Main Heating Main Heat 12, Инструкция по установке и обслуживанию

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Fig. 16
7.4 Gas Supply
1. The gas installation should be in accordance with the relevant standards. In GB this is BS 6891. In IE this is the current edition of I.S. 813 "Domestic
Gas Installations" ​ .
2. The connection to the appliance is a 1/2in BSPF.
3. Ensure that the pipework from the meter to the appliance is of adequate size to ensure correct operation.
Do not use pipes of a smaller diameter than the boiler gas connection.
7.5 Electrical Supply
1. External wiring must be correctly earthed, polarised and in accordance with relevant regulations/rules. In GB this is the current I.E.E. Wiring
Regulations. In IE reference should be made to the current edition of ETCI rules.
2. The mains supply is 230V ~ 50Hz fused at 3A.
NOTE: "The method of connection to the electricity supply must facilitate complete electrical
isolation of the appliance"
​ .
Note! There is no method of isolating the boiler, at the user interface.
Connection may be via a fused double-pole isolator with a contact separation of at least 3mm in
all poles and servicing the boiler and system controls only.
WARNING: The PCB Control and Fan Assembly are 325 Vdc. Isolate at supply before access.
page 18
7.6 Condensate Drain
FAILURE TO INSTALL THE CONDENSATE DISCHARGE PIPEWORK CORRECTLY WILL AFFECT
THE RELIABLE OPERATION OF THE BOILER.
CAREFUL CONSIDERATION MUST BE GIVEN TO THE POSSIBILITY OF THE PIPEWORK BEING SUBJECT
TO FREEZING CONDITIONS AND APPROPRIATE MEASURES TAKEN TO PREVENT BLOCKAGE.
CORRECT INSTALLATION IN ACCORDANCE WITH THIS SECTION WILL CONSIDERABLY MINIMISE
THE LIKELIHOOD OF BLOCKAGE AND SUBSEQUENT BOILER LOCK-OUT.
A CONDENSATE DISCHARGE PUMP AND PIPE 'TRACE HEATING' ARE AVAILABLE AS ACCESSORIES
- see paragraphs
7.7.12 to 7.7.15 for further details.
The condensate discharge pipe MUST NOT RISE at any point along its length.
There MUST be a fall of AT LEAST 2.5° (50mm per metre) along the entire run EXCEPT when employing a