Bosch 15 SEER2 Series - Table of Contents

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Installation Instructions
Bosch 15 SEER2 Inverter Ducted Packaged Heat Pump - BTC 761701319 A (12.2022)
Table of Contents
1 Key to Symbols and Safety Instructions 4
1.1 Key to Symbols 4
1.2 Safety 4
2 Component Location 6
2.1 3 Ton Model 6
2.2 5 Ton Model 7
3 Dimensions 8
3.1 3 Ton Model 8
3.1.1 Unit Dimensions 8
3.1.2 Dimensions - Back and Bottom 9
3.1.3 Dimensions - Left and Top 10
3.2 5 Ton Model 11
3.2.1 Unit Dimensions 11
3.2.2 Dimensions - Back and Bottom 12
3.3.3 Dimensions - Left and Top 13
4 Installation 14
4.1 Pre-Installation 14
4.2 Rigging and Lifting 14
4.3 Location Restrictions 14
5 Airfl ow Performance 16
6 Indoor Fan Motor Function 17
7 Ductwork 18
8 Condensate Drain Connection 19
8.1 Install Drain Pipe 19
9 Air Filter (Not Factory-Installed) 19
10 Electrical Wiring 20
10.1 Power Wiring 20
10.2 Grounding 20
10.3 Control Wiring 20
11 Start Up 23
11.1 System Start Up 23
12 System Charge Adjustment 24
12.1 Charging: Weigh-In Method 24
12.2 Subcooling Charging and Refrigerant Adjustment In Cooling
(Above 55°F Outdoor Temp.) 24
13 System Operation and Troubleshooting 26
13.1 Control Logic Description 26
13.2 Sensors (Thermistors/Pressure Transducer) 26
13.3 Defrost Description 27
13.4 Compressor Crankcase Heater Description 27
13.5 Reversing Valve Operation 27
13.6 Protection Functions 28
13.7 Fault Code Table 29
13.8 Parameter Point Check Table 30
13.9 Control Board Overview 31
13.9.1 Outdoor Unit Control Board for 3 Ton Model 31
13.9.2 Outdoor Unit Control Board for 5 Ton Model 32
13.10 Error Code Troubleshooting (ODU) 34
13.11 Error Code Troubleshooting (IDU) 40
13.12 Temperature and Resistance Relationship Tables (for Sensors) 41
13.13 Temperature and Resistance Relationship Tables (for Tf) 42
13.14 Wiring Diagram 43
14 Maintenance 44
14.1 Cleaning Precautions 44
14.2 Regular Maintenance 44