Bosch BOVA-60 User Manual

Bosch BOVA Split System Heat Pump
Condensing Units Up to 18 SEER
2-3-4-5 Ton Capacity
R410A
Installation Instructions

Bosch BOVA-60 Specifications

General

Brand	Bosch
Model	BOVA-60
Category	Heat Pump
Language	English

Summary

Bosch BOVA Split System Heat Pump Installation Instructions

Key to Symbols and Safety Instructions

Safety Precautions

Specific Warnings

Details specific hazards like refrigerant oil, hot surfaces, refrigerant, grounding, and indoor unit requirements.

Refrigerant Line Considerations

Refrigerant Line Leak Check

Check for Leaks

Evacuation

Evacuate the Refrigerant Lines and Indoor Coil

Electrical - Low Voltage

Electrical - High Voltage

Start Up

System Start Up

System Charge Adjustment

Charging: Weigh-in Method

Explains the weigh-in method and calculating additional charge.

Subcooling Charging and Refrigerant Adjustment

Details the subcooling method for cooling mode and temperature considerations.

Superheat Calculation

Guides on calculating superheat using suction line measurements and charts.

Subcooling Calculation

Guides on calculating subcooling using liquid line measurements and charts.

Refrigerant Level Adjustment

Describes adding or recovering refrigerant based on subcooling values.

System Operation and Troubleshooting

Control Logic Description

Defrost Description

Protection Functions

Details various protection mechanisms like temperature, pressure, and voltage limits.

Fault Code Table

System Protection Status Codes

Parameter Point Check Table

Control Board Overviews

Error Code Troubleshooting

P1 (High Pressure Switch Protection)

Troubleshooting steps for high pressure switch faults.

P5 (Condenser Coil Temperature Protection)

Troubleshooting steps for condenser coil temperature faults.

Hb (High Pressure Protection in Heating)

Troubleshooting for high pressure protection in heating mode.

P3 (Compressor Over Current Protection)

Troubleshooting steps for compressor over current faults.

P2 (Low Pressure Protection in Cooling)

Troubleshooting steps for low pressure protection in cooling.

P4 (Compressor Discharge Sensor Fault)

Troubleshooting steps for compressor discharge sensor faults.

E4 (Temperature Sensor Fault)

Troubleshooting steps for temperature sensor faults.

PH (Low Discharge Superheat Protection)

Troubleshooting steps for low discharge superheat.

H8 (Pressure Transducer Fault)

Troubleshooting steps for pressure transducer faults.

F1 (High Pressure Switch Fault)

Troubleshooting steps for high pressure switch faults.

E7 (Compressor Discharge Sensor Fault)

Troubleshooting steps for compressor discharge sensor seated faults.

C3 (Condenser Coil Sensor Fault)

Troubleshooting steps for condenser coil sensor seated faults.

E6 (DC Fan Motor Fault)

Eb (System Lockup)

E9 (EEPROM Fault)

H0 (Communication Fault)

E5 (High/Low Voltage Protection)

P6/L0-L9 (IPM Module Protection)

H4 (System Lockup)

AtL (Ambient Temperature Limited)

Wiring Diagrams