Page 148 - 2017-Swift-Group-Motorhomes-Handbook-web

! WARNING: When the hot water cylinder is in continuous FITTED EQUIPMENT
use, it should be drained and refilled once a
• T he boiler must not be switched on if month. This recreates the air cushion in the hot
there is no heat transfer fluid (HTF) in the water cylinder that absorbs pressure surges.
system.
Tip! If continuously using the hot water cylinder
• A lways drain down the freshwater system in a hard water area, fit an inline scale inhibitor
if there is risk of frost; in winter, for to minimise the effects of limescale.
example. You may continue to use the
boiler with no freshwater in the system, as Target hot water temperature is greater
required; no damage can result than 50°C in normal operation, to prevent
the growth of Legionella. Over 50°C , the
• A lways replace the HTF in accordance hot water will be heated to the maximum
with the antifreeze product’s lifespan. . If in achievable temperature at the time. This
any doubt, replace the HTF after 2 years. allows the hot water to achieve disinfection
temperatures, and increases warm water
• O nly sterilise the freshwater system with a performance.
product suitable for stainless steel.
If scalding hot water temperatures are a
• D o not place stowage in the boiler concern – such as with the young, elderly or
compartment. infirm – thermostatic mixing valves (TMVs)
can be fitted, and may be required by local
• D o not position awnings, tents or other regulations.
enclosures around the flue terminal.

• D o not obstruct the flue. Be careful not to
flood the flue when washing the vehicle.

• T he gas heating must not be used when
refuelling the vehicle at the service station
or related facility.

Domestic Hot Water ! WARNING: Always drain down and

Being a combi-type boiler, the Alde 3020 completely empty the hot water cylinder
Compact HE has an integrated, stainless steel when there is risk of frost, unless the vehicle
hot water cylinder that holds approximately 8.4 is explicitly stated to be self-winterising by
litres of freshwater. the vehicle manufacturer.

The boiler can produce around 12 litres of Failure to drain the hot water cylinder when
40°C warm water per 30 mins (at a cold there is a risk of frost may result in frost
water temperature of 10°C). If only the electric damage, and is not covered under warranty.
heating is used, this capacity is slightly
reduced.

The hot water should not be used for drinking
or cooking.

Always flush out the hot water cylinder before
use, especially when it has stood empty for
some time. Any steriliser products should
be suitable for use with stainless steel.
Avoid steriliser products containing sodium
hyperchlorite, for example, as these will cause
severe corrosion damage to the hot water
cylinder. Read the product label or contact the
product manufacturer for details.

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