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Summary of Contents for Trane LWHA 013
- Page 1 TRANE Installation Operation Maintenance Low Height Air handler (LWHA_ME) • BELT DRIVE, 013-133 • DIRECT DRIVE, 013-053 Model LWHA_ME BC-KSA001-EN (July 2018)
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Page 2: Table Of Contents
These instructions do not attempt to This manual covers the installation, cover all variations in systems, nor to operation and maintenance of the provide for every possible contingency Trane Chilled Water Blower coil Air Dimension Data 7-12 15-16 to be met in connection with Handlers. -
Page 3: Unit Installation
A field fabricated auxiliary drain pan Low Static Std.Static High Static Drive OBSERVE THESE WARNINGS MAY zontal application only. may be installed under the unit, and LWHA 013 A=0.18 B=0.37 C=0.75 K=0.35 RESULT IN PERSONAL INJURY, 2. Available power supply must agree Digit 8... - Page 4 3. When attaching piping to the coil not supplied by Trane. Refer to General header, make the connection only Condensate Drain Con- Specification, for electrical cha- tight enough to prevent leaks, the nections racteristics of motors.
- Page 5 ® ® TRANE TRANE Unit Installation Unit Installation STANDARD COIL’s COPPER Header Connec on LWHA SIZE CHW Coil HOTW Coil 013 - 133 1-1/2"BSPT 1-1/4"BSPT...
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Page 6: Dimension Data
® ® TRANE TRANE Dimension Data Dimension Data LWHA 013/020/023/033 - LH Coil LWHA 013/020/023/033 - LH Coil... - Page 7 ® ® TRANE TRANE Dimension Data Dimension Data LWHA 043/053/063/083/113/133-LH Coil LWHA 043/053/063/083/113/133-LH Coil...
- Page 8 ® ® TRANE TRANE Dimension Data Dimension Data LWHA 013/020/023 - LH Coil LWHA 013/020/023 - LH Coil...
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Page 9: General Specification
® ® TRANE TRANE General Specification General Specification LWHA_ME, 013 thru 133 Model LWHA 013 LWHA 020 LWHA 023 LWHA 033 LWHA 043 LWHA 053 LWHA 063 LWHA 083 LWHA 113 LWHA 133 Nominal Airflow, 1076 1250 1719 2005 2578... - Page 10 ® ® TRANE TRANE Dimension Data Dimension Data LWHA 033/043/053 - LH Coil LWHA 033/043/053 - LH Coil...
- Page 11 ® ® TRANE TRANE LWHA Schematic Wiring LWHA Wiring Diagram Diagram (Without Starter) (Direct Drive Fan)
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Page 12: Operation / Start Up
® ® TRANE TRANE Operation / Start-Up Maintenance Pre-Start-Up Inspection Start-Up procedures Change / Clean Filters readjust to the maximum value. WARNING To measure belt tension, use a belt Perform the following checks and After completing all items under "Pre- Change or clean air filters at least twice tensioner as shown in Figure 6. -
Page 13: Maintenance
® ® TRANE TRANE Maintenance Maintenance Fan Belt Maintenance Maintenance Contract Table1 The equipment described in this Training manual is the result of many years of research continuous Clean fan belts and pulleys with a dry development. cloth. Oil and grease must be kept off... -
Page 14: Trouble Analysis
OR DAMAGE IF THE IMPELLER IS diagnostic aid only. For detailed repair SUBJECT TO “WINDMILLING”. Overload trip. Check and reset overload. procedures, contact your local Trane THE IMPELLER SHOULD BE Inproper wiring or connections. Check wiring with diagram supplied on Service Company. - Page 15 ® ® TRANE TRANE LWHA Series Trouble Analysis Symptom Probable cause Recommended Action Rapid motor bearing wear Excessive overhung load due to Check belt tension and overhung load. overtensioned drive. Excessive overhung load due to a Replace sheave with larger one.
- Page 16 Stocking Location Trane has a policy of continuous product and product data improvement and reserves the right to charge For more information, contact your local district design and specifications without notice. Only qualified technicians should perform the installation and office servicing of equipment referred to in this publication.
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