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Related Manuals for Rendamax R2066
Summarization of Contents
Operation and Fault Indication
7.1 Function
Describes the boiler startup sequence, pilot flame detection, and main burner ignition.
7.2 Regulation
Explains burner control via butterfly valve and PID regulation for temperature.
7.3 Control panel
Details warning indicators and switches on control panels for fault finding.
Maintenance
8.1 Safety
Emphasizes wearing protective clothing and avoiding unsafe situations during servicing.
8.2 General information
Advises on annual inspection, cleaning, and frost protection for the boiler.
Introduction
1.1 Rendamax
Introduces Rendamax and its reputation in the industry since 1968.
1.2 Supplier
States that Rendamax boilers are sold by suppliers and to contact them for information.
1.3 This manual
Explains the purpose and target groups of the manual, and what aspects will be covered.
1.4 Service
Advises contacting the supplier's service department for commissioning and maintenance assistance.
1.5 Reservation
Reservation
Details legal reservations regarding installation, safety, and manufacturer's right to alter products.
Description
2.1 General information
Describes the R2000 series as atmospheric, open-flued, low thermal capacity gas-fired boilers.
2.2 Main components
Main Components
Lists and illustrates the main components of the R2000 series boiler.
2.3 Principle of regulation
Principle of Regulation
Explains how flow temperature can be constant or weather compensated, and cascade switching.
2.3.1 EM Control option
EM Control Option
Details the Electronic Modulating version with PID regulator for constant flow temperature control.
2.3.2 EW Control option
EW Control Option
Describes the EW version for outside temperature compensation and night-time reduction.
Heating curve slope
Heating Curve Slope
Explains how slope adjusts set-point based on outside temperature and setpoint limits.
2.4 Boiler protection
Boiler Protection
Details boiler protection systems like water flow switch, high limit thermostat, and pressure relief valve.
Safety
Installation Requirements
Stresses installation by qualified personnel according to national and local standards.
Explanation of Icons
Explains the meaning of various icons used in the manual for safety and operation.
Delivery and Transport
4.1 Delivery
Details the factory assembly, testing, and packaging of the R2000 boiler before delivery.
4.2 Unit Protective Packaging
Describes the pallet and protective covering used for boiler transportation.
4.3 Transport
Advises referring to technical specifications for weight/dimensions and safe handling during transport.
Installation
5.1 Boiler Room
Covers siting the boiler and requirements for boiler room ventilation, including specific siting and ventilation details.
5.2 Unit Connections
Details the requirements for gas supply and electrical connections to the boiler unit, including filter and wiring.
5.2.2 Electrical Supply
Electrical Supply
Covers electrical connection, voltage, fuse protection, and wiring requirements for the boiler.
5.2.3 Hydraulic Connections
Hydraulic Connections
Outlines requirements for hydraulic connections, including pressure relief valves and pipe support.
5.2.4 Flues
Flues
Provides guidance on flue dimensions, gas volumes, and flue pipe resistance coefficients.
5.3 Water Quality
Water Quality
Discusses water hardness, recommended limits, and the importance of water treatment and filtration.
5.4 Hydraulic System
Hydraulic System
Explains system pressure calculation and flow/resistance principles in the hydraulic system.
5.4.1 Flow and Resistance
Details system pressure calculation and the relationship between flow rate and pressure drop.
Pump Switching
Pump Switching
Emphasizes correct electrical switching of the boiler and pump, and the need for pump overrun.
Flow Velocity Effects
Discusses how flow velocity impacts water temperature and potential lock-out conditions.
5.4.2 Examples Hydraulic System
Examples Hydraulic System
Presents example hydraulic system configurations for outside temperature compensation.
Commissioning
6.1 General
States that commissioning must be done by qualified personnel and describes flushing the system and water heating.
Adjusting the Burner Pressure
Adjusting Burner Pressure
Explains burner pressure adjustment after 20 minutes of operation at high load.
6.2 Pre-lighting Checks and Dry Run
Pre-lighting Checks and Dry Run
Lists appliance checks to be performed before lighting the boiler, divided into Check 1 and Check 2.
6.2.3 Check 3
Check 3
Outlines checks for the gas train downstream of the gas inlet service cock.
6.3 Live Run Check
Live Run Check
Details procedures for checking boiler operation during live run, including pilot burner and main burner ignition.
6.4 Instructions to User
Instructions to User
Provides guidance on handing over the technical documentation and explaining safe operation to the user.
7.4 Fault Indications
Fault Indications
Describes fault indications like insufficient water flow, high limit, and ionisation interruption, and how to reset.
7.5 Start-up
Start-up
Outlines the procedure for starting the boiler, including connecting supplies and setting the regulator.
7.6 Shut-down
Shut-down
Provides instructions for shutting down the boiler for short and long periods.
7.7 Warnings
Warnings
Warns about freezing during non-operation and advises professional repair.
7.8 Fault Finding Table
Fault Finding Table
A table listing faults, possible causes, and solutions for troubleshooting boiler issues.
8.3 Inspection
Inspection
Details how to inspect the draught diverter, heat exchanger, and sight glass.
8.4 Cleaning
Cleaning
Provides guidance on cleaning the heat exchanger and filters.
8.5 Servicing
Servicing
Outlines routine maintenance tasks and requirements for competent personnel.
8.6 Component Replacement
Component Replacement
Explains the procedure for replacing components like electrodes, burner bars, and injectors.
8.7 Service
Service
Information on contacting the supplier's service department.
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