Diamond Bidex 500 User manual

INSTALLATION
INSTRUCTIONS

Step 1 Location
Select a location in a cavity beneath a kitchen cupboard ensuring the area is clean
and level. Care should be taken not to store perishable goods in the cupboard directly
above the heater unit
Step 2 Central heating water supply
Supply should be through a 2 pipe pumped central heating system
Step 3 Electrical supply
Warning: This application must be earthed
A fused (5amp) electrical spur with a switch should be fitted in an easily accessible
position
position
.
Note: Electrical installation must comply with local or national regulations
1

Step 4 Preparation
This product is normally fitted directly onto the floor.Once the position has been
decided mark out and cut
the plinth to the dimensions as shown below
decided
,
mark
out
and
cut
the
plinth
to
the
dimensions
as
shown
below
.
AB3203
320mm 100 mm
A= Width of cutout
B= Height of cutout
• Floor mounting
• Plinth mounting
Step 5 Water Connections
Fit the valve end of the flexible hoses to the Plinth Heater and the other ends to the
central heating flow and return pipe work. Note the direction of flow arrows on the valves
are not important in this application
S
y
stem
y
pipe work
Flexible
hoses
Isolating
Valves
2

Step 6 System Venting
• Air vent screw
Step 6 System Venting
Fill the System and vent the air from the heat exchanger using the air vent screw. Close
the vent screw ensuring that there are no leaks.
Step 7 Fitting
Ensuring that the flexible hoses do not kink and the electrical cable is not in contact with any
Ensuring
that
the
flexible
hoses
do
not
kink
and
the
electrical
cable
is
not
in
contact
with
any
hot surfaces slide the plinth heater under the cupboard until the front edge is just behind the
line of the plinth.
Replace the plinth and pull the heater through the opening till the front edge projects 8mm
through the plinth.
8mm
3

St 8 Fitti th G ill
St
ep
8 Fitti
n
g th
e
G
r
ill
Screw the Grill to the front of the Plinth Heater using the 2 shorter screws at point “A” Secure
the grill to the plinth using the longest screws at point “B”
A
B
B
Operation
Switch the unit on at the socket. Set the heating switch to the red disc position. Select the
fan speed to Low or Boost. The fan will start to rotate provided hot water is circulating
through the heat exchanger at or above 43degrees C. If the central heating system has just
been switched on there may be a delay in the fan startin
g
till the system reaches 43de
g
rees
C.
When the central heating system switches off and the system temperature drops below
43degrees C the fan will stop automatically.
During the summer the plinth heater can be used for air circulation without heat.
Set the heating switch to the Blue disc position. In this position the fan will run until the
unit is manually reset.
“0” Winter switch
“1” Summer switch
“I” Low
4
“
0” Of
f
“II” Boost

Maintenance
Before any maintenance is carried out on the unit the electrical supply must be
isolated.
Maintenance should be restricted to dust and lint removal around the unit.
Do not tamper with any electrical parts
Do
not
tamper
with
any
electrical
parts
A installer should be used for other maintenance requirements.
Technical Data
Test Pressure: 20 bar
Maximum working pressure:10 bar
Electrical supply: 220-240 V – 50 Hz.
Water connections: 15mm compression
5