Ambirad SmartCom2 Recovery Procedure - Page 2

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If the LCD screen display appears 'blank' or
'freezes' during programming, power to the
SmartCom² will have to be removed to allow for
the default settings to be recovered.*
In such a scenario, the lithium coin cell must be
removed form the controller for a period of time.
Tools required.
The following tools and equipment will be re-
quired to complete this task:
1.
Small pozi-head screwdriver
Step by step instructions.
ENSURE ALL ELECTRICAL SUPPLY TO
THE HEATER AND THE SMARTCOM²
CONTROL PANEL ARE ISOLATED BEFORE
PROCEEDING.
Using a small electrical screwdriver, carefully
remove the 4 plastic fixing plugs located at
each corner of the front cover. Retain for later.
Using a small pozi head screwdriver, remove
the 4 retaining screws. Retain for later.
Carefully lift the front cover and unplug the rib-
bon cable from the power PCB assembly in the
base unit.
The battery is located on the pcb board on the
reverse side of the controller lid.
fig.1 battery location
Using a small electrical screwdriver, carefully
prise upwards and
remove the battery.
Ambi-Rad Limited Fens Pool Avenue
Brierley Hill West Midlands
DY5 1QA United Kingdom
Telephone 01384 489700
Facsimile 01384 489707
UK sales email
Website
Database
www.ambirad.co.uk
www.s-i-d.co.uk
The information contained in this technical bulletin
is designed to aid a qualified or competent service
technician in the instruction it is intended for.
* Assuming ribbon cable connections has previ-
ously been checked for ware and connections are
correctly made to both the pcb's
2.
Electrical screwdriver
3.
SmartCom Owners manual
4.
New Battery (if required)
Leave the battery out for at least 60 seconds.
This will delete any user programming and reset
the controller.
Refit the battery (or new battery is necessary)
Carefully re-fit the front cover by connecting the
ribbon cable from the power PCB assembly in
the base unit.
Using a small pozi-head screwdriver, re-fit the 4
fixing screws retained from earlier.
Refit the four plastic fixing plugs retained from
earlier.
Turn the mains isolator back on.
Refer to the SmartCom² User Manual if further
settings are required
Battery specifications
Reference: CR2032
Type:
Lithium coin cell
Voltage:
3.0V
Service life: app. 5 years
Width:
20mm
Thickness: 3.2mm
Also known as:
ECR2032,
5004LC,
KECR2032, SB-T15, L14
is the registered
Trademark of Ambi-Rad Limited.
Due to continuous product
innovation, Ambi-Rad reserves
the right to change product specifi-
cation without due notice.
DL2032, BR2032, KL2032,
KCR2032,
ECR2030,
DOC REF GB/TB/014/0107