Intended use .............................. 06 Safety measures ............................06 General safety information ......................... 06 Description ..........................08 CGB-2-75 / CGB-2-100 wall mounted gas condensing boiler layout ............08 Positioning or alteration ......................09 Installation site requirements ........................09 4.1.1 Conditions for use ............................09 4.1.2...
Scope This document contains instructions for the CGB-2-75/100 wall mounted gas condensing boiler. Target group This document is intended for users of the CGB-2-75/100 wall mounted gas condensing boiler. Other applicable documents CGB-2-75/100 maintenance instructions for contractors CGB-2-75/100 operating instructions for contractors Hydraulic system solutions technical guide for contractors The documents for all accessory modules and other accessories also apply where relevant.
About this document KEYWORD Type and source of risk! Explanation of the risk. ► Action to prevent the risk. Abbreviations HLSC High limit safety cut-out eHLSC Electronic high limit safety cut-out BM-2 Programming unit Display module 8616725_202108_Englishmater WOLF GmbH | 05...
Any faults or damage that impact or might impact safety must be remedied immediately by a qualified contractor. ► All faulty components of the heat generator must be replaced with original WOLF spare parts. General safety information...
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Overpressure on the water side! Risk of injury due to high overpressure in the heat generator, expansion vessels and sensors. ► Close all valves. ► Empty the heat generator if necessary. ► Use safety gloves. 8616725_202108_Englishmater WOLF GmbH | 07...
Improper alterations to the heat generator or other parts of the heating system. Risk of injury and damage to the system. ► Work must be performed by a contractor. DANGER Improper alterations to the balanced flue lines! Risk of asphyxiation or severe to life-threatening poisoning. ► Work must be performed by a contractor. 8616725_202108_Englishmater WOLF GmbH | 09...
► Clean the casing with a damp cloth and a mild cleaning agent (must not contain chlorine). ► Dry the casing. ► Components in and directly on the heat generator may only be cleaned by a contractor. 10 | WOLF GmbH 8616725_202108_Englishmater...
● Take the heat generator out of service temporarily. ● ● Put the heat generator back into service. ● ● ● Take the heat generator out of service in an emergency. ● ● Take the heat generator out of service permanently. ● 8616725_202108_Englishmater WOLF GmbH | 11...
Operation Operation BM-2 programming unit operating instructions for users AM display module operating instructions for users ► Control the heat generator using the control module. 12 | WOLF GmbH 8616725_202108_Englishmater...
24 hours. For instance, the pump and the 3-VW shall operate 60 seconds after every 24 hours. CGB-2-75/100 wall mounted gas condensing boiler maintenance instructions for contractors WOLF recommends concluding an inspection and maintenance contract with a contractor.
If fault persists: ► Switch the heat generator off and on again with the ON/OFF switch. ► Press button 4. If fault persists: ► Switch OFF the heat generator at the ON/OFF switch. ► Contact a contractor. 14 | WOLF GmbH 8616725_202108_Englishmater...
► Switch OFF the heat generator at the ON/OFF switch. ► Notify a contractor. Taking the heat generator out of service permanently CGB-2-75/100 operating instructions for contractors ► The heat generator may only be taken out of service by a contractor. 8616725_202108_Englishmater...
► Dispose of packaging made of cardboard, recyclable plastics and synthetic filler materials in an environmentally compatible manner through appropriate recycling systems or a recycling centre. ► Please observe the applicable national and local regulations. 16 | WOLF GmbH 8616725_202108_Englishmater...
Fit your heating system with a weather-compensated heating controller from the WOLF range of accessories. Your contractor will be happy to advise you on optimum settings. – Use the night setback function in conjunction with WOLF control accessories.
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