4
4 213 893 / 01
IMPORTANT INFORMATION
1.
Important Information
BThe following points must be observed when performing
work on the TopGas
®
:
!
CAUTION
•
If you smell flue gas or gas,
•
avoid naked flames and
the occurrence of sparks,
•
do not smoke,
•
take the system out of operation,
•
close the gas shut-off valve,
• open windows and doors
• The system may only be placed in operation if all the
relevant standards and safety regulations have been
complied with. However, for trial operation, the follow
-
ing are the minimum conditions requiring fulfilment:
- Safety valve installed (closed system)
- Control in operation
(connected to the mains current supply system)
-
System filled with water
- Expansion tank connected
-
Boiler connected to a flue gas conduit installed
in compliance with the relevant regulations
- Burner preset
• When performing maintenance and repairs:
- Allow the gas condensing boiler to cool down
- Switch off the gas condensing boiler
and disconnect it from the power supply
- Close the gas shut-off valve
- Close all cut-off valves on the unit
(cold water, heating flow and return)
- If work on the components of the gas condensing
boiler which carry water is not performed correctly,
the heating medium may escape and lead to scald-
ing.
-
After performing repair and maintenance work,
reattach all cover plates which were removed.
- Do not exceed the maximum operating pressure and
operating temperature (see type label) for the gas
condensing boiler.
- Open all cut-off valves on the unit
(cold water, heating flow and return)
- Open gas shut-off valve
WARNING
The heat generator can only be de-energised
by disconnection from the mains (e.g. all-
pole switch).
WARNING
All electric power supply circuits must be
switched off before accessing the terminals.
1.1
On delivery
Carry out a visual inspection immediately on receiving the
boiler. If any damage is found, take the necessary steps
as defined in the delivery contract. The respective risk
carrier bears the cost of repairs.
1.2
Guarantee
The warranty does not cover defects attributable to:
- Failure to comply with these instructions
- Failure to comply with the operating instructions
- Incorrect installation
-
Impermissible modifications
- Incorrect handling
- Contaminated operating materials
(gas, water, combustion air)
- Unsuitable chemical additives to the heating water
- Damage caused by the application of force
- Corrosion by halogen compounds
(e.g. paints, adhesives, solvents)
- Corrosion caused by not observing
the required water quality
1.3
Instructions
All instructions relevant to your system can be found in
the Hoval system manual! In exceptional cases, the in
-
structions can be found with the components!
Further sources of information:
- Hoval catalogue
-
Standards, regulations
Содержание TopGas 35
Страница 35: ...35 4 213 893 01 ...