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Installation

PART-SVN237B-EN

GP4 Model Number Description

Refer to the model number break down for the GP4 
compressor family:

GP4 Classic Compressor Parts List

1. Heater

A new cartridge heater will be required for all units. If the 
band heater is in good condition, it can be reused. Use the 
table below to order the heaters required for the GP4 
Classic compressor replacement from digit 5 of the unit 
model number (R or S).

Table 3.

Compressor heaters 

Heater 

Type 

Compressor 

Frame Size

Service Part Voltage

Power

Cartridge

R and S

HTR19149

120V

125 Watts

Band

R

HTR13547

120V

70 Watts

Band

S

HTR13548

120V

90 Watts

2. Terminal box

A new terminal box is required. Determine which circuit (1 
or 2) of the GP4 classic compressor is being replaced and 
order the terminal box using the table below.

Table 4.

Compressor terminal box

Terminal Box

Mnemonic

Circuit 1A Terminal Box

BOX03969

Circuit 2A Terminal Box

BOX03970

3. Sound attenuator (Optional)

A new sound attenuation package may be required. If the 
unit in the field includes the sound attenuation option, 
then the appropriate kit must be ordered for the new GP4 
VarVi frame size. Two parts are required for the specific 
compressor frame size (R or S).

Refer the below table to determine which sound 
attenuation package is required using digit 5 of the unit 
model number (R or S):

Table 5.

Sound attenuation package 

Frame Mnemonic Part Number

Description

R

ATT00536 572448450001

ATTENUATOR; SOUND BOX, 

BOTTOM, R

ATT00538 572448470001

ATTENUATOR; SOUND BOX, 

FRONT, R

S

ATT00537 572448460001 ATTENUATOR; SOUND BOX, 

BOTTOM, S

ATT00539 572448480001

ATTENUATOR; SOUND BOX, 

FRONT, S

4. A new suction and discharge gasket is required. 

Determine which gaskets to order from the table below 
using digit 5 of the unit model number (R or S):

Frame

Suction Gasket 

Discharge Gasket

R

GKT04723

GKT04722

S

GKT04724 

GKT04721

5. Common Mode Chokes are required for replacement 

of phase motion motors. If the unit has load inductors 
installed then common mode choke (cores) are 
required. From the compressor nameplate model 
number determine the 7

th

 digit. If digit 7 is a number 

then the cores will need to be ordered. If digit 7 is a 
letter, do not order the cores.

Содержание Stealth RTAE

Страница 1: ...stallation starting up and servicing of heating ventilating and air conditioning equipment can be hazardous and requires specific knowledge and training Improperly installed adjusted or altered equipm...

Страница 2: ...t 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 a...

Страница 3: ...ions Introduction PART SVN237B EN 3 Copyright This document and the information in it are the property of Trane and may not be used or reproduced in whole or in part without written permission Trane r...

Страница 4: ...uired 6 GP4 Classic Compressor Parts List 7 Heater Information 8 Compressor Heaters 8 Removal of Output Inductors 1st Gen GP4 Classic Compressor Only 9 Adding Common Mode Chokes 1st Gen GP4 Classic Co...

Страница 5: ...eration motor Regal Beloit instead of Phase Motion Removal of external inductors if installed Replacement of a 2nd Gen GP4 Classic Compressor requires replacement of the compressor motor terminal box...

Страница 6: ...voltage range s Voltage specific replacement compressor for 360 439V or 440 528V depends on chiller rated voltage Refer to chiller nameplate to identify the rated voltage 360 439V motors are used on...

Страница 7: ...red If the unit in the field includes the sound attenuation option then the appropriate kit must be ordered for the new GP4 VarVi frame size Two parts are required for the specific compressor frame si...

Страница 8: ...d locally 6 Inline connectors With removal of the output inductor the power conductors will be need to be spliced together Polaris Electrical Connectors are recommended Catalog No IT 250 Six 6 pieces...

Страница 9: ...tor See Step 6 Figure 3 Electrical schematic with output inductor circuit1 401A 404A 28A 28A 27A 26A 25A 20A 19A 21A 1R3 U1 U2 1R3 V1 V2 1R3 W1 W2 3M1 M T1 T2 T3 BLK BLK 402A 403A 1X3 10 1B3 1 2 430A...

Страница 10: ...24B 411B 411A 424C 4B2 P 1XJ44 1 1XJ44 2 1XP44 1 1XP44 2 1X3 14 424D 1T2 U V W R1 R2 S1 S2 T1 T2 G CON 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CON 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CON 7 1 2 3...

Страница 11: ...8 1M5 1R3 1B3 1T1 1F1 1F38 1F33 1F34 1T2 B B 1T11 1T12 1T13 1T10 1T14 1T15 1K15 1K6 1K3 1K2 1K8 1K5 1K4 1K9 1K13 1K12 1X4 1XJ3 1K10 1K17 1K18 1K19 1K22 Output Inductor location Output Inductor locatio...

Страница 12: ...ing 3 Way Modulating Valve UC800 Temp Sensor Expansion Tank Active ID BP Bypass Valve BP Brazed Plate Heat Exchanger ID AFD IGBT Diodes Heat Exchanger Figure 7 Insulated in line connectors Installatio...

Страница 13: ...conductors Refer to the schematic and image below With removal of the output inductor the power conductors will be need to be spliced together Polaris electrical connectors are recommended Catalog No...

Страница 14: ...y Table 8 Programming values for AFD3 drive AFD3 Parameter Name FCAT GP4 Gen Replacing GP4 VarVi Service Model Number a FA EA EB b CA BA EB b FC FB EC FD CB BB Motor Type MTPx Internal Permanent Magne...

Страница 15: ...mation is stored in the 6th and 7th digit of the model number For example the digits in bold of this model number correspond to the information in the tables above CHHSRB1A1A0 b Motor model EB is uniq...

Страница 16: ...Figure 12 Cartridge heater location Cartridge heater location Band heater can be reused Figure 13 Band heater location Band heater location Installation 16 PART SVN237B EN...

Страница 17: ...e switch location Location of high pressure switch Reuse fitting from old compressor Figure 15 Intermediate oil pressure transducer location Location of intermediate oil pressure transducer Installati...

Страница 18: ...Figure 16 Solenoid stems Leave solenoid stems capped Figure 17 Piping modifications Installation 18 PART SVN237B EN...

Страница 19: ...Figure 18 Fitting installation for suction transducer in the suction line Figure 19 Threadelet installation 1 4 inch pipe thread Installation PART SVN237B EN 19...

Страница 20: ...Figure 20 Follow standard welding procedures when welding 1 4 inch pipe thread threadelet in place Figure 21 Pressure teat and paint threadelet Installation 20 PART SVN237B EN...

Страница 21: ...Figure 22 Install existing suction transducer Installation PART SVN237B EN 21...

Страница 22: ...Notes 22 PART SVN237B EN...

Страница 23: ...Notes PART SVN237B EN 23...

Страница 24: ...re committed to using environmentally conscious print practices Trane by Trane Technologies NYSE TT a global climate innovator creates comfortable energy efficient indoor environments for commercial a...

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