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Summary of Contents for Bosch BICA Series
- Page 1 Installation Instructions Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units 1.5-3 Ton Capacity | R454B...
- Page 2 Installation Instructions Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
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Page 3: Table Of Contents
9.1 Condensate Drain Connection 10 Air Filter (Not Factory-Installed) 11 Maintenance 11.1 Cleaning Precautions 11.2 Regular Maintenance 12 Disposal 13 Wiring Diagrams 14 LED Flashing Troubleshooting Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 4: Key To Symbols And Safety Instructions
Fire, electrical shock, property damage, personal injury, or death! All phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES. If additional information is required please contact your local distributor. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) - Page 5 Product damage! Make sure the blower motor support is tight (Figure 1). Then check if wheel is tightly secured to motor shaft before operating unit. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
- Page 6 WARNING Personal injury! The unit must be permanently grounded. Failure to do so may result in electrical shock causing personal injury or death. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
- Page 7 • Equipment marking must remain visible and legible. Markings and signs that are illegible shall be corrected. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
- Page 8 Cylinders shall be complete with pressure-relief valve and associated shut-off valves in good working order. Empty recovery cylinders are evacuated and, if possible, cooled before recovery occurs. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
- Page 9 Do not use the air conditioner until a service person confirms that the refrigerant leak is repaired. Keep ventilation openings clear of obstruction. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
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Page 10: Dimensional Data
46-11/16 [1186] 3/4 [19] 3/8 [9.5] 49-1/4 [1251] 10-1/4 [260] 26-3/8 [670] 6-1/2 [165] 42 [1067] 46-11/16 [1186] 3/4 [19] Table 2 10 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 11: Cased Unit Dimensions
3/8 [9.5] 55-3/8 [1406] 11 [282] 27-3/4 [704] 6-7/8 [174] 42-3/8 [1076] 51-3/4 [1315] 40 [1016] 7 [178] 3/4 [19] Table 3 Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 11... -
Page 12: A2L Refrigerant Sensor
The allowed maximum refrigerant charge (Mmax) and the required minimum room area (Amin) can be determined according to Table 5 and Tables 6-8. 12 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 13: Refrigerant Charge And Room Area Limitations
The room area in which the unit is installed shall be not less than 20% Amin. Amin is shown in Tables 6-8. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 13... - Page 14 14 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
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Page 15: The Allowed Maximum Refrigerant Charge
17.6 38.0 14-2 6-13 39.0 14-5 18.5 39.9 14-12 19.5 20.4 40.8 15-0 21.3 7-11 41.8 15-7 22.2 42.7 15-14 Table 5 Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 15... - Page 16 49.4 50.8 51.8 53.2 54.2 55.7 58.7 52.1 53.6 54.7 56.2 57.2 58.7 61.8 54.9 56.5 57.5 59.1 60.2 61.8 Table 8 16 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
- Page 17 If the actual room area, air outlet height, and refrigerant charge amount are not reflected in the above table, more severe cases need to be considered according to the data in the tables 4-9. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 17...
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Page 18: Mounting
“HACR” type circuit breakers. • High voltage wiring must be connected to the red and black wiring in the control section of the air handler. 18 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 19: Dip Switch Settings
TAPS NOT USED NOT USED THE FACTORY THE FACTORY SW6-3,4 DEFAULT DEFAULT SW7-1,2 THE FACTORY THE FACTORY DEFAULT DEFAULT SW7-3,4 Figure 7 Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 19... -
Page 20: Uncased Unit
1. Airflow data is without filter. 2. Use wet coil data for determining cooling airflow. 3. Bottom louver panel adds 0.05 in. static pressure. 20 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 21: Cased Unit
1. Airflow data is without filter. 2. Use wet coil data for determining cooling airflow. 3. Bottom louver panel adds 0.05 in. static pressure. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 21... - Page 22 1. Airflow data is without filter. 2. Use wet coil data for determining cooling airflow. 3. Bottom louver panel adds 0.05 in. static pressure. 22 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024)
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Page 23: Required Airflow Range For Normal Operation
3 Flash / Cycle 4 Flash / Cycle A2L Sensor Communication Error 8 Flash / Cycle A2L Sensor Over Service Life Table 15 Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 23... -
Page 24: Refrigerant Connections
Refer to local code requirements for usage of auxiliary drain pan and condensate overflow switch. 24 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 25: Air Filter (Not Factory-Installed)
This residue could soil ceilings, walls, drapes, carpets and other articles in the house. Soot damage may occur with filters in place, when certain types of candles, oil lamps or standing pilots are burned. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 25... -
Page 26: Maintenance
. The sharp metal edges can cut you. Components and units must be properly disposed in accordance with federal or local regulations. 26 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 27: Wiring Diagrams
Note: Any time the electric heat elements are active, the indoor fan will run in high stage. Support 3H and 1C thermostat non-communicating setup Figure 12 Thermostat wiring diagram for BOVA 15 with BICA series Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 27... -
Page 28: Wiring Diagram
5: The rated operating condition of Alarm is 24 VAC/1A or 30 VDC/1A or 250 VAC/1A. Figure 13 Wiring Diagram for BICA 28 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) - Page 29 The blower motor is equipped with a Time Delay Board (TDB). There is a 90 second Fan-off delay when G is de-energized on the thermostat terminal. This setting cannot be changed. Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 29...
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Page 30: Led Flashing Troubleshooting
140 F? Figure 18 Replace the A2L refrigerant sensor and power the unit back up again. Figure 16 30 | Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) -
Page 31: Online Help Resources
Alternatively, please visit our Service & Support webpage to find FAQs, videos, service bulletins, and more; www.boschheatingcooling.com/service or use your cellphone to scan the code below. Figure 19 Bosch IDS Heat Pump BICA Series Ceiling Mounted Air Handler Units - BTC 762003312 A (12.2024) | 31... - Page 32 United States and Canada Bosch Thermotechnology Corp. 65 Grove St. Watertown, MA 02472 Tel: 800-283-3787 www.bosch-homecomfort.us BTC 762003312 A / 12.2024 Bosch Thermotechnology Corp. reserves the right to make changes without notice due to continuing engineering and technological advances.
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