Bosch Appliances 12/18 Br Brown, Blue Green/Yellow, Red, White, Grey, Bk Black, Orange Pk Pink

Page 29

230V

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

L

 

 

 

 

 

 

 

 

 

 

 

 

 

Mains

 

 

 

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

 

 

connection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

 

 

 

 

 

 

 

 

 

 

M o d e

 

 

 

 

 

 

 

 

 

 

 

switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service connection

1

ELECTRICS

Electrical components: 1 Printed circuit board

2Thermostat - boiler high limit

3 Thermostat - DHW control

4 Thermostat - CH control

5 Indicator lamp - boiler mode

6 Indicator lamp - lock-out

7 Manual reset - overheat thermostat

8 Manual reset - flue overheat thermostat

9 Manual reset - burner lock-out

10 External programmer (not supplied)

11 Burner socket

12 Burner plug

13 Burner control box (12/18 & 18/25 shown)

14 Flow switch

15 Circulating pump

16 Diverter valve

17 Frost stat

18 Frost stat

Wire colour code:

br - Brown

 

gy

gy

bl

bl

or

 

 

bl

br

br

br

X7 g

X6

2

3 2 4

r or g

w w 3

3

2

r r

7

bl

14

br

 

gy

 

bl

15

 

br

 

gy gy bl br

 

X1

y y X11

 

X2

 

 

gy

 

pk

g

 

pk

 

bk

 

X9

 

 

X8

g

 

 

 

w

pk

X12

 

or

 

wy

X10 X13

3

4

pk pk 5 y y 6

4

 

2

 

 

or pk

y

 

r r

 

 

 

 

 

w

w

8

bk r

 

g gy w

 

11 1

 

 

 

 

9

10

 

 

 

 

 

 

2

3

4

5

6

 

 

1

2

3

4

5

6

 

 

12

 

 

 

 

 

 

 

bk r

 

g gy w

 

X3

X4

bl

br

w

g

bl

- Blue

 

gy

- Green/Yellow

INSTALLATION

r

- Red

w

- White

y

- Yellow

g

- Grey

bk - Black

 

or

- Orange

 

pk - Pink

 

 

 

 

 

 

 

 

 

g bk r gy w

gy

 

1

2

3

4

5

6

7

8

9

or

 

16

13

 

 

 

 

 

 

 

 

bl

 

 

A

 

 

 

 

 

br

 

 

 

 

 

 

 

 

 

 

g

 

 

 

 

 

 

 

 

 

 

28

INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR HEATSLAVE EXTERNAL 12/18-18/25-25/32 8 716 113 389b (09/07)

ELECTRICS

Image 29
Contents Greenstar Heatslave External 12/18, 18/25, 25/32kW Installation & Servicing Instructions Installation & Servicing InstructionsContents Installation Regulations Safety PrecautionsSafety Precautions Installation Regulations OIL SMELLS, Leaks or Fumes from the ApplianceStandard Package General InformationGeneral Information Technical Data Technical DataDescription BSPLayout & Components Layout & ComponentsCleaning Primary Systems Cleaning Primary SystemsMains Supplies Mains SuppliesMains Water Expansion Vessel Electric SupplyOIL Supply OIL SupplyG J HeadWater Systems & Pipework Water Systems & PipeworkDomestic HOT Water Filling Primary Sealed SystemsSHOWERS/BIDETS Condensate Pressure Relief Pipework Condensate Pressure Relief PipeworkCondensate Pipework Pressure Relief PipeworkBoiler Location Boiler Location ClearancesClearances FrontTerminal Position Cabinet Mounted LOW Level Flue Terminal PositionsCabinet Mounted LOW Level Flue Terminal Positions Positions High Level Flue TerminalHigh Level Flue Terminal PositionsBalanced External Oilfit Balanced External Oilfit Flue OptionsFlue Options AC DBalanced Flue Options Cabinet Mounted BalancedHorizontal Flue Options Unpacking the Boiler Lifting and Carrying PrecautionsUnpacking the Boiler Pipework & Flue Positions SafetyPipework & Flue Positions Boiler Installation Boiler InstallationInstallation Notes Flue InstallationFlue Installation Combustion Chamber Combustion ChamberHor Plan sectional view Hook the retainer J over the end two bafflesPipework Connections Pipework ConnectionsWater Connections OIL Supply ConnectionsPressure Relief Connection Condensate ConnectionOIL Burner & Pump OIL Burner & PumpOIL Burner OIL PumpPlug burner lead E into control box F Refitting ComponentsRefitting Components Programmer External Electrics MainsBoard ElectricsBlue Green/Yellow Br BrownRed WhiteChecks Appliance PRE-COMMISSIONING Checks AppliancePRE-COMMISSIONING Filling the System Filling the SystemSafely dispose of the container/discharge Starting the ApplianceStarting the Appliance Boiler lockout indicator on Pressure adjustment Vacuum gauge port 25/32Bleed & pressure gauge port Holder with oilBurner should be OFF and the circulating pump on Set the room thermostat to minimum Central heating Open all radiator valvesPump and all radiators Water TreatmentWater Treatment Appliance Finishing CommissioningFinishing Commissioning Inspection and Service Inspection and ServiceRoutine servicing Loosen clip D to detach air duct3.0mm Clean both sides of the fan impeller Clean the BurnerThoroughly clean any deposits Any debris and clean if necessaryFront 11.5 18.6 50 80EH55 80EH 12.0 22.2Short Parts List 12/18 Short Parts List 12/18Auto reset High Limit thermostat Part Number 8 716 107 640 Burner SterlingManifold access cover seal Short Parts List 18/25Short Parts List 18/25 Short Parts List 25/32 Short Parts List 25/32Fault Finding Fault FindingFaulty Boiler Operation Problem Cause RemedyNoisy operation Pump noise from air in pump or OIL SmellsMeasure all 230V tests between Neutral N and the pin, wire orBase of the control box before replacing any components Control BOX Logic for 535 SE/LD RDB Fault FindingElectrical SchematicOIL Boiler Combustion Record Service 1 Date Excellence Comes AS Standard General checks

25/32kW, 12/18, 18/25 specifications

Bosch Appliances has carved out a reputation for engineering high-performance heating solutions, particularly with their range of heating systems including the 18/25, 12/18, and 25/32 kW models. These systems are designed to meet the diverse needs of residential and commercial spaces while maintaining energy efficiency and sustainability.

The Bosch 18/25 kW model excels in providing an optimal heating solution for medium to large residential properties. It is equipped with a highly efficient condensing boiler that extracts additional heat from flue gases, achieving significant energy savings. The built-in, user-friendly interface allows for easy programming and monitoring, which maximizes user convenience.

The 12/18 kW model provides a versatile opportunity for smaller homes or apartments. Its compact design ensures that it fits seamlessly into tighter spaces without sacrificing performance. The unit operates quietly, making it an excellent choice for residential areas where noise can be a concern. Additionally, it features the latest modulation technology, optimizing energy usage and maintaining consistent temperatures.

Finally, the 25/32 kW model is ideal for larger installations, offering robust performance even in high-demand scenarios. This model benefits from advanced heating management systems that enable intelligent control of heating zones, ensuring efficiency and comfort throughout the property. With its enhanced energy rating, the 25/32 kW model significantly reduces the carbon footprint, aligning with modern sustainability goals.

Across the board, Bosch Appliances integrates advanced technologies such as intelligent diagnostics, smart home compatibility, and eco-friendly materials. All models are constructed with durability in mind, featuring corrosion-resistant heat exchangers and high-quality components designed for longevity.

The customer-focused features, including comprehensive warranty packages and responsive customer service, further exemplify Bosch's commitment to quality. Overall, Bosch Appliances 18/25, 12/18, and 25/32 kW heating systems stand out for their innovative technology, efficient performance, and reliability, making them an excellent choice for those looking to upgrade their heating solutions.