Installation Manual

34
5350 485 GB 08/2007
Preparing the connections
Note
For dimensions for on-site preparations of the gas and water connections see Overall
Appliance Dimensions“ on page 9
1. Prepare the hydraulic connections.
2. Clean and flush the heating system
to BS 7593. Use only the following
approved additives.
Sentinel or Fernox
Anti-scaling
Anti-bacterial
Anti-freeze
- Glycol (30% max)
Anti-corrosion
Cleaner
The use of non approved additives will
invalidate the warranty on this product.
Do not use non approved additives or any
chemicals from the following list.
Boiler noise silencer
Leak sealer
Fuel, Oil, Grease, Washing powder
/liquid
Pipe jointing compound (like boss white
or boss green, Sentinel)
Anti-blockage
Note
Additive combinations are permitted only if
approved additive suppliers recommend it
and always according to suppliers’ dosage
recommendation.
3. Prepare gas connection to BS 6891
4. Prepare the electrical connections
Mains cable: H05V2V2-F 3 G
0.75 mm
2
, 230 V~, 50 Hz.
A 1.5m power cable is part of
the standard delivery.
Accessory cables: H05V2V2-F 3 G
0.75 mm
2
for connection of room
temperature control and DHW
cylinder control (system boiler).
Vitoden 200-W installation 4/9/07 7:27 pm Page 34