Bosch OR30 OT User manual

Operating Instruction

Wall Hung Boiler Room Thermostat

OR30 OT Thermostat

8 733 201 137-00.1O

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6 720 812 418 (2014/07) en

2Contents

6 720 812 418(2014/07)OR30 OT Thermostat

Contents

1 Symbols and safety precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.1 Key to symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.2 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

2 Delivery scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

3 Product instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

3.1 Proper use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

3.2 Technical parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

3.3 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

3.4 Main functions and features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

3.5 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

4 Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

5 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

5.1 Installation instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

5.2 Installation of room thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

5.3 Installation steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

6 Operation instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

6.1 Temperature calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

7 Applicable model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Symbols and safety precautions | 3

6 720 812 418(2014/07) OR30 OT Thermostat

1 Symbols and safety precautions

1.1 Key to symbols

Warnings

The following keywords are defined and can be used in this document:

•NOTICE indicates a situation that could result in damage to property or

equipment.

•CAUTION indicates a situation that could result in minor to medium injury.

•WARNING indicates a situation that could result in severe injury or death.

•DANGER indicates a situation that will result in severe injury or death.

Important information

Additional symbols

Warnings in this document are identified by a warning triangle

printed against a grey background.

Keywords at the start of a warning indicate the type and

seriousness of the ensuing risk if measures to prevent the risk are

not taken.

This symbol indicates important information where there is no risk

to people or property.

Symbol Explanation

▶ Step in an action sequence

Cross-reference to another part of the document

• List entry

– List entry (second level)

Table 1

4Symbols and safety precautions

6 720 812 418(2014/07)OR30 OT Thermostat

1.2 Safety instructions

General safety instructions

▶ Follow the manual to ensure complete functionality.

▶ Install and use heaters and other accessories according to the manual.

▶ Accessories only can be installed by authorized installer.

▶ The accessories must not be connected to power supply of 220~240V.

▶ Before installing the accessories:

Interrupt power supply of heaters and other members of bus (220~240V AC).

▶ Please inform the working way of the accessories, and guide customers to

operate.

▶ Heater is switched on when freezing danger occurs, and comply with anti-freezing

tips.

Damage caused by operational errors

Operational errors may cause personal injury and/or property damage.

▶ Ensure that children should not operate and/or play with the equipment under

unattended circumstances.

▶ Ensure that the equipment only can be touched by personnel who can operate the

equipment correctly.

Delivery scope | 5

6 720 812 418(2014/07) OR30 OT Thermostat

2 Delivery scope

Fig.. 1

[1] OT controller

[2] Installation package (screws...)

[3] Manual instruction

8 733 201 137-01.2O

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6Product instruction

6 720 812 418(2014/07)OR30 OT Thermostat

3 Product instruction

OR30 room thermostat has the advantages of easy operation and practicality.

3.1 Proper use

Please carefully read this manual before using, and operate according to

requirements specified in the manual.

3.2 Technical parameters

3.3 Accessories

• Manual instruction

• Installation package

– Screws*2

– Anchors*2

Error conditions please refer to error code introduction of wall hung

boiler.

Voltage 3V± 10%

Temperature range 5~30 °C

Measure precision ± 1 °C

Dimensions 86 × 86 × 28mm

Ambient temperature -5 °C~40 °C

Load current 0.5A~125VAC 2A~30VDC

Material & Color Ivory ABS

Table 2

Product instruction | 7

6 720 812 418(2014/07) OR30 OT Thermostat

3.4 Main functions and features

• Set temperature by knob

• Display current temperature

• Boiler working condition

• Memory function in case of power-down

• Fault display function

• Reset function for boiler fault

• Temperature correction

• Check the CH and DHW water temperature

• Set the parameter of CH and DHW water

• Control the flame so as to make the room temperature comfortable

3.5 Cleaning

▶ Use wet cleaning cloth to wipe the housing of controller. Must not use irritant or

corrosive detergent.

8Product description

6 720 812 418(2014/07)OR30 OT Thermostat

4 Product description

Fig. 2

[1] Operation condition

[2] Room temperature icon

[3] Up \Exit \Reset

[4] Down\ menu

[5] Temperature knob

[6] Current room temperature

[7] DHW (Domestic heating water)

[8] CH (heating water)

[9] Anti-freezing

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8733201137-02.2O

Installation | 9

6 720 812 418(2014/07) OR30 OT Thermostat

5 Installation

5.1 Installation instructions

• Isolate the appliance from the electrical supply.

• Avoid installing the thermostat close to fridge, radiator, kitchen, computer,

window, doorway or other over-cooling, over-heating and temperature changed

frequently areas. The best position to install the thermostat is a dry place which

can precisely reflect room temperature, and has low interference.

• Ambient temperature: -5 °C~40 °C

• Relative humidity: Max RH 85% (23 °C)

• Altitude: Less than 2000 Meter

5.2 Installation of room thermostat

The standard mounting holes are at the back of thermostat, and user can install the

thermostat on the wall with them. Open the thermostat and install the thermostat

according to the letters given by the follow picture.

Fig. 3

6720812418-01.1O

Wall-hung

boiler

10 Installation

6 720 812 418(2014/07)OR30 OT Thermostat

5.3 Installation steps

▶ Finger-tighten the middle part of three edges of back cover, as shown in the

figure, to make the three edges recessed, and then remove back cover(see

Fig. 4).

Fig. 4

8733201137-04.2O

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