Alpha Evoke 28, Installation And Servicing Instructions

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2
Alpha Evoke 28 and 33
Please read these instructions carefully bef ore operating your boiler .
The Alpha Evok e range of high efficiency condensing boilers incor porate the latest technology in boiler design. With
improved b urner efficiency and reduced electr ical consumption together with high quality and reliability.
The boiler output will automatically adjust according to the requirements of the system.
The Evok e range are designed to w ork with most centr al heating controls how ever w e recommend the Alpha Comfor t or
Easy-Stat standard controls or the enhanced Alpha Climatic boiler energy manager further impro ving the system efficiency
by v arying the system temper ature depending on the room temperature and heat losses .
In addition all Evok e models feature optional connections f or an outside sensor to enable the boilers b uilt in weather
compensation feature .
The boilers will provide centr al heating when required during the on times as set according to the controls fitted. Hot water
will always tak e prior ity over the centr al heating whenever a hot tap is opened.
Refer to Section 2 of the Installation and Ser vicing document for the meaning of the inf ormation symbols .
Fig. 1
2 OPERATING THE BOILER
1 INTRODUCTION
Switch the boiler on at the mains supply socket s witch. The boiler will be in either 'Standb y' or 'On' mode.
By pressing the Mode button (item 1 in Fig. 1) the Standby or On mode can be selected, or press and hold the Mode b utton
for eight seconds to tur n the boiler off.
Standby -
In this mode the boiler will not provide hot w ater or central heating, b ut frost protection and pump circulation
features are still activ e.
Off - In this mode there is electrical po wer to the boiler b ut the boiler will not function in any condition.
On - In this mode the boiler can be switched betw een 'Summer' or 'Winter' settings by pressing the Mode b utton (item 1 in Fig. 1).
Summer setting - The boiler will only pro vide hot water when a tap is tur ned on and the central heating will not activ ate even
if requested by e xternal controls (frost protection and pump cycle are still activ e).
Winter setting - The boiler will oper ate in both heating and hot water . The heating will activ ate depending on the time and
temperature from an y heating controls fitted. Hot w ater will always tak e prior ity over heating when a hot outlet tap is opened.
The boiler can be used by children at least 8 y ears old as well as b y persons with reduced physical, sensor y or
mental capabilities, lac k of exper ience or required knowledge pro viding that they are under sur veillance , or after
they ha ve been instr ucted relating to the safe use and ha ve understood the potential dangers . Children m ust not
play with the appliance . Cleaning and maintenance destined to be perf ormed b y the user cannot be carried out b y
unsupervised children.
The boiler controls are located on the control panel.Make sure the heating system is filled and the needle on the pressure
gauge (item 8 in Fig. 1) is in the g reen band when cold. If incorrect ref er to Section 4.
1 - Off/Stand-b y/Summer/Winter button
2 - Inf ormation b utton
3 - Reset Button
4 - Reduce DHW set temper ature
5 - Increase DHW set temper ature
6 - Increase heating system set temper ature
7 - Reduce heating system set temper ature
8 - Heating system pressure gauge
9 - Domestic hot w ater active
10 - Remote Climatic controller fitted
11 - Boiler fired and po wer le vel
12 - External w eather probe fitted
13 - Activ e solar supply (pre-heated inlet)
14 - Centr al heating active
15 - Centr al heating temperature indicator
16 - Boiler in Stand-b y mode
4 5 6 7 8
1 2 3
RESET BOOST
°C
RESET BOOST
°C
9 10 11 12 13
14
15
16
17
18 19 20 21 22
RESET INFO
17 - Winter mode – heating and hot w ater
18 - Summer mode – DHW only
19 - T emperature/inf o/code - display
20 - Boost function activ e
21 - Boiler loc ked - reset required
22 - DHW temper ature indicator