Bosch GreenSource SM024 - Page 82

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Bosch Thermotechnology Corp.

65 Grove Street, Watertown, MA 02472

Phone: +1 (800) 283-3787 | Fax: +1 (603) 965-7568

www.bosch-climate.us.com

Revised 02/19

8733819578

Main Page

Table of Contents2
Document Conventions4
- Key to Symbols4
Safety Warnings4
Model Nomenclature5
General Description6
Inspecting and Storing the Equipment7
- Moving and Storage7
- Initial Inspection7
- Standard Package7
Unit Installation8
Location Selection8
Blower Configurations8
- Horizontal (HZ) Blower Configuration8
- Vertical (VT) Blower Configuration14
Return and Discharge Air Duct Flanges Preparation14
Corner Cap Installation Instructions (for HZ Units Only)14
Mounting Vertical (VT) Units16
Mounting Horizontal (HZ) Units16
Hanging Bracket Kit16
- Installation Instructions16
Condensate Drain18
Duct System18
Piping18
Electrical21
- Electrical Component Box21
- Alarm Terminal Wiring21
Electronic Thermostat21
- Installation21
Heat Recovery Package (HRP) Setup22
- Water Tank Preparation22
- HRP Water Piping22
- Water Tank Refill23
Specific Application Considerations24
- Well Water Systems24
- Cooling Tower/Boiler Systems25
- Geothermal Systems26
Post-Installation System Checkout27
Unit Start-Up27
- Initial Start-Up of a HRP System27
Unit Configuration28
- Bosch Easystart App28
- Settings28
- Alarm Mode29
- Fan Motor29
- Configurable Hard Lockout29
System Operation30
- Timers and Faults30
- Sequence of Operation30
- Fan Operation31
- Loop Pump Operation31
- Reversing Valve Operation32
- Comfort Mode32
- Economy Mode32
- Emergency Heating Mode32
- Heat Recovery Package (HRP)32
- Dehumidification33
- Latching Mode Operation33
- Unlatching Mode (Factory Default)33
System Protection34
- Consumer Enhanced Security34
- Compressor Demand (Y1 Call)34
- Pressure Protection34
- Brownout Protection35
- Low Loop Water Protection Control (LLWPC) (Boilerless Control)35
- Water Flow Detection35
- Sensor Monitoring35
Options40
- Electric Heat40
- Smart Start Assist40
- Smart Start Assist Specifications41
- Smart Start Assist Modes of Operations41
- Loop Pump Control (Former Pump Valve Relay Kit)43
Wireless Interface Module (WIM)44
Troubleshooting45
- HPC LED Status Indicator (Blink Code) Information45
- Compressor Ohms45
Unit Troubleshooting46
- Unit Noise Troubleshooting52
- HRP Troubleshooting53
- Smart Start Assist Troubleshooting54
- Smart Start Assist Flashing Sequence54
- Water Side Pressure Drop Table for HZ Units55
- Water Side Pressure Drop Table for VT Units56
Maintenance57
Wiring Diagrams58
Thermostat Connections61
Alarm Terminal Wiring61
- Basic Piping Diagram62
Dimensional Drawings63
- Horizontal-Straight-Through Configuration63
- Horizontal-Hanging Bracket Locations64
- Vertical Dimensional Drawing65
Exploded Views66
- HZ Unit Exploded View67
- VT Unit Exploded View68
Terminology69
- Acronyms69
- Terms69
Spare Parts List70
- Wiring Harness70
- Electrical Box Typical Layout and Spare Parts List74
Refrigeration Components76
- Rev. C HZ76
- Rev. C VT77
Decommissioning Information78
- Protecting the Environment78
Check-Out Sheet79
Easystart Check-Out Sheet80
Notes81

Bosch GreenSource SM024 - Page 82

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