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SSP-SVX001B-EN

29

Refrigerant Circuit

Figure 18.

Typical split system heat pump - cooling - refrigerant circuit

Note A

Note A

S

D

COMPRESSOR

Note A

O

U

T

D

O

O

R

 C

O

IL

IN

D

O

O

R

 C

O

IL

AIR

AIR

TXV

Note A

FILTER DRIER

TXV

FIELD SUPPLIED

INTER-CONNECTING

TUBING

EQUALIZER

TUBE

EXPANSION

VALVE BULB

CHECK

VALVES

GAUGE

CONNECTION

HIGH PRESSURE

SWITCH (HPCO)

DISCHARGE TEMPERATURE

LIMIT(DTL)

LOW PRESSURE

SWITCH (LPCO)

EXPANSION

VALVE BULB

4-WAY

SWITCHOVER

VALVE

EQUALIZER

0000023130

LINE

NOTE A: ONLY ONE OUTDOOR AND INDOOR

                 COIL REFRIGERANT ENTRY AND

                 EXIT CIRCUIT IS SHOWN. ALL

                 MODELS HAVE MULTIPLE ENTRY

                 AND EXIT CIRCUITS.

HEAT PUMP  CIRCUIT DIAGRAM

COOLING MODE

INDICATES DIRECTION OF

REFRIGERANT FLOW

NOTE B: DUAL CIRCUIT MODELS HAVE 2

                  REFRIGERATION CIRCUITS.

Figure 19.

Typical split system heat pump - heating - refrigerant circuit

NOTE A

TXV

S

D

COMPRESSOR

NOTE A

NOTE A

FIELD SUPPLIED

INTER-CONNECTING

TUBING

EQUALIZER

LINE

O

U

T

D

O

O

R

 C

O

IL

IN

D

O

O

R

 C

O

IL

A

IR

 H

A

N

D

L

E

R

AIR

AIR

TXV

EXPANSION

VALVE BULB

GAUGE

CONNECTIONS

DISCHARGE TEMPERATURE

LIMIT (DTL)

HIGH PRESSURE

SWITCH (HPCO)

DE-ICE LOOP

NOTE A

CHECK

VALVES

4-WAY

SWITCHOVER

VALVE

LOW PRESSURE SWITCH

(LPCO)

EQUALIZER

LINE

NOTE A: ONLY ONE OUTDOOR AND INDOOR

                 COIL REFRIGERANT ENTRY AND

                 EXIT CIRCUIT IS SHOWN. ALL

                 MODELS HAVE MULTIPLE ENTRY

                 AND EXIT CIRCUITS.

INDICATES DIRECTION OF

REFRIGERANT FLOW

HEAT PUMP CIRCUIT DIAGRAM

HEATING MODE

NOTE B: DUAL CIRCUIT MODELS HAVE 2

                  REFRIGERATION CIRCUITS.

FILTER DRIER

IIn

nsstta

alllla

attiio

on

n

Summary of Contents for Odyssey TWA0604DA

Page 1: ...g on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment November 2020 S SS SP P S SV VX X0 00 01 1B B E EN N Installation Op...

Page 2: ...r r p pr ro op pe er r P PP PE E f fo or r t th he e j jo ob b b be ei in ng g u un nd de er rt ta ak ke en n c co ou ul ld d r re es su ul lt t i in n d de ea at th h o or r s se er ri io ou us s i i...

Page 3: ...n n H Ha az za ar rd d F Fa ai il lu ur re e t to o f fo ol ll lo ow w i in ns st tr ru uc ct ti io on ns s b be el lo ow w c co ou ul ld d r re es su ul lt t i in n a an n e ex xp pl lo os si io on n...

Page 4: ...lating Refrigerant Lines 21 Refrigerant Charging Procedure 22 Charging Levels 23 Liquid Charging 24 Electrical Wiring 24 Unit Power Supply 25 Low Voltage Wiring 25 Symbio Controls 25 Field Wiring 26 R...

Page 5: ...Refrigeration Circuit Stage A 1 Compressor 1 Line 1 Stage Single D 2 Compressors 2 Line 2 Stage Dual Digit 10 Major Design Sequence A Rev A Digit 11 Minor Design Sequence A Rev A Digit 12 13 Service...

Page 6: ...s step will void the unit s warranties Installation procedures should be performed in the sequence that they appear in this manual Do not destroy or remove the manual from the unit The manual should r...

Page 7: ...lt t i in n d de ea at th h o or r s se er ri io ou us s i in nj ju ur ry y a an nd d e eq qu ui ip pm me en nt t o or r p pr ro op pe er rt ty y o on nl ly y d da am ma ag ge e T Te es st t l li if f...

Page 8: ...see Weights p 16 The unit should be elevated on a level field fabricated four inch steel or wood 4 x 4 mounting frame Complete the frame and secure it into position before lifting the unit to the roof...

Page 9: ...tremes in temperature Performed initial leak test Evacuated each refrigerant circuit to 500 microns Charged each circuit with proper amount of R 410A R 22 Electrical Wiring Provided unit power wiring...

Page 10: ...4DA 0904 A R 410A and TWA0902 A R 22 39 125 993 8 42 125 1070 36 914 4 TWA0604DD 0724 D 0764DD 0904 D R 410A 39 125 993 8 52 125 1324 40 1016 TWA1014DA D 1204 A D R 410A and TWA1202 A R 22 45 125 1146...

Page 11: ...GE ACCESS CONTROL WIRING OPTIONAL LINE VOLTAGE CONTROL WIRING SUCTION LINE LIQUID LINE BOTTOM OF UNIT 7 16 11 11 DIA ISOLATOR MOUNTING HOLES OUTSIDE HOLES 4 PLACES SERVICE PANEL SIDE SEE NOTE 4 HAIL G...

Page 12: ...OUTSIDE HOLES 4 PLACES SERVICE PANEL SIDE 50 7 8 1293 52 1320 WITH HAIL GUARD SEE NOTE 1 THIS HOLE FOR 7 5T ONLY REFRIGERANT GUAGE ACCESS CONTROL WIRING OPTIONAL SERVICE CLEARANCE 48 1219 2 SEE NOTE...

Page 13: ...ARD SEE NOTE 1 REFRIGERANT GUAGE ACCESS CONTROL WIRING OPTIONAL SERVICE CLEARANCE 48 1219 2 SEE NOTE 2 FOR CLEARANCE HAIL GUARD OPTIONAL HAIL GUARD OPTIONAL NOTES 1 ACCESS OPENING IS FOR FIELD INSTALL...

Page 14: ...NG HOLES OUTSIDE HOLES 4 PLACES SERVICE PANEL SIDE 50 7 8 1293 52 1320 WITH HAIL GUARD SEE NOTE 1 REFRIGERANT GUAGE ACCESS CONTROL WIRING OPTIONAL SERVICE CLEARANCE 48 1219 2 SEE NOTE 2 FOR CLEARANCE...

Page 15: ...SERVICE PANEL SIDE BOTTOM OF UNIT SUCTION LINE REFRIGERANT GAUGE ACCESS LINE VOLTAGE LIQUID LINE CONTROL WIRING FRONT DETAIL A DIMENSIONAL DEATIL NOTES 1 MINIMUM CLEARANCE FOR PROPER OPERATION IS 36...

Page 16: ...able 2 TWA R 22 unit and corner weights lbs 60 Hz Tons Model No Shipping Max lbs Net Max lbs Corner Weights 1 2 3 4 7 5 TWA0902 A 397 339 116 86 58 79 10 TWA1202 A 482 437 126 121 72 118 15 TWA1802 D...

Page 17: ...A072 090 120 TWA060 076 101 TWA0902 A 1202 A 1 2 3 4 LIFTING HOLES BOTH SIDES SERVICE ACCESS Figure 9 TWA180 240 TWA156 201 TWA1802 D TWA2402 D SERVICE ACCESS SERVICE ACCESS 1 2 3 4 LIFTING HOLES BOTH...

Page 18: ...ble elevation difference TTA or TWA below indoor unit Acceptable liquid riser height based on total liquid line length below indoor unit Contact manufacturer for review N No ot te e Route refrigerant...

Page 19: ...R Re ec co ov ve er r r re ef fr ri ig ge er ra an nt t t to o r re el li ie ev ve e p pr re es ss su ur re e b be ef fo or re e o op pe en ni in ng g t th he e s sy ys st te em m S Se ee e u un ni it...

Page 20: ...it t D Da am ma ag ge e D Do o n no ot t a ap pp pl ly y h he ea at t t to o r re em mo ov ve e s se ea al l c ca ap ps s u un nt ti il l t th he e g ga au ug ge e p po or rt t c co or re es s h ha a...

Page 21: ...e refrigerant charging hoses from liquid and gas gauge ports 9 Leak test the entire system Using proper procedures and caution as described in the previous section repair any leaks found and repeat th...

Page 22: ...e the balance of the unit charge can be metered through a charging manifold set as liquid preferably through a schrader valve into the suction line to the compressor only while the compressor is runni...

Page 23: ...1 375 1 3 8 TWA0904 D w TWE0904 B 11 8 11 8 0 5 1 2 1 125 1 1 8 TWA1014DA w TWE1014DA 34 7 N A 0 5 1 2 1 375 1 3 8 TWA1014DD w TWE1014DB 14 0 14 0 0 5 1 2 1 125 1 1 8 TWA1204 A w TWE1204 A 34 7 N A 0...

Page 24: ...u un n c ca ap pa ac ci it to or rs s b be ef fo or re e s se er rv vi ic ci in ng g F Fo ol ll lo ow w p pr ro op pe er r l lo oc ck ko ou ut t t ta ag go ou ut t p pr ro oc ce ed du ur re es s t to...

Page 25: ...su ul lt t i in n e eq qu ui ip pm me en nt t d da am ma ag ge e a as s t th he e e eq qu ui ip pm me en nt t w wa as s n no ot t d de es si ig gn ne ed d o or r q qu ua al li if fi ie ed d t to o a a...

Page 26: ...g Instructions Symbio Condenser cooling or heat pump S Constant Volume 1 Pairing A Symbio Condenser cooling or heat pump S SZVAV 2 Speed D Pairing B Symbio Condenser cooling or heat pump S Legacy CV E...

Page 27: ...W2 T STAT Y Y2 T STAT Y X2 T STAT Y PULLDOWN T T STAT Y GND THERMOSTAT OPTIONAL REMOTE SENSOR BUILDING AUTOMATION COMMUNICATING ZONE SENSOR 7 7 6 6 5 5 4 4 3 3 2 2 1 1 1 2 3 4 4 10 11 ZONE SENSOR S1 S...

Page 28: ...ee Figure 15 p 27 a For 2 Speed Air Handler operation connect a thermostat or other zone control device to the Symbio 700 Unit Controller as shown on unit schematic b For SZVAV Operation connect a zon...

Page 29: ...G MODE INDICATES DIRECTION OF REFRIGERANT FLOW NOTE B DUAL CIRCUIT MODELS HAVE 2 REFRIGERATION CIRCUITS Figure 19 Typical split system heat pump heating refrigerant circuit NOTE A TXV S D COMPRESSOR N...

Page 30: ...S DIRECTION OF REFRIGERANT FLOW NOTE B DUAL CIRCUIT MODELS HAVE 2 REFRIGERATION CIRCUITS Figure 21 Typical split system heat pump heating refrigerant circuit NOTE A TXV S D COMPRESSOR NOTE A NOTE A FI...

Page 31: ...ompressor and the outdoor fans if suction pressure drops below the Low Pressure Cut Out setting Once the suction pressure has returned to normal the compressor and outdoor fans will cycle back on High...

Page 32: ...y W Wh he en n i it t i is s n ne ec ce es ss sa ar ry y t to o w wo or rk k w wi it th h l li iv ve e e el le ec ct tr ri ic ca al l c co om mp po on ne en nt ts s h ha av ve e a a q qu ua al li if...

Page 33: ...mbio Service and Installation mobile application The modes shown below can be initiated Depending on the equipment configuration the controller will energize the appropriate outputs A user selected ti...

Page 34: ...tenance procedures at the intervals scheduled This will prolong the life of the unit and reduce the possibility of costly equipment failure Monthly Conduct the following maintenance inspections once p...

Page 35: ...SSP SVX001B EN 35 in Step 1 then restore power to the unit 10 Using a fin comb straighten any coil fins that were inadvertently bent during the cleaning process M Ma ai in nt te en na an nc ce e...

Page 36: ...or Superheat F at compressor Subcooling F at liquid line Dry Bulb Wet Bulb Suction Pressure Discharge Pressure Circuit 1 Circuit 2 Circuit 1 Circuit 2 C1 C2 C1 C2 Note Perform each inspection once per...

Page 37: ...9320001 436759650001 TWA0904 A TWE0904 A 436759330001 436759660001 TWA0764DA TWE0764DA 436759340001 436759670001 TWA0904 D TWE0904 D 436759350001 436759680001 TWA1014DA TWE1014DA 436759360001 43675969...

Page 38: ...72 076 090 101 120 and Digit 9 A 1213 2982 Control Schematic Wiring Diagram for units with Single Compressor and Single Fan All TWA Units with Digit 4 6 060 072 076 090 101 120 and Digit 9 A 1213 2983...

Page 39: ...or shipments outside the conterminous United States a replacement product or at the option of the warrantor parts for the repair of the product not conforming to this warranty and which have been retu...

Page 40: ...ease visit trane com or americanstandardair com Trane and American Standard have a policy of continuous product and product data improvement and reserve the right to change design and specifications w...

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