Introduction; Appliance Description; Appliance Designation; Available Accessories - Bosch T2400S 8 ND 23 Training And Service Information For After Sales

1. Introduction

This manual is a complement to the instruction/operation manual delivered with the
appliance, with the main important technical details that are relevant for the official service
partners and trainers in the country. In any case one of the documents replaces the use of
the other, so always ensure after sales service have updated manuals supplied with the
product, spare part list to be used as complement of this specific service manual.

2. Appliance description

This appliance is a LOW NOx gas water heater (ErP directive demands < 56 mg/kWh),
which will replace the actual room sealed forced exhaust range of appliances offering a
wider range of modulation and installation advantages with both indoor and outdoor
models available.

2.1 Appliance Designation

The designation allows the identification of the main characteristics of the units, especially when
report is needed through call centre or after sales technicians.
Example of variants:
T2400S 8/11 ND 23/31
T5600S 12/15/18 D 23/31
T5700S 12/15/18 D 23/31
W 8/10 AME 23/31
WD 8/11 AME 23/31
WTD 12/15/18-3 AME 23/31
WTD 12/15/18-4 AME 23/31
Bosch:
T – Instantaneous gas water heater
T 2400 – Fixed power with electronic ignition and power steps
T 5600 – Thermostatic control (variable power through electronic control)
T 5700 – Thermostatic control (variable power through electronic control with water valve)
T ... S – Room sealed operation (indoor unit)
T ... S 8 / 10 / 11 / 12 / 15 / 18 – Output (flow rate at 25ºC rise)
T ... S XX D – Display
T ...S XX D 23/31 – Gas type (23 = natural gas / 31 = liquefied petroleum gas)
Junkers / Vulcano:
W – GWI with Fixed power with electronic ignition and power steps
WT -3 – GWI Thermostatic control (variable power through electronic control)
WT -4 – GWI Thermostatic control (variable power through electronic control with water valve)
W/WT D – Display
W/WT D 8 / 10 / 11 / 12 / 15 / 18 – Output (flow rate at 25ºC rise)
W/WT D... AM – Room sealed operation (indoor unit)
W/WT D... AM E – Electric connection
W/WT D... AM E 23/31 – Gas type (23 = natural gas / 31 = liquefied petroleum gas)

2.2 Available accessories

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