Operating instructions

4.0 Care of the Boiler
6
Pressure Gauge
Fig. 3
4.1 Central Heating System Pressure
1. The water pressure in the central heating system is
indicated by the pressure gauge.
2. The normal operating pressure is in the range between
1 and 2·5 bar.
3. A pressure of 3 bar or greater indicates a fault The
safety pressure relief valve will operate at a pressure of 3
bar and very hot water or steam will be discharged
through the pipe on the right hand side of the boiler, out
of the property and usually into a nearby drain. It is
important that a Competent Person is contacted as soon
as possible.
4. If the pressure falls below 1 bar it may indicate a leak on
the central heating system.
The system must be re-pressurised by a Competent
Person.
4.2 Protection & Precautions
1. If a system frost thermostat has been fitted (your
Installer should have advised you), then to operate
correctly and protect your system, the gas and electricity
must be left on.
4.3 Cleaning the Outercase
The painted panels should be wiped with a damp cloth
and then dried completely.
DO NOT USE ABRASIVE
CLEANING AGENTS.
4.4 Spare Parts
1. Any repairs to the boiler will usually be the responsibility
of the Installer during the guarantee period after which
spare parts may be obtained through approved Baxi
stockists if required.
2. Quote the appliance name, model number and where
possible the part number when ordering spares. A short
parts list is included in the Installation and Servicing
Instructions.
Refer to Page 3 for the definition
of a Competent Person.