Bosch BMS500-AAM018-1CSXHC Installation Instructions Manual Download Page 27 | Manualshive

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Installation Instructions

Bosch Climate 5000 Series Wall Mounted Ductless Split Air Conditioner / Heat Pump (06.2022)

9 Electrical and Refrigerant Leak Checks

9.1 Electrical Safety Checks

After installation, conﬁ rm that all electrical wiring is installed in

accordance with local and national codes / regulations, and according
to the Installation Manual. All testing must be performed by a licensed
electrician.

WARNING: RISK OF ELECTRIC SHOCK



All wiring must comply with local and national electrical
codes, and must be installed by a licensed electrician.

9.2 Refrigerant Leak Checks

Perform refrigerant leak check on all joints.

Figure 38

A: Low pressure service valve
B: High pressure service valve
C& D: Indoor unit flare nuts

Check-point of indoor unit

Check-point of outdoor unit

A

B

C

D

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Summary of Contents for BMS500-AAM018-1CSXHC

Page 1: ...tor and per the instructions in the installation manual Improper installation can cause water leakage electrical shock or fire In North America installation must be performed in accordance with the requirement of NEC National Electric Code and CEC Canadian Electric Code by licensed and qualified personnel only Only contact a licensed contractor for repair or maintenance of this unit ...

Page 2: ...2 Installation Instructions Bosch Climate 5000 Series Wall Mounted Ductless Split Air Conditioner Heat Pump 06 2022 ...

Page 3: ... Unit Installation 17 7 Refrigerant Piping Connection 22 7 1 Connection Instructions Refrigerant Piping 22 7 2 Connecting Piping to Indoor Unit 24 7 3 Connecting Tubing to Outdoor Unit 24 8 Evacuation and Charging Process 25 8 1 Preparations and Precautions 25 8 2 Evacuation Instructions 25 8 3 Adding Refrigerant 26 9 Electrical and Refrigerant Leak Checks 27 9 1 Electrical Safety Checks 27 9 2 Re...

Page 4: ... Do not modify the length of the power supply cord or use an extension cord to power the unit Do not share the electrical outlet with other appliances Improper or insufficient power supply can cause fire or electrical shock WARNING INSTALLATION REQUIREMENTS Installation must be performed by a licensed contractor and per the instructions in the installation manual Improper installation can cause wa...

Page 5: ...facturer its service agent or similarly qualified persons such as a licensed electrician in order to avoid a hazard The product must be properly grounded at the time of installation or electrical shock may occur CAUTION BURN HAZARD For units that have an auxiliary electric heater do not install the unit within 1 meter 3 feet of any combustible materials Do not install the unit in a location that m...

Page 6: ...T NOTE Read this manual carefully before installing or operating your new air conditioning unit Make sure to save this manual for future reference Owner s Manual Aurora Series All Model Numbers INVERTER SPLIT TYPE ROOM AIR CONDITIONER CS78421 548 754 IMPORTANT NOTE Read this manual carefully before installing or operating your new air conditioning unit Make sure to save this manual for future refe...

Page 7: ...igure 1 Mount Indoor Unit Page 16 STEP8 Wrap Piping and Cable Page 16 1 2 3 Prepare for Refrigerant Pipe Page 11 Connect Wiring Page 14 Prepare Drain Hose Page 13 5 6 7 8 9 Select Installation Location Page 9 Attach Mounting Plate Page 10 Drill Wall Hole Page 10 Determine Wall Hole Position Page 9 1 2 3 4 12cm 4 75in 230cm 90 55in 12cm 4 75in 15cm 5 9in ...

Page 8: ...inlet 3 Air filter 4 Air outlet 5 Horizontal air flow grille 6 Vertical air flow louver inside 7 Display panel Indoor unit LED display Displays temperature operation features and error codes Outdoor unit Indoor unit Display Part Descriptions 1 2 3 4 6 7 5 9 10 8 8 ECO intelligent eye 11 Illustrations in this manual are for explanatory purposes The actual shape of your indoor unit may be slightly d...

Page 9: ...r all piping is the right side of the indoor unit while facing the unit However the unit can accommodate piping to both the left and right Refer to the following diagram Fig 3 to ensure prope clearance from walls ceiling and ﬂoor Figure 3 12cm 4 75in or more 2 3m 90 55in or more 12cm 4 75in or more 15cm 5 9in or more If back holder to prop up the unit not necessary Finishing the pipe and cable con...

Page 10: ...LE CENTER 50mm FROM EDGE TO HOLE CENTER 70mm 570 7 22 5 70 2 8 1140 44 8 50 1 9 Φ pipe hole 65 2 5 Φ pipe hole 65 2 5 370 14 6 50 1 9 60 2 4 BUBBLE LEVEL 150 100 50 2 4 6 RECOMMAND mm inch 100 100 50 50 2 2 4 4 LIQUID GAS mm inch Indoor unit outline When the gas side connective pipe is 16mm 5 8in or more the wall hole should be 90mm 3 54in Step 3 Drill wall hole for connection You must drill a hol...

Page 11: ... side from which the piping will exit the unit 2 If the wall hole is behind the unit keep the knock out panel in place If the wall hole is to the side of the indoor unit remove the plastic knock out panel from that side of the unit See Figure 10 This will create a slot through which your piping can exit the unit Use needle nose pliers if the plastic panel is too diﬃcult to remove by hand Figure 10...

Page 12: ...rds to release the buckles then take the lower panel down Figure 12 Open the cover and unscrew the screw AUTO COOL 3 Use a bracket or wedge to prop up the unit giving you enough room to connect the refrigerant piping signal power cable and drain hose Refer to Figure 13 for an example Figure 13 4 Connect drain hose and refrigerant piping refer to Refrigerant Piping Connection section of this manual...

Page 13: ...vent condensation 5 Remove the air ﬁlter and pour a small amount of water into the drain pan to make sure that water ﬂows from the unit smoothly If not make adjustments and test again to see if the condensate will ﬂow freely Make sure to arrange the drain hose according to Fig 11 12 DO NOT kink the drain hose DO NOT create a water trap DO NOT put the end of drain hose in water or a container that ...

Page 14: ...oor unit shall be in the multi conductor cord that connects the outdoor unit to the indoor unit 9 Every wire must be ﬁrmly connected Loose wiring can cause the terminal to overheat resulting in product malfunction and possible ﬁre 10 Do not let wires touch or rest against refrigerant tubing the compressor or any moving parts within the unit The signal power cable enables communication between the ...

Page 15: ... this slot from the back of the unit to the front 7 Facing the front of the unit match the wire colors with the labels on the terminal block connect the u lug and and ﬁrmly screw each wire to its corresponding terminal Figure 17 First open the front panel then remove the lower panel Terminal block open the Wire cover Rat baffle some units Knock out panel Cable clamp WARNING SYSTEM MALFUNCTION Do n...

Page 16: ...s are bundled in accordance with Figure 15 Do not wrap ends of piping When wrapping the bundle keep the ends of the piping unwrapped You need to access them to test for leaks at the end of the installation process refer to Electrical Checks and Leak Checks section of this manual Step 8 Mount indoor unit If you installed new connective piping to the outdoor unit do the following 1 If you have alrea...

Page 17: ...l minimum requirements shown in Installation Space Requirements Figure 17 Figure 19 e v o b a n i 4 2 m c 0 6 60cm 24in on right 30cm 12in on left 200cm 79in in front 30cm 12in from backwall Good air circulation and ventilation Firm and solid the location can support the unit and will not vibrate Noise from the unit will not disturb others Protected from prolonged periods of direct sunlight or rai...

Page 18: ... in the base pan of the unit 3 Rotate the drain joint 90 until it clicks in place facing the front of the unit 4 Connect a drain hose extension not included to the drain joint to redirect water from the unit during heating mode If the drain joint doesn t come with a rubber seal see Figure 20 pos B do the following 1 Insert the drain joint into the hole in the base pan of the unit The drain joint w...

Page 19: ...l building codes Outdoor Model OutdoorUnitDimensionsmm in MountingDimensions W x H x D Distance A mm in Distance B mm in BMS500 AAS012 0CSXRC BMS500 AAS009 1CSXRC BMS500 AAS012 1CSXRC 765x555x303 30 1 x 21 8 x 11 9 454 17 8 286 11 3 BMS500 AAS009 1CSXHC BMS500 AAS012 1CSXHC 805x554x330 31 7 x 21 8 x 13 0 511 20 1 317 12 5 BMS500 AAS018 1CSXRC BMS500 AAS018 1CSXHC BMS500 AAM018 1CSXRC 890x673x342 3...

Page 20: ...ations and noise Step 4 Connect signal and power cables The outside unit s terminal block is protected by an electrical wiring cover on the side of the unit A comprehensive wiring diagram is printed on the inside of the wiring cover Figure 24 E U L B BROWN YELLOW OR BLACK TO INDOOR UNIT 3 2 L N 115VAC POWER SUPPLY D E R E U L B Y G 1 Y G GRAY BLACK GRAY 3 2 1 BROWN 3 Wiring Schematic Example refer...

Page 21: ... ELECTRICAL HAZARD All wiring must be performed strictly in accordance with the wiring diagram located on the inside of the indoor unit s wire cover 2 Unscrew the electrical wiring cover and remove it 3 Unscrew the cable clamp below the terminal block and place it to the side 4 Match the wire colors labels with the labels on the terminal block and ﬁrmly screw the u lug of each wire to its correspo...

Page 22: ...t pipes When preparing refrigerant pipes take extra care to cut and ﬂare them properly This will ensure eﬃcient operation and minimize the need for future maintenance 1 Measure the distance between the indoor and outdoor units 2 Using a pipe cutter cut the pipe a little longer than the measured distance 3 Make sure that the pipe is cut at a perfect 90 angle Refer to Fig 26 for cut examples Figure ...

Page 23: ...0 086 Table 6 Figure 30 Flaring tool Tube A 6 Place ﬂaring tool onto the ﬂaring block 7 Turn the handle of the ﬂaring tool clockwise until the pipe is fully ﬂared 8 Remove the ﬂaring tool and ﬂaring block then inspect the end of the pipe for cracks and even ﬂaring Slide the nut up to see if the ﬂare is of proper diameter and does not interfere with the threads in the ﬂare nut Step 4 Connect refrig...

Page 24: ...Ø 12 7 1 2 35 36 N m 25 8 26 5 ft lbs 16 2 0 64 16 5 0 65 Ø 15 9 5 8 45 47 N m 33 2 34 7 ft lbs 19 2 0 76 19 7 0 78 Table 7 NOTICE DO NOT USE EXCESSIVE TORQUE Excessive force can break the nut or damage the refrigerant piping You must not exceed torque requirements shown in the table above 7 3 Connecting Tubing to Outdoor Unit 1 Unscrew and remove the cover on the side of the outdoor unit See Figu...

Page 25: ...ure valve Pressure hose Charge hose Charge hose Vacuum pump Pressure gauge Low pressure valve 1 Connect the charge hose of the manifold gauge to service port on the outdoor unit s low pressure valve 2 Connect another charge hose from the manifold gauge to the vacuum pump 3 Open the Low Pressure side of the manifold gauge Keep the High Pressure side closed 4 Turn on the vacuum pump to evacuate the ...

Page 26: ...id Side Ø 9 52mm ø 3 8 Inverter R410A Pipe length standard length x 30g m Pipe length standard length x 0 32oZ ft Table 8 Single zone refrigerant pipe summary Model SingleZone Capacity Btu h Inch O D Max Equivalent Length m ft Max Height Variation m ft IDU ODU Liquid Line Vapor Line BMS500 AAU006 1AHWXC BMS500 AAS009 1CSXRC 6K 1 4 3 8 30 98ft 20 66ft BMS500 AAU009 1AHWXC BMS500 AAS009 1CSXRC BMS50...

Page 27: ...l codes regulations and according to the Installation Manual All testing must be performed by a licensed electrician WARNING RISK OF ELECTRIC SHOCK All wiring must comply with local and national electrical codes and must be installed by a licensed electrician 9 2 Refrigerant Leak Checks Perform refrigerant leak check on all joints Figure 38 A Low pressure service valve B High pressure service valv...

Page 28: ...y insulated Unit performs COOL function properly Unit performs HEAT function properly Indoor unit louvers rotate properly Indoor unit responds to remote controller Table 10 WARNING CONTAINS REFRIGERANT During operation the pressure of the refrigerant circuit will increase This may reveal leaks that were not present during your initial leak check Take time during the Test Run to double check that a...

Page 29: ...circuit or has short circuited Outdoor room temperature sensor T4 is in open circuit or has short circuited Compressor discharge temperature sensor TP is in open circuit or has short circuited Evaporator coil outlet temperature sensor T2B is in open circuit or has short circuited for free match indoor units Indoor room temperature sensor T1 is in open circuit or has short circuited Evaporator coil...

Page 30: ...30 Installation Instructions Bosch Climate 5000 Series Wall Mounted Ductless Split Air Conditioner Heat Pump 06 2022 NOTES ...

Page 31: ... 31 Installation Instructions Bosch Climate 5000 Series Wall Mounted Ductless Split Air Conditioner Heat Pump 06 2022 NOTES ...

Page 32: ... 65 Grove St Watertown MA 02472 Tel 866 642 3198 Fax 603 965 7581 www bosch thermotechnology us BTC 769103301 B 06 2022 Bosch Thermotechnology Corp reserves the right to make changes without notice due to continuing engineering and technological advances ...

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