Table of Contents
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Gas boilers with a cast-iron base,
sealed chamber, automatic ignition
and electronic fl ame modulation
User and Installer Manual
BAXI S.p.A., one of the leading European companies in the production of heating and hot-water appliances for household use
(wall-mounted gas boilers, free-standing boilers and electric water heaters) has obtained CSQ certifi cation in accordance with
UNI EN ISO 9001 standards.
This certifi cation confi rms that the Quality System of BAXI S.p.A. in Bassano del Grappa, where this boiler was manufactured,
CERTIFICAZIONE DEI SISTEMI
QUALITA' DELLE AZIENDE
satisfi es the strict UNI EN ISO 9001 standard covering all aspects of company organisation, manufacturing and distribution.
UNI EN ISO 9001
Fi - FiN
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Summary of Contents for Baxi Slim 1.230 FiN
- Page 1 (wall-mounted gas boilers, free-standing boilers and electric water heaters) has obtained CSQ certifi cation in accordance with UNI EN ISO 9001 standards. This certifi cation confi rms that the Quality System of BAXI S.p.A. in Bassano del Grappa, where this boiler was manufactured, CERTIFICAZIONE DEI SISTEMI QUALITA' DELLE AZIENDE satisfi...
- Page 2 Dear Customer, We are sure your new boiler will comply with all your requirements. Purchasing one of the BAXI products satisfies your expectations: good functioning, simplicity and ease of use. Read these instructions fully before installing or using the appliance: you can find useful information, which will help you to run your boiler correctly and efficiently.
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Page 3: Table Of Contents
CONTENTS Instructions pertaining to the user 1 General Information pag. 2 Instruction prior to installation 3 Instruction prior to commissioning 4 Commissioning of the boiler 5 Room temperature adjustment 6 Turning off the boiler 7 Filling the boiler 8 Emptying the boiler 9 Prolonged standstill of the system 10 Safety devices indicators –... -
Page 4: Instructions Pertaining To The User
Instructions pertaining to the user The following instructions give important information for the commission and the use of the device. The remarks and technical instructions, addressed to Service Engineers to help them to carry out a faultless installation, will be contained in the second part of this manual. -
Page 5: Commissioning Of The Boiler
Key: 1. Summer-Winter-Reset selector 2. Central Heating water regulation knob 3. DHW water regulation knob 4. Voltage presence indicator 5. DHW production mode indicator 6. Central heating mode indicator 7. Flame presence indicator 8. Gas block indicator 9. Overheating indicator 10. -
Page 6: Room Temperature Adjustment
Room temperature Emptying the boiler adjustment 8.1. Emptying the boiler The system must be equipped with a room thermostat (see the relevant To empty the boiler use the tap you find on the right side of the cast-iron regulations) to control the temperature in the rooms. exchanger after opening the upper door of the boiler and the door of In case of temporary absence of a room thermostat, it will be possible, room sealed. -
Page 7: Safety Devices Indicators - Meaning
10. Safety device indicators - meaning Summer-Winter-Reset selector Voltage presence indicator DHW production mode indicator Central heating mode indicator Flame presence indicator Gas block indicator Overheating indicator Blocked flue indicator Blocked pump indicator (not active) DHW temperature probe failure indicator Central heating temperature probe failure indicator 8-9-10-11-12-13 Central heating thermometer... -
Page 8: Instructions Pertaining To The Installer
Instructions pertaining to the installer The following remarks and instruction are addressed to Service Engineers to help carry out a faultless installation. Instructions regarding lighting and operation of the boiler are contained in the ‘Instructions pertaining to the user’s section”. CAUTION: - When moving the unfastened appliance, the door of the instrument panel may accidentally open and get damaged by knocking against... -
Page 9: General Information
1.230 Fi, 1.300 Fi models 010917_1100 TABLE I FiN models without plumbing accessories boiler dimensions connections water cont. models height H width depth L delivery return 1.230 FiN 3/4” m 3/4” m 1/2” m 11,8 1.300 FiN 3/4” m 3/4” m 1/2”... -
Page 10: Instructions Prior The Installation
Instruction prior the Installation installation After determining the exact location of the boiler, installation should be performed taking account in particular of easy maintenance (the front This boiler is designed to heat water at lower than boiling temperature at door must open). atmospheric pressure. - Page 11 Gas connection The gas installation and commissioning must be performed by a special- ized technician in compliance with current regulations. Connect the boiler gas supply pipe to the gas mains by means of a metal pipe, inserting a stopcock upstream from the boiler. The dimensions and height of the boiler’s gas pipe connection are given in table I or II.
- Page 12 The minimum slope of these ducts towards the outside must be 1 cm per metre in length. MINIMUM SLOPE 1 cm per metre (down towards the outside to drain off condensation) view from above oce_010621_0300 oce_011009_0100 Adding a 90° bend shortens the total length by 1 metre. Adding a 45°...
- Page 13 examples of installation with vertical ducts examples of installation with LAS-type fl ues Installation can be performed either with a pitched roof or with a fl at roof using the stack and the special tile and sheath available on request. ) max = 3 m L max = 4 m oce_010621_0900...
- Page 14 cap seat remove plug and seal insert the cap in the hole respecting the locator cap locator Air register adjustment for split outlet This register needs to be adjusted to optimize efficiency and combus- opening tion parameters. By turning the air intake coupling you can adjust the excess air appropriately according to the total length of the ducts for the combustion air intake and outlet.
- Page 15 examples of installation with twin pipe horizontal ducts view from above ) max = 19 m ) max = 18,5 m (*) The two end pieces (combustion air inlet - fl ue gas outlet) must be installed in the same area of the building. The outlet pipe must never be any longer than 10 metres calculated with a 90°...
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Page 16: Electrical Connection
Electrical connection 5.2. Pump connection (FiN models only) Boilers are delivered with electrical connections and electrical power These models are sold without a circulation pump. If you want to oper- supply cable. ate the system pump directly from the boiler, the connection operations Electrical safety of the appliance is guaranteed only by correct grounding, are the following: in compliance with the applicable laws and regulations. -
Page 17: Electrical Diagram
Electrical diagram 0509_2603... -
Page 18: Room Thermostat Connection
Room thermostat connection Case 1: Installation without external probe • Reach the terminal board as described in paragraph 5.1. • Take off the jumper from terminals (1) and (2) of the main terminal The heating fl ow temperature for the single zones must be set by means board (see electrical diagram in paragraph 6). -
Page 19: Connecting A Programming Timer
Connecting a programming timer (accessory on demand) Boilers are arranged for the connection of a programming timer (daily or weekly), which diameter is 62 mm, to program the Central Heating and the DHW operation. To install the timer, see the following instructions: Central Heating timer Domestic Hot Water timer (WITH WATER STORAGE TANK) •... -
Page 20: Domestic Hot Water Storage Tank Connection
The boilers are fitted to be connected to a boiler unit to generate domestic hot water. The boiler unit may be supplied by or be acquired on BAXI the market. For the plumbing connection, follow the sketch shown in Figure 5. - Page 21 Trade tank not supplied by BAXI (the boiler must have a thermostat pocket of diameter greater than 7 For this application it is necessary to use the “domestic hot water sen- sor - pump connection cable” kit supplied as an accessory.
- Page 22 Tank Unit BAXI SLIM UB 80 –120 To connect the boiler and the tank unit correctly, proceed as follows, also referring to the instructions provided with the boiler unit: • Get into the boiler’s electric box as described in paragraph 5.1: “Elec- trical connection Accessing the electric box.”...
- Page 23 Close the covers of the 6-pin connector. SEE ALSO FIGURE 6 TANK PUMP SB - TANK SENSOR UB INOX UB - TANK UNIT STAINLESS PS - TANK PUMP STEEL TANK UN IT Figure 8: Electrical connection with Tank Unit BAXI SLIM UB INOX (STAINLESS STEEL)
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Page 24: Connection Of The External Probe
10. Connection of the external probe (accessory on demand) The boiler is prearranged for the connection of an external probe, supplied as accessory on demand, which automatically regulates the heating fl ow temperature depending on the outside temperature and on the set Kt coeffi... -
Page 25: Connection Of The Climatic Regulator Qaa73
11. Connection of the climatic 10.2. Range of operating curves regulator QAA73 When the external probe is connected, the temperature regulation device (knob) of the heating circuit regulates the Kt coeffi cient. (accessory on demand) The pictures here below show the correspondence between the knob position and the set curves. - Page 26 QAA73: parameters settable by the installer (service) When the external probe is connected to the appliance, the selectable curves are illustrated in graph here below. When the two PROG keys are pressed simultaneously for at least three seconds, it is possible to enter the list of parameters to display or to modify by the installer.
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Page 27: Air Vent And Release Of The Pump
12. Air vent and release of 13. Regulation on the the pump electronic card (PCB) 12.1. Air vent (only for Fi models) With the switches in OFF position: Central Heating water temperature range 30÷85°C The first time you fill the Central Heating system it is necessary to let T.RISC. -
Page 28: Gas Conversion
14. Gas conversion Adjustment of Maximum and Minimum pressure on the modulator A qualifi ed Service Engineer may adapt this boiler to operate with natural NOMINAL OUTPUT (Maximum) gas (G20) or with liquid gas (G30, G31). • Open the gas cock and rotate knob (1) to set the boiler to Winter position and wait for the boiler lighting. -
Page 29: Table Of Gas Consumption And Injectors
15. Table of gas consumption and injectors Table III-a GAS G.20 - p.c.i. = 34,02 MJ/m Model Injectors Power consumption Maximum pressure Minimum pressure Inlet gas of boiler diameter max/min (burner) (burner) pressure mbar mbar mbar 1.230 Fi - FiN 3,15 2,59/1,43 1.300 Fi - FiN... -
Page 30: Regulation And Safety Devices
16. Regulation and safety devices These boilers are built to satisfy all the European rules and prescriptions • System to prevent pump sticking and in particular are provided with: If there is not heating demands for 24 consecutive hours in heating and/or domestic hot water mode, the pumps start to run automatically •... -
Page 31: Specifications Of Flow Rate/Head At The Plate
20. How to service and clean 18. Specifi cations of fl ow the boiler rate/head at the plate (Fi models only) For a regular and economy operation of the boilers, It is necessary to check, clean up and periodically revise the appliance. We recommend The pump used is the high-head, low-noise type suited for use in any to do these operations around every year. -
Page 32: Technical Data
1000 W = 860 kcal/h BAXI S.p.A. in its commitment to constantly improve its products, reserves the right to modify the specifications contained herein at any time and without previous warning. These instructions are only meant to provide consumers with use information and under no circumstance should they be construed as a contract with a third party.
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