Bosch MDCI8-1 Installation Manual

Mini vrf heat pump outdoor unit climate 5000 vrf mdci series, single phase
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Mini VRF Heat Pump Outdoor Unit
Climate 5000 VRF
MDCI series, SINGLE PHASE
Installation manual
Before using your air conditioning unit, please read this manual carefully and keep it for future reference.

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  Summary of Contents for Bosch MDCI8-1

  • Page 1 Mini VRF Heat Pump Outdoor Unit Climate 5000 VRF MDCI series, SINGLE PHASE Installation manual Before using your air conditioning unit, please read this manual carefully and keep it for future reference.
  • Page 2 2 | PRECAUTIONS CONTENTS PAGE After unpacking, ensure you inspect the unit for damage. When installing this equipment, anti vibration pads must be installed to stop vibration. 1. PRECAUTIONS ..............2 To avoid personal injury (with sharp edges), care must be taken when 2.
  • Page 3: Attached Fittings

    ATTACHED FITTINGS | 3 2. ATTACHED FITTINGS Ensure all fittings are supplied with unit prior to installation. NAME SHAPE QUANTITY 1. Outdoor unit installation manual 2. Outdoor unit owner’s manual INSTALLATION FITTINGS 3. Indoor unit owner’s manual 4. Outflow connecting tube •...
  • Page 4: Handling And Installation

    4 | OUTDOOR UNIT INSTALLATION 3.3 Handling and installation • Caution must be taken when handling the outdoor unit, the weight is not in the centre of the unit. The unit is heavier on the front right side. For lifting advice consult HSE and use specified lifting equipment.
  • Page 5: Installing The Connective Pipework

    INSTALLING THE CONNECTIVE PIPEWORK | 5 4. INSTALLING THE CONNECTIVE 4.3 Connecting method PIPEWORK Select refrigerant pipe ■ Table 4-2 Ensure the pipe limitations in this manual have been complied with. Failure to do so will cause the unit to malfunction. Pipe definition Pipe location Code...
  • Page 6 6 | INSTALLING THE CONNECTIVE PIPEWORK 4.5 Confirmation for the diameters of outdoor unit Pipe diameter of the connections onto the outdoor unit. ■ connecting pipes Table 4-7 Pipework Pipe diameter of outdoor Table 4-4 R410A outdoor unit connecting pipes diameters side unit‘s connections (inches) Total capactiy...
  • Page 7 INSTALLING THE CONNECTIVE PIPEWORK | 7 4.6 Illustration • Indoor unit branch pipe Inner branch pipes are a~f, for size selection please refer to Table 4-6. Outdoor Unit((Take Model 160 For Example) Note: The Maximum length of the branch pipe should not exceed more than 15m.
  • Page 8 8 | INSTALLING THE CONNECTIVE PIPEWORK • The second connection method Outdoor unit Equivalent pipe length to the nearest branch. Maximum equivalent pipe length (From the first line branch pipe) Maximum equivalent pipe length The First Line Branch Pipe Indoor unit Fig.
  • Page 9: Electrical Wiring

    ELECTRICAL WIRING | 9 5. ELECTRICAL WIRING Outdoor unit X Y E P Q E Power Supply Signal wire between indoor/outdoor unit Indoor unit Indoor unit Indoor unit Branch Box Branch Box Branch Box Power Supply Signal wire between indoor units Please use 3-core shielded wire, and connect the shielded layer to ground.
  • Page 10 10 | ELECTRICAL WIRING Power (380-415V~ 50Hz 3-Phase) Power (220-240V~ 50Hz 1-Phase) Switch / Circuit breaker Switch / Circuit breaker Power wiring Power wiring wire distribution box (indoor) (outdoor) in broken line table, users can purchase the Central control montior when necessary. please contact your local supplier for details.
  • Page 11 ELECTRICAL WIRING | 11 NOTE NOTE The air conditioning units can be connected to a Central Control The wire diameter and continuous length has been calculated and Monitor (CCM). Before operation, ensure the wiring is completed and cannot have more than a 2% fluctuation in voltage. all internal and external units are addressed.
  • Page 12: Test Running

    12 | TEST RUNNING Table 5-3 Calculate the refrigerant thickness SW3 (SW-1) A[kg] ≤ critical thickness Obtain network address automatically Obtain network address manually Delete indoor unit network address Counter measure against over high thickness 1 Install a mechanical ventilator to reduce the refrigerant thickness under a critical level.
  • Page 13 NOTES | 13 Mini VRF Heat Pump Outdoor Unit 6 720 874 421 (2017/04) ZA...
  • Page 14 14 | NOTES 6 720 874 421 (2017/04) ZA Mini VRF Heat Pump Outdoor Unit...
  • Page 15 Project Name: Project Address Project Reference Number Commissioning Date Commissioning Engineer Engineers Commissioning Number Engineers Service Number Notes Installation Engineers Signature Commissioning Engineers Signature Print Name Print Name...
  • Page 16 Pre Commissioning Checks Condenser Installation Condition Condenser Access Condition Indoor Unit Installation Condition Indoor Unit Access Sbox Installation Condition Sbox Acces Condition Power Status Leak Tested Too Duration Pressure Tested Too Duration Strength Tested Too Duration Tripple Evacuated Duration Evacuation Reading (Must be 1.5 Torr or 0.5mb) Notes...
  • Page 17 Outdoor Unit Details Outdoor Location Outdoor Serving Location Outdoor Model Number Outdoor Serial Number Compressor 1 Serial Number Compressor 2 Serial Number Outdoor Unit Address Setting Total Pipe Length Total Index of Indoors Standard Refrigeration Charge Additional Refrigerant Power Supply...
  • Page 18 Indoor Details Indoor Unit 1 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 2 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 3 Model Number Serial Number Power Supply Address Setting Sbox Setting Indoor Unit 4 Model Number...
  • Page 19 Indoor Details Indoor Unit 5 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 6 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 7 Model Number Serial Number Power Supply Address Setting Sbox Setting Indoor Unit 8 Model Number...
  • Page 20 Indoor Details Indoor Unit 9 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 10 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 11 Model Number Serial Number Power Supply Address Setting Sbox Setting Indoor Unit 12 Model Number...
  • Page 21 Indoor Details Indoor Unit 13 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 14 Model Number Serial Number Power Supply Address Setting Sbox Port Setting Indoor Unit 15 Model Number Serial Number Power Supply Address Setting Sbox Setting Indoor Unit 16 Model Number...
  • Page 23 Outdoor/Sbox Data Outdoor 1 Heating Cooling Model Number Serial Number Compressor Discharge Temp Compressor Frequency High Pressure Reading Low Pressure Reading Compressor Serial Num 1 & 2 Outdoor 2 Heating Cooling Model Number Serial Number Compressor Discharge Temp Compressor Frequency High Pressure Reading Low Pressure Reading Compressor Serial Num 1 &...
  • Page 24 Robert Bosch Pty Ltd 96, 15 Avenue 1685 Midgrand South Africa...

This manual is also suitable for:

Mdci10-1Mdci12-1Mdci14-1Mdci16-1