Glow-worm Easicom 28 Installation And Servicing

0020145065_01 - 09/12 - Glow-worm
Code Parameter Unit Description
Factory
setting
Modiable
parameter
d.44 Digitalized ionisation voltage V
Display the digitalized ionisation voltage. Multiply
the displayed value by 100.
- no
d.68 Unsuccessfull ignitions at rst attempt -
Display the number of unsuccessfull ignitions at rst
attempt.
- no
d.69 Unsuccessfull ignitions at second attempt -
Display the number of unsuccessfull ignitions at
second attempt.
- no
d.80 Operating hours in heating mode h
Display the number of operating hours in heating
mode. Multiply the displayed value by 100.
- no
d.81 Operating hours in domestic hot water mode h
Display the number of operating hours in domestic hot
water mode. Multiply the displayed value by 100.
- no
d.82 Number of burner starts in heating mode -
Display the number of burner starts in heating mode.
Multiply the displayed value by 100.
- no
d.83 Number of burner starts in DHW mode -
Display the number of burner starts in DHW mode.
Multiply the displayed value by 100.
- no
d.93 Device Specic Number - Select the product code of the appliance:
24 -> 3
28 -> 2
yes
d.96 Factory reset -
All parameters stored in EEPROM (main board +
appliance interface) are reset to factory settings if
this function is activated.
0 = deactivated
1 = activated
0 yes
12.4 Status of the appliance
• Press button for more than 3 seconds to learn the current
state of functioning of the appliance.
The screen displays "S" and the state of the appliance.
• Press and hold the button for more than 3 seconds to
exit this menu.
Status Heating Mode
S.00 No request for heating
S.01 Pre-run fan
S.02 Pre-run pump
S.03 Ignition
S.04 Burner lit
S.05 Post run pump/fan
S.06 Post run fan
S.07 Post run pump
S.08 Time delay anti short-cycles after heating
Status Domestichotwatermode
S.10 Request for domestic hot water
S.11 Pre-run fan
S.13 Ignition
S.14 Burner lit
S.15 Post run pump/fan
S.16 Post run fan
S.17 Post run pump
Status Specicmessages
S.30
Default status, no request for heating or domestic water. If
an EBUS controller is connected to the boiler, check that a
wiring link is present on terminals 3 and 4 of the boiler's main
board.
S.31 "Hot water only" mode
S.32
Control cycle: the speed of the fan in the functioning phase is
outside tolerance.
S.34 "Frost protection" mode
S.41 Water pressure too high
S.53
Waiting cycle: temperature dierential between heating ow
and return is too high. If ∆T > 30, forcing to Pmin.
S.54
Waiting cycle: lack of water in the installation/temperature
rise between heating ow and return is too high.
S.96 Test temperature sensor for heating return.
S.98
Test temperature sensors for heating ow and return, or the
appliance has a fault.
INSTALLATION
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Glow-worm Easicom 28 Specifications

General

Type	Combi Boiler
Output	28 kW
Energy Efficiency Rating	A
Mounting	Wall Mounted
Central Heating Output	24 kW
Domestic Hot Water Output	28 kW
Fuel Type	Natural Gas
Central Heating Max Pressure	3 bar