BaltGaz NEVALUX-8224 User Manual (English)

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WALL-HUNG COMBI GAS BOILER WITH FORCED

HEAT CARRIER

CIRCULATION

BaltGaz NEVALUX-8224

TU 4931-011-26985921-2012

USER’S MANUAL

(TOGETHER WITH INSTALLATION, TECHNICAL SERVICE AND

REPAIR INSTRUCTIONS)

8224-00.000-01 RE

Dear Customer,

Thank you for purchasing our appliance. You have purchased a heating combi wall-hung gas boiler with

forced heat carrier circulation «BaltGaz NEVALUX».

Table of Contents3
Boiler's Purpose5
Measures5
Technical Description5
Technical Characteristics6
Overall and Connection Dimensions7
- User's Manual8
Boiler's Operating Modes8
Control Panel8
Additional Functions9
Anti-Blocking Function9
Antifreeze Function9
Combined Mode9
DHW Mode9
Heating Mode9
Standby Mode9
Boiler Service10
Boiler Treatment10
Boiler's Operation at Low /High Source Voltage10
Boiler's Operation in Heating Mode with an External (Outdoor) Temperature Sensor10
Examination10
Operations Effectuated at Technical Service10
DHW Line11
General Requirements11
Heating System11
Operations before Installation11
Storage Precautions11
Water Quality Requirements11
Boiler Installation12
Connecting the Boiler to the Heating System and the DHW System12
Existing Heating System12
Mounting the Boiler to the Wall12
New Heating System12
Propylenglycolum Usage Conditions12
Selection of an Additional Expansion Tank12
Connecting the Boiler to the Liquefied Gas Cylinder13
Connecting the Boiler to the Power Line13
Installation of Coaxial Smoke Exhauster13
Smoke Exhauster Installation13
1Installation of Separate Pipes of Smoke Exhauster and Air Circuit by Means of Transitional Set KHG 71406151014
Installation of Separate Pipes of Smoke Exhauster and Air Circuit14
Installation of Separate Pipes of Smoke Exhauster and Air Circuit by Means of Channel Separator 8023-10.00014
Putting the Boiler into Operation (Initial Run)17
Additional Abilities (Options)19
- Connection of Room Thermostat19
- Remote Control Connection19
- Connection of External Temperature Sensor20
- Connection of a Computer for Diagnostics20
Check of Combustion Parameters19
Switching the Boiler off20
Water Drain from the Boiler's CH20
Boiler's Power Regulation21
Checking Gas Pressure by the Regulator's Inlet21
Preparing for Operation21
Regulating Rated Pressure21
End of Operation22
Regulating Minimal Pressure22
Rendering the Boiler to Another Type of Gas22
Boiler's Flow Chart23
Flow Charts and Boiler Operation Control23
Main Components24
- Control System24
- Hydraulic System24
- Gas System24
Regulation Devices24
Smoke Exhausting System24
Parameters Programming Function25
Safety Devices25
Service Functions25
Boiler's Operating Logic26
Gas Analysis Function26
Boiler's Operation in Heating Mode27
Boiler's Operation in Combined Mode28
Boiler's Operation in DHW Mode28
Error Codes29
Search for Failures and Their Elimination29
Other Failures31
External Cleaning of Heat Exchanger32
Handing the Boiler over to the Customer32
Technical Service32
Technical Service and Operation Check32
Boiler's Operation Check33
Check of Bypass Valve Operation33
Check of Heat Carrier Overheating Protection in the Heating System33
Check of Heat Carrier Pressure Sensor in the Heating System33
Checking of Safety Valve Operation33
Internal Cleaning (Washing) of Heat Exchanger33
Internal Cleaning (Washing) of Secondary Heat Exchanger33
Air Removal Valve Check34
Check of Air Pressure in the Expansion Tank34
Check of CH Temperature Sensor34
Check of Combustion Products Removal Control Devices34
Check of DHW Temperature Sensor34
Check of Gas Supply Regulator Operation34
Ionization Plug Check34
Burner Block Dismantling35
Primary Heat Exchanger Dismantling35
Pump Dismantling37
Secondary Heat Exchanger Dismantling38
Bypass Valve Dismantling39
Utilization40
Supply Package41

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BaltGaz NEVALUX-8224 Specifications

General

Hot water production at 50°C	6.8 l/min
Gas pressure	13 - 20 mbar
Width	400 mm
Height	700 mm
Weight	32 kg
Mounting type	Wall
Fuel Type	Natural gas
Power	220 V
Nominal heat output	24 kW

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