Bosch RL Series - 24 Notes

Bosch RL Series

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Notes

24 Notes

64 |

RL Series Heat Pumps — 8733842393 (2024/05)

Table of Contents

Default Chapter2
- Table of Contents2
1 Document Conventions3
- Key to Symbols3
- General Safety Instructions3
- Refrigerant Safety Warnings4
2 Model Nomenclature6
3 General Description7
- Operating Limits8
4 Inspecting and Storing the Equipment9
- Moving and Storage9
- Initial Inspection9
- Inspection and Unpacking Prior to Installation9
5 Unit Installation10
- Location Selection10
- Protecting the Unit During Construction11
- Return and Supply Air Duct Flanges Preparation11
- Mounting Vertical (VT) Units11
- Horizontal (HZ) Units11
- Condensate Drain14
- Duct System15
- Piping15
- Electrical-Power Supply Wiring17
- Electrical-Low-Voltage Wiring18
6 Specific Application Considerations20
- Well Water Systems20
- Open Well Water Systems20
- Cooling Tower/Boiler Systems21
- Geothermal Closed-Loop Systems22
7 Water-Quality Considerations23
8 Post-Installation System Checkout25
9 Pre-Start-Up25
- Air Coil25
- Checking Scroll Compressor Rotation25
10 Start-Up26
- Unit Start up Cooling Mode26
- Unit Start up Heating Mode26
11 Commissioning26
12 Safety Devices and the UPM Controller Overview27
- UPM Default Settings and DIP Switch Positions29
- UPM Board Features29
- UPM Sequence of Operation31
13 Fan Motor32
- Permanent Split Capacitor Motors (PSC)32
14 Maintenance35
- Filter Changes35
- Annual Checkup35
- Annual Condensate Drain Cleaning35
15 Handling Periodic Lockouts35
16 Servicing and Repair Information35
- Personal Protective Equipment35
- Confined Space Work35
- Controlled Work Procedure35
- Safety Checks35
- Checks to Electrical Devices36
- Repairs to Sealed Components36
- Repair to Intrinsically-Safe Components36
- Check Cabling36
- Detection of Flammable Refrigerants36
- Removal and Evacuation37
- Charging Procedures37
- Recovery37
- Service Access38
17 Decommissioning Information39
- Protecting the Environment39
- Decommissioning Procedure39
- Labeling39
18 Troubleshooting40
- Unit Troubleshooting40
19 Specification Tables46
- Operating Temperatures and Pressures46
- Water-Side Pressure Drop Table52
- Compressor Characteristics53
- Corner Weights (Horizontal Cabinets Only)54
- Model 24 Thermistor (Freeze Sensor) Test Values55
20 Wiring Diagrams56
- Single-Stage, Single-Phase, Standard Unit with Permanent Split Capacitor (PSC) Motor56
21 Dimensional Drawings57
- Vertical (VT) Unit Dimensions57
- Horizontal (HZ) Unit Dimensions59
- Service Clearance61
22 Terminology62
- Acronyms62
- Terms62
23 Check-Out Sheet63
24 Notes64

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