Table of Contents CP/BP Series TaBle of ConTenTS Model Nomenclature ..................3 Initial Inspection ..................4 General Description ..................4 Moving and Storage ..................4 Safety Considerations .................. 4 Location ....................... 4 Installation ....................5 Mounting Vertical Units ................5 Mounting Horizontal Units ................
CP/BP Series Initial Inspection InITIal InSPeCTIon be left in its shipping carton and stored in a clean, dry area. Units must only be stored or moved in the Be certain to inspect all cartons or crates on each normal upright position as indicated by the “UP” unit as received at the job site before signing the arrows on each carton at all times.
Installation CP/BP Series InSTallaTIon MounTInG HorIzonTal unITS While horizontal units may be installed on any Remove shipping block under blower housing. level surface strong enough to hold their weight, Loosen compressor mounting bolts. they are typically suspended above a ceiling by threaded rods.
CP/BP Series Condensate drain panels, and replacement of air filters for routine (Heat Pumps are not internally trapped). A vertical maintenance. This will ensure proper work space for air vent is sometimes required to avoid air pockets service personnel to perform maintenance or repair. (See Figure #3).
Number CP/BP015 450-153 HIGH CP/BP018 450-153 HIGH CP/BP024 450-157 HIGH CP/BP030 450-154 HIGH CP/BP036 450-158 HIGH CP/BP042 450-155 HIGH CP/BP048 450-155 HIGH CP/BP060 450-156 HIGH CP/BP070 450-156 HIGH Revised 01-11 Subject to change without prior notice 6 720 220 045...
(C) side of the to “ON”. transformer, the unit must be provided with a malfunction relay (Bosch option # 660-006) to The factory default for the Freeze setting is in properly energize the light. The relay coil will be Caution “ON”...
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Thermostat Connections CP/BP Series energized until the low pressure switch closes and the • l.e.d. faulT IndICaTIon—Two L.E.D. indicators anti-short cycle time delay expires. If the low pressure are provided: switch opens 2–4 times in 1 hour, the unit will enter a •...
3. Bosch recommends the following guidelines for wiring between a thermostat and the unit: 18 The typical control of a unit is by a thermostat that GA up to 60 foot, 16 GA up to 100 ft and 14 GA senses the temperature in the space.
Sequence of operation CP/BP Series 11 contactor are energized through the contacts of the pressure is reduced causing a loss in heating capacity. reheat relay. See Typical Wiring Diagram page 28. A means of providing higher flow in the heating mode The cooling relay remains de-energized enabling the should be provided.
12 CP/BP Series Water Piping operating Pressures and Temperatures system to avoid possible vibration. Ball valves should be installed in the supply and return lines for unit Operating pressures and temperatures in the reheat isolation and unit water flow balancing. mode vary slightly from standard cooling mode operat- No unit should be connected to the supply or return ing characteristics.
80°F in the heating mode when equipped with the correct size optional extended range. In the cooling mode, heat is rejected from the Bosch unit into the water loop. A Revised 01-11 Subject to change without prior notice 6 720 220 045...
14 CP/BP Series unit Start up • Verify that the low voltage wiring between the 12. Check for vibrations, leaks, etc... thermostat and the unit is correct 13. Instruct the owner on the unit and thermostat • Verify that the water piping is complete and operation correct MaInTenanCe...
unit Check-out sheet CP/BP Series 25 unIT CHeCK-ouT SHeeT Customer Data Customer Name ________________________________________________ Date __________________________________ Address ________________________________________________________ __________________________________________________________________ Phone __________________________________________________________ Unit Number _________________________ Unit Nameplate Data Unit Make ______________________________________________ Model Number _________________________________________ Serial Number_______________________________ Refrigerant Charge (oz) _____________________ Compressor: RLA ____________________ LRA ______________ Blower Motor: FLA (or NPA) __________...
26 CP/BP Series Troubleshooting TrouBleSHooTInG Problem Possible Cause Checks and Corrections Entire unit Power Supply Off Apply power, close disconnect does not run Blown Fuse Replace fuse or reset circuit breaker. Check for correct fuses Voltage Supply Low If voltage is below minimum voltage specified on unit data plate, contact local power company.
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Troubleshooting CP/BP Series 27 Insufficient Unit undersized Recalculate heating and or cooling loads. If excessive, possibly adding insulation and shading will rectify the problem cooling or heating Check for leaks in duct work or introduction of ambient air Loss of conditioned air by leakage through doors or windows Lack of adequate air flow or improper distribution of air.