Bosch CL5000SCI 18-2 DCT/OU Installation Manual Download Page 3

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Climate 5000 SCI – 6720887422 (2019/07)

Accessories

Accessories

The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper

installation may result in water leakage, electrical shock and fire, or equipment failure.

Name

Shape

Quantity

Tubing & Fittings

Soundproof / insulation sheath

Seal sponge (some models)

Orifice (some models)

Drainpipe Fittings

(for cooling & heating)

Drain joint (some models)

Seal ring (some models)

EMC Magnetic Ring

(some models)

Magnetic ring
(wrap the electric wires S1 & S2 ( P & Q

& E ) around the magnetic ring twice)

Magnetic ring
(Hitch the connective cable between

the indoor unit and outdoor unit after

installation.)

Others

Owner‘s manual

_____________________

Installation manual

_____________________

Transfer connector (Ø12.7-Ø15.9)
(Packed with the indoor unit )
NOTE: Pipe size may differ from appli-

ance to appliance. To meet different pipe

size requirements, sometimes the pipe

connections need a transfer connector

installed on the outdoor unit.

1 (on some models)

Transfer connector (Ø6.35-Ø9.52)
(Packed with the indoor unit)
NOTE: Pipe size may differ from appli-

ance to appliance. To meet different pipe

size requirements, sometimes the pipe

connections need a transfer connector

installed on the outdoor unit.

1 (on some models)

Transfer connector (Ø9.52-Ø12.7)
(Packed with the indoor unit, used for

multi-type models only)
NOTE: Pipe size may differ from appli-

ance to appliance. To meet different pipe

size requirements, sometimes the pipe

connections need a transfer connector

installed on the outdoor unit.

1 (on some models)

Connecting wire for display (2 m)

_____________________

1 (on some models)

Cord protection rubber ring

1 (on some models)

Table 1.

Optional accessories

•

There are two types of remote controls: wired and wireless.

Select a remote controller based on customer preferences and requirements and install in an appropriate place.

Refer to catalogues and technical literature for guidance on selecting a suitable remote controller.

Summary of Contents for CL5000SCI 18-2 DCT/OU

Page 1: ...mate 5000 SCI CL5000SCI 18 2 DCT OU OUE 24 2 DCT OU OUE 30 2 DCT OU OUE 36 2 DCT OU OUE 42 2 DCT OU OUE 48 2 DCT OU OUE Installation Manual Read this manual carefully before installing or operating your new air conditioning unit Ensure to save this manual for future reference ...

Page 2: ...nstallation 12 5 3 Notes On Drilling a Hole in the Wall 13 6 Drainpipe Installation 13 7 Refrigerant Piping Connection 15 7 1 Notes On Pipe Length and Elevation 15 7 2 Refrigerant Piping Connection Instructions 16 8 Wiring 19 8 1 Outdoor Unit Wiring 19 8 2 Indoor Unit Wiring 20 8 3 Power Specifications 21 9 Air Evacuation 22 9 1 Evacuation Instructions 22 9 2 Note On Adding Refrigerant 22 10 Test ...

Page 3: ...ce To meet different pipe size requirements sometimes the pipe connections need a transfer connector installed on the outdoor unit 1 on some models Transfer connector Ø6 35 Ø9 52 Packed with the indoor unit NOTE Pipe size may differ from appli ance to appliance To meet different pipe size requirements sometimes the pipe connections need a transfer connector installed on the outdoor unit 1 on some ...

Page 4: ...usly oper ating ignition sources for example open flames an operating gas appliance or an operating electric heater Do not pierce or burn The appliance must be stored so as to prevent mechanical damage from occurring Be aware that the refrigerants may be odourless Compliance with national gas regulations must be observed Keep ventilation openings clear of obstruction Warning The appliance must be ...

Page 5: ...lammable refrigerant If the refrigerant is leaked and exposed to an external ignition source there is a risk of fire CAUTION This symbol shows that the operation manual should be read carefully CAUTION This symbol shows that service per sonnel should handle this equipment with reference to the installation manual CAUTION CAUTION This symbol shows that information is available such as the operating...

Page 6: ...verview INSTALLATION ORDER L N 1 2 3 4 5 MC MC 6 7 Install the indoor unit Page 8 Evacuate the refrigeration system Page 27 Perform a test run Page 29 Install the outdoor unit Page 13 Connect the wires Page 22 Install the drainpipe Page 16 Connect the refrigerant pipes Page 18 ...

Page 7: ... 1 Select installation location The indoor unit should be installed in a location that meets the following requirements f f Enough room exists for installation and maintenance f f Enough room exists for the connecting pipe and drainpipe f f The ceiling is horizontal and its structure can sustain the weight of the indoor unit f f The air inlet and outlet are not impeded f f The airflow can fill the...

Page 8: ...ig 3 MODEL Btu h Outline dimension Air outlet opening size Air return opening size Size of mounted lug A B C D E F G H I J 18K 880 210 674 600 136 706 190 782 920 508 24K 1100 249 774 700 175 926 228 1001 1140 598 30K 36K 1360 249 774 700 175 1186 228 1261 1400 598 36K 60K 1200 300 874 800 227 1044 280 1101 1240 697 Table 3 unit mm Wood Place the wood mounting across the roof beam then install the...

Page 9: ...shers and nuts provided 6 Install the four suspension bolts 7 Mount the indoor unit with at least two people to lift and secure it Insert suspension bolts into the unit s hanging holes Fasten them using the washers and nuts provided See Fig 8 Fig 8 8 Mount the indoor unit onto the hanging screw bolts with a block Position the indoor unit flat using a level indicator to prevent leaks See Fig 9 Scre...

Page 10: ...l the figures in this manual are for demonstration purposes only The air conditioner you have purchased may be slightly different in design though similar in shape Step 5 Fresh air duct installation Dimension Duct joint for fresh air Ø125 mm Ø160 mm 18 60 MODEL Fig 14 Step 6 Motor and drain pump maintenance The rear ventilated panel is used as an example Motor maintenance 1 Take off the ventilated...

Page 11: ...hemicals f f The pipe length between the outdoor and indoor unit may not exceed the maximum allowable pipe length f f If possible DO NOT install the unit where it is exposed to direct sunlight f f If possible ensure the unit is located far away from your neighbours property so that the noise from the unit will not disturb them f f If the location is exposed to strong winds for example near a seasi...

Page 12: ... 1 2H 250 mm or more 1 2H L H 300 mm or more L H Cannot be installed Table 7 The relations between H A and L are as follows L H A 250mm ormore 250mm ormore 1500mm ormore 600mm ormore 3000mm ormore Fig 24 5 2 Drain Joint Installation If the drain joint comes with a rubber seal see Fig 25 A do the following 1 Fit the rubber seal on the end of the drain joint that will connect to the outdoor unit 2 I...

Page 13: ... and property damage CAUTION Insulate all piping to prevent condensation which could lead to water damage If the drainpipe is bent or installed incorrectly water may leak and cause a water level switch malfunction In HEAT mode the outdoor unit will discharge water Ensure that the drain hose is placed in an appropriate area to avoid water damage and slippage DO NOT pull the drainpipe forcefully Thi...

Page 14: ...strated in Fig 29 0 530 mm 100 mm Fig 29 3 Using a 65 mm core drill drill a hole in the wall Make sure that the hole is drilled at a slight downward angle so that the outdoor end of the hole is lower than the indoor end by about 12 mm This will ensure proper water drainage See Fig 30 Place the protective wall cuff in the hole This protects the edges of the hole and will help seal it once you finis...

Page 15: ...there is refrigerant leakage during the installation Leaked refrigerant gas is both toxic and flammable Ensure there is no refrigerant leakage after completing the installa tion work 7 1 Notes On Pipe Length and Elevation Ensure that the length of the refrigerant pipe the number of bends and the drop height between the indoor and outdoor units meets the requirements shown in Table 8 Type of model ...

Page 16: ...Max L1 L2 24K 24K 30K 30K 50 Farthest dis tance from the line pipe branch 15 L1 L2 Farthest dis tance from the line pipe branch 10 L1 L2 Drop height Drop height between indoor and outdoor unit 20 H1 Drop height between two indoor units 0 5 H2 Table 9 Size of joint pipes for indoor unit Capacity of indoor unit A Size of main pipe mm Gas side Liquid side 18K Ø12 7 Ø6 35 24K Ø15 9 Ø9 5 30K Ø15 9 Ø9 5...

Page 17: ... material 3 Place flare nuts on both ends of pipe Ensure they are facing in the right direction because you cannot put them on or change their direction after flaring See Fig 42 Flare nut Copper pipe Fig 39 4 Remove PVC tape from ends of pipe when ready to perform flaring work 5 Clamp flare form on the end of the pipe The end of the pipe must extend beyond the flare form Flare form Pipe Fig 40 6 P...

Page 18: ...the tubing in the middle according to the diagram below DO NOT bend the tubing more than 90 or more than 3 times Bend the pipe with thumb Min radius 100 mm Fig 44 6 After connecting the copper pipes to the indoor unit wrap the power cable signal cable and the piping together with binding tape NOTE DO NOT intertwine signal cable with other wires While bundling these items together do not intertwine...

Page 19: ...r signal wiring This may cause distortion and interference Topreventdistortionwhenthecompressorstarts youcanfindtheunit s power information on the rating sticker The unit must be connected to the main outlet Normally the power supply must have a impedance of 32 ohms No other equipment should be connected to the same power circuit TAKE NOTE OF FUSE SPECIFICATIONS The air conditioner s printed circu...

Page 20: ...4 Clamp down the cable with the cable clamp The cable must not be loose or pull on the u lugs 5 Reinstall the electric box cover Using the wire controller to set external static pressure some models You can use the unit s automatic airflow adjustment function to set external static pressure Automatic airflow adjustment is the volume of blow off air that has been automatically adjusted to the quant...

Page 21: ... processing unit or an HRV via duct If the ventilation paths have been changed reset airflow automatic adjustment as described from step 3 onwards 8 3 Power Specifications NOTE Electric auxiliary heating type circuit breaker fuse need to add more than 10 A Inverter Type A C Power Specifications MODEL Btu h 18K 19K 24K 25K 36K 36K 37K 60K POWER indoor PHASE 1 phase 1 phase 1 phase 1 phase 1 phase V...

Page 22: ...system pressure unscrew the cap from the packed valve high pressure valve If there is a change in system pressure there may be a gas leak 8 Insert hexagonal wrench into the packed valve high pressure valve and open the valve by turning the wrench in a 1 4 counterclockwise turn Listen for gas to exit the system then close the valve after 5 seconds Flare nut Valve body Valve stem Cap Fig 51 9 Watch ...

Page 23: ...Open both the liquid and gas stop valves 2 Turn on the main power switch and allow the unit to warm up 3 Set the air conditioner to COOL mode 4 For the indoor unit a Ensure the remote control and its buttons work correctly b Ensure the louvres move correctly and can be changed using the remote control c Double check to see if the room temperature is being registered correctly d Ensure the indicato...

Page 24: ...led or intrinsically safe 5 Presence of fire extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts appropriate fire extinguishing equipment must be available to hand Have a dry powder or CO2 fire extinguisher adjacent to the charging area 6 No ignition sources No person carrying out work in relation to a refrigeration system which involves exposing ...

Page 25: ...ecified by the manufacturer Other parts may result in the ignition of refrigerant in the atmosphere from a leak 12 Cabling Check that cabling will not be subject to wear corrosion excessive pressure vibration sharp edges or any other adverse environmental effects The check must also take into account the effects of aging or continual vibration from sources such as compressors or fans 13 Detection ...

Page 26: ...gned Ensure that there are labels on the equipment stating the equipment contains flammable refrigerant 19 Recovery When removing refrigerant from a system either for service or decommissioning it is recommended good practice that all refriger ants are removed safely When transferring refrigerant into cylinders ensure that only appro priate refrigerant recovery cylinders are employed Ensure that t...

Page 27: ...The design and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details ...

Page 28: ...Bosch Thermotechnology Ltd Cotswold Way Warndon Worcester WR4 9SW mailto Commercial enquiry uk bosch com Contact Number 03301233004 Web address www bosch industrial co uk ...

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