Bosch Appliances Installation, Mounting Information D1255RB D1256RB, and D1257RB

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D1255RB/D1256RB/D1257RB Installation Instructions 3.0 Installation

Figure 1: D1255RB, D1256RB, and D1257RB Internal Arrangement

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5

2

1 2 3 4 5 6

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3

1 - Vacuum fluorescent display (VFD)

2 - Keypad

3 - Speaker volume control (potentiometer)

4- Address DIP switches

5 - Status LEDs

6 - Wiring harness connector

7 - Speaker for sounder

•Trouble Buzzer – Two-tone warble when a trouble event occurs, such as a service alert. To stop the signal on a D1255RB Keypad, press [COMMAND][4]. To stop the tone on a D1256RB, press the [TROUBLE SILENCE] key.

The D1257RB does not have a manual method of stopping the trouble buzzer.

3.0Installation

3.1Mounting Information (D1255RB,

D1256RB, and D1257RB)

The D1255RB, D1256RB, and D1257RB are low- profile, surface-mounted units molded in durable red plastic. Use the D56 Keypad Conduit Box (protected surface or flush mount) for mounting the units.

Refer to the Fire System User’s Guide

(P/N: F01U011793) for information about silencing the signals.

•Lost Communication – Single trouble tone followed by a 30-second silence when a keypad or annunciator loses communication from the control panel. To stop the tone, restore communication or remove power from the keypad or annunciator.

2.2.3Switch Settings

A 6-position DIP switch (Figure 1, Item 4) located under the cover allows you to select the address of each keypad or annunciator and silence the keypad encoding tones.

For information on accessing the switches, refer to Section 3.3 Installation Procedure on page 6.

For supervised keypads, assign only one keypad to each address.

Mounting Locations

•Do not mount the keypads and

 

annunciators in locations where they are

 

exposed to direct sunlight. Direct

 

sunlight can interfere with the display

 

screen’s visibility and damage internal

 

components.

 

• Do not mount the units in wet or moist

 

locations.

3.2

Wiring Information (D1255RB,

D1256RB, and D1257RB)

A four-wire flying lead is required for the data and power connections between the keypad or annunciator and the control panel. The unit includes a wiring harness with four color-coded flying leads at one end and a female four-pin connector at the other end.

Refer to Figure 10 and Figure 11 on page 8 to wire the D1255RB, D1256RB, or D1257RB.

Bosch Security Systems, Inc. 8/06 F01U011791B

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Contents D1255RB/D1256RB/D1257RB Installation InstructionsListings and Approvals Contents Introduction D1255RB/D1256RB/D1257RB FeaturesOverview DescriptionMounting Information D1255RB D1256RB, and D1257RB InstallationWiring Information D1255RB Use caution to avoid damage to the tabs and hinges Installation ProcedureScrewdriver Tabs Enclosure base Enclosure base Top hingesFaceplate Faceplate Address switchesRed cover Mounting hole Flying leads Wiring harness Opening Connector ConnectorKeypad or Annunciator Connections HingesArea Text Keypad Command Center AssignmentsD1256RB Programming Requirements Function List , C = ESC, E = ENT, a = CommandCustom Functions Menu Item and Function CC Address # CC = command center = keypadPasscode Worksheet PasscodeExample Keypad Functions Keypad Command Center FunctionsCustom Functions Keypad Functions SpecificationsBosch Security Systems, Inc. F01U011791B

D1257RB, D1255RB, D1256RB specifications

Bosch Appliances is renowned for its commitment to quality, innovation, and design, and this is exemplified in their popular dishwashers: the Bosch D1257RB, D1256RB, and D1255RB. These models embody a blend of style, efficiency, and advanced technology, making them standout options for any modern kitchen.

The Bosch D1257RB is designed with user convenience in mind. Features like its large capacity allow it to hold up to 16 place settings, making it perfect for families or those who entertain frequently. The Variable Spray Pressure technology ensures optimal cleaning by adjusting the spray intensity for different wash cycles, guaranteeing thorough cleaning without damaging delicate kitchenware.

Similarly, the Bosch D1256RB offers impressive versatility with its four wash cycles and four temperature settings. The EcoSense option helps in reducing water and energy consumption, making it an environmentally friendly choice. The Quietest in the market at only 46 dBA, this model allows you to run your dishwasher anytime without disturbing the household.

For those looking for a more budget-friendly option, the Bosch D1255RB still delivers exceptional performance. This model features the Bosch exclusive Triple Filtration System, which not only improves cleaning but also reduces energy usage. With its durable stainless steel interior, longevity is guaranteed, while its sleek design complements any kitchen aesthetics.

All three dishwashers come equipped with the innovative AquaStop leak protection system, ensuring peace of mind by preventing water damage. They also feature a delay start function, allowing users to set the dishwasher to run at a later time, perfect for nighttime operation when energy rates may be lower.

In terms of user interface, the Bosch D1257RB, D1256RB, and D1255RB are outfitted with intuitive controls that provide both straightforward operation and easy monitoring of the wash cycle. These models also support sanitization options, which help in eliminating 99.9% of bacteria, making them a suitable choice for families with health considerations.

Overall, Bosch's D1257RB, D1256RB, and D1255RB models stand out for their combination of efficiency, durability, and design. They reflect Bosch's dedication to making everyday life easier while minimizing environmental impact—qualities that make them essential appliances in today's homes. With these dishwashers, users can enjoy cleaner dishes paired with reduced water and energy use, marrying performance with sustainability.
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