE 8 11 CONTR NER TRANSFORMER a 9 as past E WARNING 28 1 11 HAZARDOUS VOLTAGE DISCONNECT ALL ELECTRIC POWER Tones INCLUDING REMOTE DISCONNECTS as lio SSS 23 12 BEFORE SERVICING OW TEMPERATURE CUTOU FAILURE TO DISCONNECT POWER 21 lREveRSING VALVE co 29 13 BEFORE SERVICING CAN CAUSE __ SEVERE PERSONAL INJURY OR DEATH a DERN 382 m CAUTION 322 185 inem USE COPPER CONDUCTORS ONLY e UNIT TERMINALS ARE NOT DESIGNED 3RI4 3g 5 33 37 19 log FAIRE MAY CAUSE ___ Qe qc uU a Te o See 4813 WATER TEMP SENSOR 40 18 5 1 WATER VALVE Se ee 19 1 n 20 21 26 22 1 1 23 1 1 6 7 49 208 24 25 26 93 27 28 29 30 31 1K4 13 u ezal 64 20B 55 260 21 14 1 14 2 14 5 34 GND 24V 1 2 POWER BINARY OUTPUTS 36 353 44 gt CONDENSATE TB OVERFLOW L_____ 45B g 38 4 957 8 5 DISCHARGE AR 39 OPTIONAL OCCUPANCY 40 CONNECTIONS Z
15. 22 59 68 187 238 67 77 121 154 17 22 61 70 189 240 1 T ex 2 0 2 0 2 9 2 2 0 2 76 88 25 23 s i2 15 13 5 AE LLL pismo as 9 10 4 4 4 4 4 4 8 38 8 45 3 38 45 o 99 9 99 ELE 7 6 71 82 isi 193 12 16 16 21 70 8 22 27 3 ii Lom ov m 3 a EN NN 4 39 qnom 72 39 7 39 3 72 83 38 55 9 7 6 7 9 6 9 9 76 8 asa O o o ee eee 8 233 1 4 8 8 15 9 76 87 195 249 15 19 92 106 217 277 4 5 4 4 4 8 1 Te 10 J 1 2 NO Air Temp Rise FDB 16 20 16 21 18 23 18 23 20 26 21 26 23 30 24 30 25 32 25 32 27 34 28 35 IG 22 18 23 21 26 Zil 2y 24 30 24 31 27 34 29 58 21905532 29 57 Duy 32 40 2 2 17 22 17 22 20 26 21 26 23 30 24 30 27 35 28 35 29 37 29 37 30 39 31 39 WSHP SVNO8B EN TRANE Operating Pressures Water Pressure Drop Table 7 should be used to define feet of head pressure drop Note To calculate feet of head when using gauges that read in PSIG multiply PSI by 2 31 Table 7 Water m drops A in feet of head peu Ft IL epe gd Ft a re 77 55 12 4 10 2 14 6 67
16. 3 Locate dimensions A and B for sheet rock opening size The position of the sheet rock opening must be cen tered side to side with the return air opening in the cabinet Ensure the bottom of the sheet rock opening is 2 1 4 inches below the return air opening in the cabinet This allows the door recess to rest on the bot tom of the sheet rock opening for proper vertical placement of the door Installation 4 Place the door frame into the sheet rock opening A positive seal is critical be tween the back of the door frame and the front of the cabinet Ensure that the gasket material seals properly Note When placing the sheet rock panel make certain the opening for the door is centered with the return air opening in the cabinet x 1 8 1 X 1 CLOSED CELL INSULATION RETURN AIR OPENING FLANGE ON CABINET RETURN AIR DOOR FLANGE CABINET gt SHEET ROCK OPENING RETURN AIR OPENING FLANGE ON CABINET 19 1 4 44 1 8 012 489 1121 SHEETROCK 015 23 1 4 45 1 4 N 018 591 1149 545 Gigi 55555 Note 024 27 1 8 54 5 8 TOP VIEW 689 1387 Finished wall and framing should not touch the unit cabinetry 1 X 1 CLOSED CELL INSULATION CABINET RETURN AIR DOOR FRAME RETURN AIR OPENING 1 1 CLOSED FLANGE CELL INSULATION B Figure 5 1 X 1 CLOSED RETURN AIR OPENING
17. 35 5 5 55 55 75 75 95 95 35 35 45 45 55 55 75 75 95 95 35 35 5 5 55 55 75 75 95 95 1 8 1 8 1 8 1 8 1 8 8 8 5 zh 5 Ef D ad 5 a 45 zl Al st 8 5 8 25 8 5 8 5 8 29 8 8 5 S TRANE Operating Pressure Table OP 1 Operating Pressures Operating Data Entering Water Water Flow Suction Discharge Water Air Temp Suction Discharge Water Temp F GPM Pressure Pressure Temp Drop Pressure Pressure Temp PSIG PSIG Rise F FDB PSIG PSIG Drop F GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 01 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 024 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 03 GET 036 6 5 7 6 Pf 4 47 164 209 res mes A 69 79 110 139 12 15 17 21 50 58 174 222 68 78 106 134 17 22 52 60 176 224 71 82 128 163 12 15 16 21 60 69 184 235 71 81 123 157 17 21 62 71 186 237 9 6 8 5 5 6 5 5 0 74 55 167 22 i2 16 280 82 94 2907 263 7 9 11 zx Co e 4 74 108 138 12 16 17 22 41 48 163 207 12 16 ly 22 51 58 175 223 EE 63 73 104 133 17 22 52 59 177 225 67 78 125 159 l7
18. 6 13 Eoo 14 1392 FAN MOOR 15 38222 FAN MTR RUN CAPACITOR 15 Ie 16 17 18 19 20 24 z ace 92 81 1 42 f A 93 26 21 1K4 26 22 22A o Lo 1K4 13 23 24 25 26 27 28 29 30 21A 22A 31 7 m nN 2 32 v 1 T 33 E ES 21B 22B 238 e AC 24B 35 1 T d 7 4 7 4 36 E 57 28151 46 46 fi 5 aA HP2 i20 un s is 5 P9 27 9 2 4 LED2 O 1K1 6 7 19 451 48 48 L dLP1 38 L 4 1 je 9 5 09 3 39 211 2261 1255 1240 le 49B 49A ul POM PEE IAM jo P9 4 J9o 4 NIGHT 4 ae O b 37B ae SETBACK L R 6 1 D l 41 La a 41 rS 42 _ 27 a a m m D 91 93 44 22 P7 6 J7 6 i 46 21G 92 92 48 x 2 49 7 a e E 51 5 is d WARNING HAZARDOUS VOLTAGE DISCONNECT ALL ELECTRIC POWER NOTES 2 INCLUDING REMOTE DISCONNECTS BEFORE SERVICING 53 1 UNLESS OTHERWISE NOTED ALL SWITCHES lt 6 VERIFY TEST JUMPER HAS BEEN REMOVED TO PREVENT FAILURE TO DISCONNECT POWER ARE SHOWN AT 25 C 77 F AT CONTROL TIMING ERRORS BEFORE SERVICING CAN CAUSE ATMOSPHERIC PRESSURE AT 50 RELA
19. 8 x 762 N WARNING Hazardous Voltage Disconnect all electric power in cluding remote disconnects and discharge motor start run capaci tors before servicing Follow prop er lockout tagout procedures to ensure the power can not be inad vertently energized Failure to dis connect power before servicing could result in death or serious in jury Check the contactors and relays within the control panel at least once a year It is good practice to check the tight ness of the various wiring connections within the control panel A strainer 60 mesh or greater must be used on an open loop system to keep debris from entering the unit heat exchanger and to ensure a clean sys tem For units on well water it is important to check the cleanliness of the water to refrigerant heat exchanger Should it become contaminated with dirt and scaling as a result of bad water the heat exchanger will have to be back flushed and cleaned with a chemical that will remove the scale This service ex TRANE should be performed by an experi enced service person N WARNING Hazardous Chemicals Coil cleaning agents can be either acidic or highly alkaline Handle chemical carefully Proper han dling should include goggles or face shield chemical resistant gloves boots apron or suit as re quired For personal safety refer to the cleaning agent manufactur ers Materials Safety Data Sheet and follow all re
20. N AN OPEN ARROWHEAD BELOW THELINE NUMBER POINTING UPWARD INDICATES A TIMED 451 FREEZE PROTECTION SWITCH 57 CONTACT WHICH BEGINS TIMING WHENENERGIZED 453 HIGH PRESSURE SWITCH TRANSFORMER SHOWN IS WIRED FOR 230V RED LEAD IS FOR 208V 58 SEE INSET FOR 265V TRANSFORMER lt 208 230 WPRD SIZE 009 Bg lt 6 FAN SPEED WIRING lt 7 OPTIONAL DISCONNECT SWITCH 60 OPTIONAL DISCONNECT SWITCH AND FUSE BLOCK WSHP SVNO8B EN 29 ex TRANE Unit Wiring Deluxe Diagram 208V 50 60 Hz 1PH 1 208 60 1 ee UY D or or po ub 1 5 1 B ___ CHASSIS 1Fi 1F2 167 P11 3 J11 GROUND 1K1 COMPRESSOR CONTACTOR 1A EQUIPMENT 1K4 BLOWER RELAY 1322 4 GROUND 1PB1 PoWwR BLOCK 3 isa 1546 FUSED DISCONNECT SWITCH 4 5 ___ o 6 ___ 1181 CUSTOMER LOW V TERM BLOCK 21 7 Ser ___ eee 8 111 CONTROL POWER TRANSFORMER 19 2 COMPRESSOR SECTION 1U2 CONTROL MODULE 34 9 3 INDOOR FAN AND COL SECTION 1 wrRcoLscroN 10 5 RETURN AND FRESH AR SEGmON 1l 2B1 COMPRESSOR MOTOR 11 2Bici COMPRESSOR RUN CAPACITOR 8 12 4S1 LOW TEMPERATURE CUTOFF 38 2L1 REVERSING VALVE CO 2
21. ONE SENSOR T li li ii LEAVING WATER 41 P UF d NOTES ZONE GND SET GND 42 4 UNLESS OTHERWISE NOTED ALL SWITCHES ARE SHOWN 25 77 F 75A 75B 43 ATMOSPHERIC PRESSURE 50 RELATIVE 1 a FAN MODE HUMIDITY WITH ALL UTILITIES TURNED OFF lt 6 COMMUNICATION WIRE MUST BE TRANE PART NO I o 7 1 J10 1 P10 1 ii AND AFTER A NORMAL SHUTDOWN HAS 400 20 28 OR WINDY CITY OR CONNECT AIR P e eB rz _69 __ ser point OCCURRED 47 BUE MAXIMUM OF 4500 MEE P7 2 J10 2 P10 2 2 DASHED LINES INDICATE RECOMMENDED FIELD 6688 _ ___68 __ 45 WIRING BY OTHERS FIELD WIRING TO RATED CAUTION DO NOT RUN POWER IN THE SAME NE E 3 amp p3 10 3 lt 6 1023 COMMON ONE FOR 600 VOLTS DASHED LINE ENCLOSURE CONDUIT OR WIRE BUNDLE WITH COMMUNICATION 46 AND OR DASHED DEVICE OUTLINES INDICATE LINK FOR ADDITIONAL INFROMATION REFER TO EMTX EB 68 i ot P918 ___ ____67C__ ZONE temp SENSOR COMPONENTS PROVIDED BY THE FIELD SOLID 1 17 4 7 4 10 4 10 4 LINES INDICATE WIRING BY THE TRANE CO 0 3 NUMBERS ALONG THE RIGHT SIDE OF THE lt 6 48 SCHEMATIC DESIGNATE THE LOCATION OF THE Fe we ae _ CONTACTS BY LINE NUMBER 49 4 ALL FIELD WIRING MUST BE IN ACCORDANCE WITH THE NATIONAL ELECTRIC CODE NEC STATE AND NEN LOCAL REQUIREMENTS WSHP SVNO8B EN 31 ex RANE Literature Order Number WSHP SVNOSB EN File Number SV UN WSHP SVNO08B EN 0206 Super
22. TIVE SEVERE PERSONAL INJURY OR DEATH E uc 55 OCCURRED N CAUTION USE COPPER CONDUCTORS ONLY 2 DASHED LINES INDICATE RECOMMENDED FIELD ARE NOT DESIGNED 56 WIRING BY OTHERS FIELD WIRING TO BE RATED UNIT TERMINALS ARE NOT DE FOR 600 VOLTS DASHED LINE ENCLOSURE TO ACCEPT O 57 COMPONENTS PROVIDED BY THE FIELD SOLID FAILURE TO DO SO MAY CAUSE LINES INDICATE WIRING BY THE TRANE CO CONNECTION FOR DRE CASS 2 COUPRESSOR DISABLE DAMAGE TO THE EQUIPMENT WE e UNGERE AOUE TE SDE OF TE FOR GVERRIDE USE TERM CD1 amp ODA TO ENERGUE PUMP SCHEMATIC DESIGNATE THE LOCATION OF THE CONNECTION FOR 24VAC CLASS 2 NIGHT SET BACK 59 CONTACTS BY LINE NUMBER RESTART RELAY COIL MAX LOAD 5 VA NIGHTSET BACK 4 ALL FIELD WIRING MUST BE IN ACCORDANCE WITH DE ENERGIZED OCCUPIED 60 THE NATIONAL ELECTRIC CODE NEC STATE AND ISOLATED GENERAL ALARM CONTACTS CONTACTS CLOSE LOCAL REQUIREMENTS WHEN CONTROL 1U2 GOES INTO MANUAL LOCKOUT MODE CONTACTS RATED FOR CLASS 2 24V TERMINAL AL1 amp AL2 lt 13 WIRES 23C amp 26 ARE ONLY USED ON SIZE 024 amp 036 ON ALL OTHER SIZES WIRES 23 amp 26F CONNECT TO 211 WSHP SVNO8B EN Unit Wiring ZN510 Diagram 230V 50 60 Hz 1PH 1 208 60 1 1 12 DEVICE PESCRPTON numser ad __ star Assist 5 1 1 1 12 FUSE amp 67 3 1K COMPRESSOR CONTACTOR 6 727 1A EQUIPMENT 14 BLOWER RELAY 135
23. al unit supplier for locally approved solutions in your area Propylene glycol is not recommended in installations where the water tem perature are expected to fall below 30 F At extreme temperatures the vis cosity increases to the point where normal loop circulating pumps may not maintain proper flow If propylene glycol is the only locally approved solution for anti freeze good engineering practices should be used to achieve the desired flow Calculate the approximate volume of water in the system by using the re quirements detailed in Table 8 Water Volume Add three gallons to this total to allow for the water contained in the hose kit and geothermal unit WSHP SVNO8B EN 15 S TRANE Low Voltage Wiring Factory ordered thermostats and zone sensors are pre wired with a quick connecting plug 1 After installing the cabinet assem bly simply plug the male portion of thermostat zone sensor plug into the female portion of the plug locat ed inside the unit s junction box 2 Mount the thermostat or zone sen sor on the finished drywall Thermostat zone sensor connection is shown in Figure 13 Low Voltage Wiring for Field Provided Thermostats Zone Sensors Ensure that the AC control wiring be tween the controls and the unit s ter mination point does not exceed three 3 ohms conductor for the length of the run Note Resistance in excess of 3 ohms per conductor may cause component failure due to insufficien
24. commended safe handling practices Failure to fol low all safety instructions could result in death or serious injury It should be noted that the water qual ity should be checked periodically See Table 9 Table 9 Water Quality Table Scaling Calcium and magne Less than 350 sium total hardness ppm Corrosion pH 7 9 5 Hydrogen Sulfide Less than 1 ppm Sulfates Less than 25 ppm Chlorides ate PUSH den Carbon Dioxide Less than 75 ppm Total dissolved solids Less than 1000 TDS ppm Biological Growth Iron Bacteria Low Erosion Suspended Solids Low 25 S TRANE Warranty Information Warranty Information Standard Warranty The standard water source heat pump warranty is Trane s parts only warranty running 12 months from star tup not to exceed 18 months from shipment Extended Warranty The optional extended warranty is a second through fifth year warranty The time starts at the end of standard 1 year coverage through the fifth year These extended warranties apply only to new equipment installed in domestic Trane Commercial Systems Group sales territories and must be ordered prior to start up 26 WSHP SVNO8B EN WSHP SVNO8B EN Troubleshooting Z N WARNING Hazardous Service Procedures The maintenance and trouble shooting procedures recommend ed in this section of the manual could result in exposure to electri cal mechanical or other potential safety hazar
25. ct the hoses placing the water to refriger ant heat exchanger in the water cir culating system Note Vents should be open when the pumps and supplementary heat sys tem are shut down CONNECTION HOSE CIRCULATING WATER SOURCE HEAT PUMP TEMPORARY CONNECTION FOR SYSTEM FLUSHING GROUND LOOP COOLING TOWER BOILER Figure 12 Flushing the water loop Table 2 Supply air opening size Top Discharge Up to 100 CFM 14 x 10 356 x 254 Three Grille 339 o CFM Recommended 015 018 14W x 12H 024 356 x 305 14W x 12H 356 x 305 12W x 8H 305 x 203 16 x 14 406 x 356 036 Recommended Not 16W x 14H 406 x 356 14W x 12H 356 x 305 17 x 17 432 x 432 WSHP SVNO8B EN TRANE Installation Using Antifreeze Table 3 Antifreeze requirements based on volume In areas of the country where entering Minimum Temperature for Freeze Protection Type of Antifreeze water temperatures drop below 45 F or where piping is being run through areas subject to freezing the loop 10 F 15 20 25 30 F Methanol 25 21 16 10 3 6 must be freeze protected by using Propylene Glycol approved antifreeze solution to pre vent the earth loop water from freez ing inside the heat exchanger Methanol and glycols are the most commonly used antifreeze solutions Consult your geotherm
26. ctions called out in the ap plicable sections of this manual 1 Remove packaging and inspect the unit Check the unit for shipping damage and material shortage file a freight claim and notify appropri ate sales representation Note The unit cabinet is packaged a wooden crate A pry bar and or hammer will be needed for packaging removal The chassis sits inside a cardboard tray with an upper box for protec tion Typically four chassis will be shrink wrapped to a single pallet 2 Verify the correct model options and voltage from the unit name plate 3 Verify the installation location of the unit will provide the required clearance for proper operation 4 Remove refrigeration access panel and inspect the unit Be certain the refrigerant tubing has clearance from adjacent parts WARNING Hazardous Voltage 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 can not be inadvertently energized Failure to disconnect power before servicing could result in death or serious injury Main Electrical 5 Verify the power supply complies with the unit nameplate specifica tions 6 Inspect all control panel compo nents tighten any loose connec tions 7 Connect properly sized and pro tected power supply wiring to a field supplied installed disconnect switch and to the un
27. ctors should be doubled back to complete the water circuit external to the unit avoiding trash settle out in the condenser An extra pipe may be necessary to con nect the hose kits See Page 15 for an tifreeze water mixture by volume 3 Water circulation system should be filled with clean water using the wa ter make up connections Note Air vents should be opened during fill ing 4 With the air vents closed start the circulating pump and then crack the air vents to bleed off the trapped air assuring circulation through all components of the system Note Make up water must be available to the system to replace the volume formerly occupied by the air that is bled off GET Single Grille Two Grille Model 100 50 12W x 10H 305 x 254 009 012 10W x 6H Not 254 x 152 5 With the air vented and the water circulating the entire system should be checked for leaks with re pairs made as required Operate the supplementary heat system making checks per manu facturer s instructions During this operation visual checks should be made for leaks that may have oc curred due to increased heat Re pair as required O 7 Open the system atthe lowest point for the initial blow down making sure the make up water is equal to the water being dumped Continue blow down until the water leaving the drain runs clear but not less than 2 hours 8 Shut down pumps and supplemen tary heat system Reconne
28. ds Always refer to the safety warnings provided throughout this manual concern ing these procedures When possi ble disconnect all electrical power including remote discon nects before servicing Follow proper lockout tagout procedures to ensure the power can not be in advertently energized When nec essary to work with live electrical components have a qualified li censed electrician or other indi vidual who has been trained in handling live electrical compo nents per these tasks Failure to follow all of the recommended safety warnings provided could result in death or serious injury Preliminary Trouble Inspection If operational difficulties are encoun tered be sure to perform the prelimi nary checks before referring to the troubleshooting chart on page 28 e Verify that the unit is receiving elec tric supply power e Ensure that the fuses in the fused disconnect are intact After completing the preliminary checks inspect the unit for other obvi ous problems such as leaking connec tion broken or disconnected wires etc If everything appears to be in or der but the unit still fails to operate properly refer to the troubleshooting chart on page 28 ex TRANE General Operation The standard model is designed for in door installation When the unit is in stalled in an unconditioned space the unit may not start in cool weather ap proximately 45 F It may then nec essary to start
29. e compressor bolts removed from the chassis Have the chassis isolation rails been released Is there a good seal between the front air panel and the coil WSHP SVNO8B EN 19 S TRANE Sequence of Operation Initial Unit Start up Start up with deluxe controls is included below Note Start up for the Tracer 2 510 controller be found WSHP IOP 2 Z N WARNING Live Electrical Components During installation testing servicing and troubleshooting of this product it may be necessary to work with live electrical components Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks Failure to follow all electrical safety pre cautions when exposed to live electrical components could result in death or serious injury 1 2 10 11 12 20 Set the thermostat to the highest position Set the thermostat system switch to COOL with the fan control to AUTO The compressor should NOT run Reduce the temperature control setting until the compressor reversing valve solenoid valve and loop pump are energized Adjust water flow utilizing pressure temperature plugs and comparing to tables con tained in specification sheet data Water leaving the heat exchanger should be warmer than the entering water temperature approximately 9 F 12 F blower operation should be smooth compressor and blower amps should be within data plate
30. em Evacuate and recharge by weight X X Water too hot Decrease temperature X Dirty filter Clean replace X Inadequate air flow Check clean blower and coil X X Undercharged Locate leak repair and recharge X X Restricted thermal expansion valve Repair replace Low suction pressure X Inadequate air flow Check clean blower and coil X Dirty filter Clean replace X Inadequate GPM Increase GPM 28 WSHP SVNO8B EN Unit Wiring Retrofit Diagram 208 230V 50 60 Hz 1PH 1 WARNING AVERTISSEMENT 2 HAZARDOUS VOLTAGE VOLTAGE HASARDEUX DISCONNECT ALL ELECTRIC POWER DECONNECTEZ TOUTES LES SOURCES INCLUDING REMOTE DISCONNECTS ELECTRIQUES INCLUANT LES 3 BEFORE SERVICING DISJONCTEURS SITUES A DISTANCE FAILURE TO DISCONNECT POWER AVANT D EFFECTUER LENTRETIEN 4 BEFORE SERVICING CAN CAUSE FAUTE DE DECONNECTER LA SOURCE SEVERE PERSONAL INJURY OR ELEC TRIQUE AVANT D EFFECTUER DEATH L ENTRETIEN PEUT ENTRAINER DES 5 BLESSURES CORPORELLES SEVERES OU LA MORT 6 IMPORTANT USE COPPER CONDUCTORS ONLY TO PREVENT EQUIPMENT DAMAGE UNIT TERMINALS ARE DESIGNED TO ACCEPT OTHER WIRING 8 9 HORIZONTAL DISCHARGE 10 SIZE 1F 10A CAP 009 013 RED LO BK H BL MED 11 0 NONE 12 RED LO BK H BL MED 13 DISCHARGE SIZE 1F 10A CAP 009 013 BK HI RED LO BL MED a 019 BK RED 10 BL MED iic BL MED RED LO 17
31. event operating sounds from transmitting through the ductwork Elbows with turning vanes or splitters are recommended to minimize air noise due to turbu lence and to help reduce static pres sure e TRANE Chassis Installation 1 Remove three 16 inch bolts on the chassis and discard Figure 9 P ELLE Figure 9 Shipping bolts 2 Rotate the triangular metal plate to cover the bolt holes in the chassis Secure with two sheet metal screws 3 Remove two shipping brackets one on each side attached to the chassis slide rails and discard Figure 10 Note Remove this bracket only if the enhanced sound package design is preferred Figure 10 Bracket removal for enhanced sound package 4 Connect water coil pipe to the sys tem riser with a flexible steel hose assembly 5 Verify that the shut off balancing valve in the return line supply line are closed 6 Place shut off valves in appropriate location see sticker on the equip ment for best placement recom mendation to allow chassis to slide easily in out of unit cabinetry ex TRANE N WARNING Live Electrical Components During installation testing ser vicing and troubleshooting of this product it may be necessary to work with live electrical compo nents Have a qualified licensed electrician or other individual who has been properly trained in handling live electrical compo nents perform these tasks Fai
32. it power block 1TB1 in the unit s cabinet control box for equipment Install proper grounding wires to an earth ground Note All field installed wiring must comply with NEC and applicable local codes Low Voltage Wiring AC amp DC Requirements 9 Connect properly sized control wir ing to the proper termination points between the field supplied thermostat and the terminal plug in the equipment s junction box ex TRANE Figure 2 Stacking illustration Installation WARNING Improper Unit Lift Test lift unit approximately 24 inches to verify proper center of gravity lift point To avoid dropping of unit reposition lifting point if unit is not level Failure to properly lift unit could result in death or serious injury or possible equipment or property only damage Unit Placement If unit cabinet assembly includes fac tory provided risers and no field provided between the floor riser ex tensions please move to Step 1 Note Risers are designed to accom modate a maximum of 1 1 2 to 3 ex pansion and contraction If the total calculated riser expansion exceeds 3 expansion devices must be field pro vided If unit cabinet assembly includes fac tory provided risers and field provided between the floor riser extensions required install the extensions before installing the cabinet 1 Install drain valve shut off balanc ing valves flow indicators and drain at the base of each sup
33. lure to follow all electrical safety pre cautions when exposed to live electrical components could re sult in death or serious injury 7 Flush system See Cleaning and Flushing the Water Loop for flushing instructions 8 Open the unit water valves and check piping for leaks 9 Connect electrical to unit chassis via the quick connect mating plugs Note Four plugs are included motor optional condensate overflow power and thermostat 10 Slide chassis into the cabinet Cen ter the chassis left to right to mini mize sound transmission See Figure 11 Figure 11 Install chassis centered 11 Verify unit s air filter is properly place in the chassis filter rack 12 Install cabinet s front cover to the hinged door Installation IMPORTANT Ensure the gasket material creates a positive seal around the entire coil to avoid coil bypass If a field supplied door is used ensure the front cover is attached to the build ing structure and not the unit cabinet Supply Grille installation See Table 2 for supply air dimensions 1 Install the supply grille s into the cabinet discharge opening Insure there are no air gaps between the cabinet supply air and the grille This helps prevent recirculation of supply air into the return air open ing behind the drywall 2 Secure grille s into the drywall via two screws Cleaning and Flushing the Water Loop After the piping system is complete the flexible hose conne
34. mportant to the environment our customers and the air conditioning industry All technicians who handle refrigerants must be certified The Federal Clean Air Act Section 608 sets forth the requirements for handling reclaiming recovering and recycling of certain refrigerants and the equipment that is used in these service procedures In addition some states or municipalities may have additional requirements that must also be adhered to for responsible management of refrigerants Know the applicable laws and follow them 2006 American Standard Inc All rights reserved WSHP SVNO8B EN WSHP SVNO8B EN Contents Installation Startup Commissioning Pre installation Checklist General Information Dimensions Weights Installation Instructions Electrical Requirements Pre Startup Checklist Startup Commissioning Sequence of Operation Operating Pressures Startup Checklist amp Log Maintenance Warranty Information Troubleshooting Checklist Unit Wiring TRANE Pre installation Checklist N WARNING Fiberglass Wool Product contains fiberglass wool Disturbing the insulation in this product during installation maintenance or repair will expose you to airborne particles of glass wool fibers and ceramic fibers known to the state of California to cause cancer through inhalation Glass wool fibers may also cause respiratory skin or eye irritation Jobsite Inspection Always perform the following checks before accepting
35. oors If indoor storage is not possible the following provisions for outdoor storage must be met 1 Place the unit s on a dry surface or raise above the ground to assure ade quate air circulation beneath the unit 2 Cover the unit s with a water proof tarp to protect them from the elements 3 Make provisions for continuous venting of the covered units to prevent moisture from standing on the unit s surfaces Wet interior unit insulation can become an amplification site for microbial growth mold which has been determined to be a cause of odors and serious health related indoor air quality problems 4 Store refrigeration units chassis units in the normal UP orientation to main tain oil in the compressor Cabinet configurations may be stored as crated 5 Do not stack units WSHP SVNO8B EN Unit Nameplate The unit nameplate is located at the front of the unit It includes the unit model number serial number electri cal characteristics refrigerant charge and other pertinent unit data Compressor Nameplate The nameplate for the compressors are located on the compressor shell Unit Description Before shipment each unit is leak test ed dehydrated charged with refriger ant and run tested for proper control operation Water to Refrigerant Coils The co axial water to refrigerant heat exchanger for the 3 4 ton through 3 ton equipment is constructed of cop per or cupro nickel option for the wa ter section and
36. ormer Reset Transformer Unit short cycles X X Thermostat or sensor improperly located Relocate X X Defective compressor overload Replace if external X X Defective compressor contactor Replace Blower runs but compressor does not X X Supply Voltage too low Correct X X Defective compressor capacitor Replace X X Defective windings Replace X X Limit switches open Check cause Replace or repair X X Dirty filter Replace clean X X Blower RPM too low Correct X X 77 air due to leaks in Repair leaks X Introduction of excessively hot return air Correct Introduction of excessively cold return air Correct X Low on refrigerant charge 1 7 oy Insufficient capacity X X Restricted thermal expansion valve Replace X X Defective reversing valve See WSHP IOM for touch test chart X X Thermostat improperly located Relocate X X Unit undersized Recalculate heat gains losses X X Inadequate water flow Increase GPM X X Scaling in heat exchanger Clean or replace X Water too hot Decrease temperature X Water too cold Increase temperature Inadequate GPM Increase water flow to unit Water too hot Decrease temperature High pressure switch open X Inadequate air flow Check clean blower and coil X Dirty filter Clean replace X X Overcharged with refrigerant Decrease charge X X Defective pressure switch Check or replace X Trash in heat exchanger Backflush X Low water flow Increase GPM X X Overcharge of refrigerant Decrease charge High head pressure X X Non condensable in syst
37. ous injury WSHP SVNO8B EN 23 S TRANE Start up Checklist and Log Installing Contractor Use this form to thoroughly check out the system and units before and during start up This form need not be returned to the factory unless requested during technical service support Job Name Model Number Date Serial Number In order to minimize troubleshooting and costly system failures complete the following checks and data entries before the system is put into full operation MODE HEAT COOL Entering fluid temperature Leaving fluid temperature Temperature differential Return air temperature DB WB Supply air temperature DB WB Temperature differential Water coil heat exchanger Water Pressure IN Water coil heat exchanger Water Pressure OUT Basic e Pressure Differential PSIG PSIG PSIG PSIG COMPRESSOR Amps Volts Discharge line temperature after 10 minutes JOD 0 0000006 24 WSHP SVNO8B EN WSHP SVNO8B EN Maintenance Preventive Maintenance Maintenance on the unit is simplified with the following preventive sugges tions Filter maintenance must be performed to assure proper operation of the equipment Filters should be inspect ed at least every three months and re placed when it is evident they are dirty Filter sizing includes Model GET Filter Size nominal 009 012 14 x 20 356 x 508 015 18 x 20 457 x 508 018 18 x 25 457 x 635 024 036 20 x 30 50
38. ply return riser to enable system flush ing at start up balancing and ser vice maintenance 2 Lift cabinet into space while align ing it into the 3 swage of the riser below Note Take extra care as not to scrape or dent risers during positioning The riser should fall approximately 2 into the 3 swage This will allow for the variation in floor to floor dimensions and keep the riser joints from bottom ing out 3 Level the cabinet 4 Plumb risers in two planes to as sure proper unit operation and con densate drainage 5 Anchor all units into place 6 For field provided risers center the supply return stubouts into the unit expansion slots The stubouts should be perpendicular to the cab inet panel 7 Verify all risers are vertical and that they penetrate the swaged joint at least 1 Riser should not be al lowed to bottom out 8 Braze riser joints Soft solder or low temperature alloys should not be used in this application 9 If risers are field provided it is rec ommended that the risers be an chored to the building structure with a minimum of one contact point For expansion and contrac tion reasons do not fasten risers rigidly to the building 10 Seal access holes made through the cabinet for piping with suitable ma terial to help eliminate air leakage 11 See page 14 for system flushing Water Connection For vibration isolation it is recom mended that flexible steel braided
39. ratings the suction line should be cool with no frost observed in the refrigerant circulit Check the cooling refrigerant pressures against values in Table OP1 Page 21 Turn the thermostat switch to the OFF position Unit should stop running and the reversing valve should de energize Leave unit off for approximately FIVE minutes to allow for pressure equalization Turn the thermostat to the lowest setting Set the thermostat system switch to the HEAT position Adjust the temperature setting upward until the unit is energized Warm air should blow from the register A water temperature decrease of approximately 5 F 9 F leaving the heat exchanger should be noted blower and compressor operation should be smooth with no frost observed in the refrigeration circuit Check the heating refrigerant pressures against values in Table OP1 Page 21 Set the thermostat to maintain the desired space temperature Instruct the owner on system operation WSHP SVNO8B EN TRANE Operating Pressures Table OP 1 Operating Pressures GENERAL There are many variables airflow air temperatures in an air conditioning system that will affect operating re frigerant pressures and temperatures The chart below shows approximate conditions and is based on air flow at the rated SCFM entering air at 80 6 FDB 66 2 FWB in cooling 68 FDB in heating Heating data with 35 F EWT is based on the use of an anti freeze solution ha
40. sedes SV UN WSHP SVNO8A EN 1105 ene Stocking Locati Inland A business of American Standard Companies see NL Bea ears en n www trane com For more information contact your local district Trane has a policy of continuous product and data improvement and reserves the right to change office or e mail us at comfort trane com design and specifications without notice
41. t AC voltage supply Check all loads and conductors for grounds shorts and mis wiring Use copper conductors unless other wise specified Do not run the AC low voltage wiring in the same conduit with the high volt age power wiring Table 4 24V AC conductors Distance from unit Recommended to Control Wire Size 000 460 feet 18 gauge 461 732 feet 16 gauge 733 1000 feet 14 gauge Installation Factory provided plug Six 6 Pin Connector Harness Red 24V Black Fan Orange RV Yellow Compressor Blue Common Figure 13 Zone sensor connection Table 5 Deluxe controller diagnostic LEDs Controller Mode OFF OFF OFF OFF OFF Control OFF Normal Compressor OFF ON OFF FLASH Anti short Cycle Normal Compressor ON FLASH ON OFF Brownout Condition FLASH FLASH FLASH Soft Lockout low pressure Soft Lockout high pressure Manual Lockout low pressure ON ON FLASH Manual Lockout high pressure FF FLASH Manual Lockout condensate overflow ON ON OFF Compressor Disable WSHP SVNO8B EN Blower Motor Speed Retrofit Motors installed in the unit have mul tiple speed configurations To modify the rpm of the motor the following steps may be followed N WARNING Hazardous Voltage Disconnect all electric power in cluding remote disconnects and discharge motor start run capaci tors before servicing Follow prop er lockou
42. t tagout procedures to ensure the power can not be inad vertently energized Failure to dis connect power before servicing could result in death or serious in jury Installation ex TRANE Locate the blower motor relay in side the chassis control box Remove the undesired speed tap Select desired speed tap wire by using information from Table 7 Connect desired tap wire to the 1K4 relay at spade 4 Reconnect power to the unit Table 6 Lead change Lead Colors Lead Speed High Blower 1G Table F1 Blower External Static Pressure without Return Air Door RAD with filter External Static Pressure in of wg Model Speed Min Max GETOOS 009 009 009 GETO12 12 12 12 15 15 280 482 No 350 _ 285 481 492 us 402 475 652 Na 585 No 485 15 15 18 570 800 18 18 713 552 Yes 760 974 24 24 987 807 Yes 1135 1344 GET036 Yes GET036 No 1324 GET036 No 1229 0 05 0 15 383 309 481 404 1253 1 The NO Ducted option is for non ducted free return units WSHP SVNO8B EN 35 283 458 384 613 974 814 Units specified as non ducted free return are factory wired to low speed Units specified as ducted are fac
43. the unit in the cooling mode for three to five minutes The unit may then be shut off there will be a two minute time out of the unit and restarted in the heating mode The freeze protection thermostat should also be checked as it may be adversely affected by ambient temperature Like any other type of mechanical equipment the unit performs best when it is well maintained Operation with a Conventional Thermostat The unit is equipped with safety con trols including high pressure control low pressure control and a freeze pro tection thermostat set to shut off the compressor under abnormal tempera ture or pressure conditions If the safe ties shut off the compressor a lockout relay prevents short cycling from the abnormal condition When conditions are corrected the lockout control can be reset by setting the thermostat sys tem switch to OFF wait a few minutes for the system pressure to equalize and then return to HEAT or COOL If the condition continues an authorized service person should check out the unit 27 S TRANE Troubleshooting Checklist Problem Heating Cooling Cause Correction X X Main power off Check fuses X X Defective control transformer Replace No response to any thermostat setting X X Broken or loose connection Repair X X Defective thermostat Replace X X Transf
44. tory wired to high speed 0 25 0 3 0 35 0 4 0 45 1344 1313 nl 1255 0 7 689 UJ 1219 17 S TRANE Electrical Requirements Table F2 Blower External Static Pressure with Return Air Door RAD with filter Model No crm c External Static T um of w 009 009 009 Ke 009 _ GETO12 GET012 vs 012 012 15 601 015 476 015 015 GET018 GET018 GET018 GET018 GET024 GETO24 24 24 GET036 GET036 1102 GET036 GET036 1 The NO Ducted option is for non ducted free return units 2 Units specified as non ducted free return are factory wired to low speed 3 Units specified as ducted are factory wired to high speed Table E1 Electrical Performance Blower Blower Minimum Overcurrent Motor Motor Circuit Protective HP Ampacity Device Model No Oversized Blower Comp 9 9 9 9 GETO12 012 12 12 15 15 15 15 GET018 GET018 GET018 GET018 GET024 GET024 GET024 GET024 GET036 GET036 GET036 GET036 220 240 50 1 230 60 1 265 60 1 220 240 50 1 230 60 1 265 60 1 220 240 50 1 230 60 1 265 60 1 208 60 1 220 240 50 1 230 60 1 265 60 1 208 60 1 220 240 50 1 230 60 1 265 60 1 208 60 1 220 240 50 1 230 60 1 265 60 1 WSHP SVNO8B EN
45. ving a freezing point 20 F lower than the minimum expected entering temperature Operating Data Entering Water Water Flow Suction Discharge Water Air Temp Suction Discharge Water Air Temp Temp F GPM Pressure Pressure Temp Drop Pressure Pressure Temp Rise 4 5 5 Rise 9 FDB PSIG PSIG Drop F FDB 46 52 158 201 11 15 00 00 00 00 00 00 00 00 00 00 00 00 00 00 012 012 012 012 012 012 012 012 012 012 012 012 012 012 015 015 015 015 015 015 015 015 015 015 015 015 015 015 i8 78 90 206 282 10 15 dic 3 5 76 90 w2 5 8 10 dic 44 8 150 204 44 50 160 204 O H 1 N AA es a m N AA 0 0 0 0 38 36 31 75 86 163 07 8 10 17 22 79 91 198 282 6 8 29 37 _ 25 a aa REN 7 2 2 pu 2 pi 15 A 4 4 4 4 3 5 7 7 9 DESC 5 7 4 6 5 7 8 9 7 9 0 3 WSHP SVNO8B EN 2 35
46. wer before servicing could result in death or serious in jury The transformer is located in the chassis control box TRANE Factory CONDUIT Figure 3 Power wire entrance ex TRANE Drywall Installation Before installing drywall around cabi net Cover the cabinet supply and re turn openings with plastic or cardboard to help prevent dust or con struction debris from reaching unit components Warranties will be void ed if paint or foreign debris is allowed to contaminate internal unit compo nents The location of the drywall may be de pendent upon the type of return air ac cess design 1 Units that contain a field provided return air access assembly contrac tor must calculate location of dry wall to allow for frame mounting Units utilizing Hinged Acoustic Door Assembly 1 Locate the side studs a minimum of 1 1 4 inches and a maximum of 1 3 8 inches from the cabinet to the side of the stud This critical dimension combined with distance between studs is used to determine the side to side opening for the door dimen sion A The distances provided in the table are a minimum dimen sion Allow 3 1 2 inches from the front of the cabinet to the sheet rock surface Figure 4 Top View Figure 5 mock up of stud placement 2 The height of the door assembly must be positioned to recess the door 2 1 4 from the cabinet s return air opening Figure 4 Side View blow up
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