Trane CenTraVac CDHG Assembly/Disassembly Manual
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Trane CenTraVac CDHG Assembly/Disassembly Manual

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Disassembly and Reassembly Units
Water-Cooled CenTraVac™ Chillers
50 Hz Models: CDHG, CVHE, CVHG
60 Hz Models: CDHF, CVHE, CVHF
Only qualified personnel should install and service the equipment. The installation, 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
equipment by an unqualified person could result in death or serious injury. When working on the equipment, observe all precautions in the
literature and on the tags, stickers, and labels that are attached to the equipment.
January 2019
S S A A F F E E T T Y Y W W A A R R N N I I N N G G
C C V V H H E E - - S S V V N N 0 0 4 4 M M - - E E N N
X39640718110

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Summary of Contents for Trane CenTraVac CDHG

  • Page 1 Disassembly and Reassembly Units Water-Cooled CenTraVac™ Chillers 50 Hz Models: CDHG, CVHE, CVHG 60 Hz Models: CDHF, CVHE, CVHF X39640718110 S S A A F F E E T T Y Y W W A A R R N N I I N N G G Only qualified personnel should install and service the equipment.

  • Page 2: Warnings, Cautions, And Notices

    A A L L W W A A Y Y S S r r e e f f e e r r t t o o a a p p p p r r o o p p r r i i a a t t e e M M a a t t e e r r i i a a l l S S a a f f e e t t y y impact to the environment. Trane advocates the...

  • Page 3: Revision History

    This document and the information in it are the • The installing contractor must notify Trane—or an property of Trane, and may not be used or reproduced agent of Trane specifically authorized to perform in whole or in part without written permission. Trane startup and warranty of Trane®...

  • Page 4: General Information

    • Change the compressor oil; the contractor should The understanding is that the chiller has what is assist a qualified Trane Technician with this referred to as the “compressor doweling option” or responsibility “separable shell option” (which includes compressor doweling).

  • Page 5: Metric Conversions

    G G e e n n e e r r a a l l I I n n f f o o r r m m a a t t i i o o n n Metric Conversions Device Descriptions English Metric Device...

  • Page 6: Dimensions And Weights

    Dimensions and Weights Dimensions Single Compressor Chillers: Models CVHE, CVHF, and CVHG The following table shows dimensional data for Figure 1, p. 10 Figure 2, p. Table 1. Dimensional data for CVHE, CVHF, and CVHG CenTraVac chillers Comp Model NTON Shell Size Size 190–270...
  • Page 7 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 1.
  • Page 8 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 2.
  • Page 9 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 3.
  • Page 10 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Figure 1.
  • Page 11 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 1, p.
  • Page 12 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 4.
  • Page 13 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 5.
  • Page 14 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 5.
  • Page 15 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 8.
  • Page 16 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Figure 3.
  • Page 17 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Figure 4.
  • Page 18 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Weights Single Compressor and Duplex Chillers: Models CVHE, CVHF, CVHG CDHF, and CDHG Table 9.
  • Page 19 D D i i m m e e n n s s i i o o n n s s a a n n d d W W e e i i g g h h t t s s Table 11.
  • Page 20 P P r r e e s s s s u u r r e e ! ! technicians. Contact your local Trane Service office for F F a a i i l l u u r r e e t t o o f f o o l l l l o o w w i i n n s s t t r r u u c c t t i i o o n n s s b b e e l l o o w w c c o o u u l l d d r r e e s s u u l l t t i i n n assistance if required.
  • Page 21 D D i i s s a a s s s s e e m m b b l l y y is to remove the sensor and carefully coil the wire after Reassemble the purge unit in reverse order when the labeling the device and its location to aid in process is complete.
  • Page 22 Remove the cotter pin securing the vane proceeding. Contact the local Trane Service Company. operator stud to the vane drive and slide the stud out of the main drive. See Figure 12, p.
  • Page 23 D D i i s s a a s s s s e e m m b b l l y y Figure 11. Vane actuator level on interstage reassembling the chiller. Cap open lines to prevent entry of foreign material. N N o o t t e e : : Cover all open connections to avoid prolonged exposure of oil to humid air.
  • Page 24 . . A A d d j j u u s s t t a a s s n n e e c c e e s s s s a a r r y y f f o o r r e e v v e e n n u u n n i i t t l l i i f f t t . . 5. Only Trane Service Agencies have access to the certified lifting plates to allow safe compressor/ motor assembly removal.
  • Page 25 . . are located, Trane recommends welding the mount and E E n n s s u u r r e e t t h h a a t t a a l l l l t t h h e e l l i i f f t t i i n n g g e e q q u u i i p p m m e e n n t t u u s s e e d d i i s s backing plate in place.
  • Page 26 11. Use the reverse order to reassemble the economizer on the chiller. Be sure to install new gaskets at the appropriate joints. 12. Torque all bolts to specifications. Consult with your Trane service group for specific torques for your economizer design. Tracer AdaptiView Display Arm Removal...

  • Page 27: Control Panel Removal

    D D i i s s a a s s s s e e m m b b l l y y Control Panel Removal Unit-mounted Starter Removal W W A A R R N N I I N N G G Additional horizontal and vertical clearances may be obtained by removing the unit-mounted starter on H H a a z z a a r r d d o o u u s s V V o o l l t t a a g g e e w w / / C C a a p p a a c c i i t t o o r r s s ! !
  • Page 28 D D i i s s a a s s s s e e m m b b l l y y Condenser/Evaporator W W A A R R N N I I N N G G Disassembly H H a a z z a a r r d d o o u u s s V V o o l l t t a a g g e e w w / / C C a a p p a a c c i i t t o o r r s s ! ! F F a a i i l l u u r r e e t t o o d d i i s s c c o o n n n n e e c c t t p p o o w w e e r r a a n n d d d d i i s s c c h h a a r r g g e e After the compressor assembly has been removed on c c a a p p a a c c i i t t o o r r s s b b e e f f o o r r e e s s e e r r v v i i c c i i n n g g c c o o u u l l d d r r e e s s u u l l t t i i n n d d e e a a t t h h o o r r...

  • Page 29: Heat Recovery

    D D i i s s a a s s s s e e m m b b l l y y Disassembly of Chillers with Figure 21. Separable shell unit (end view) Options Heat Recovery Use the following steps when disassembling chillers with auxiliary or heat recovery condenser shells to reduce the vertical clearance required for the chiller installation.

  • Page 30: Free Cooling

    D D i i s s a a s s s s e e m m b b l l y y 7. Remove and coil up sensors. connecting flanges. (Typical rigging for lifting the suction elbow can be seen in Figure 15, p.
  • Page 31 This is the only sealing compound recommended may be used in place of GORE-TEX. However, great by Trane for use on O-ring joints. To use this care must be taken to prevent the sealant from sealing compound, apply a light bead entering the first stage IGV housing.
  • Page 32 Final Installation Procedures After the chiller has been moved to the equipment room and reassembled under Trane supervision, leak testing, and evacuation can be performed by Trane or under Trane supervision. Upon verification of leak tightness, installation can proceed for unit piping, wiring, etc.
  • Page 33 R R e e a a s s s s e e m m b b l l y y commissioning process can be completed by Trane or For additional information regarding compressor under the supervision of authorized Trane personnel.
  • Page 34 N N o o t t e e s s CVHE-SVN04M-EN...
  • Page 35 N N o o t t e e s s CVHE-SVN04M-EN...
  • Page 36 ® , Thermo King ® Trane ® — work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables; and increase industrial productivity and efficiency. We are a global business committed to a world of sustainable progress and enduring results.

This manual is also suitable for:

Centravac cdhfCentravac cvhfCentravac cvheCentravac cvhg

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