OSO HOTWATER MINI RM5 Manual

HW
Ø15
CW
Ø15
CW
HW
200
430
Stainless Steel 142213-00
The OSO MINI can be fitted vertically or horizontally to suit the particular application.
For vertical mounting rotate the bracket on the back of the cylinder through 180°.For horizontal mounting use the semi-circular bracket provided.
IMPORTANT: before resetting the safety cut-out or altering the thermostat setting, isolate electrical supply to the unit prior to removal of the lid.
Ensure the lid is replaced correctly and the retaining screws are fitted.The retaining screws are at the front and back of the cover.
If higher temperatures are required, thermostat operating between 45°C and 75°C are available from OSO Hotwater (UK) Ltd. Part No. 80020.
Vertically
Hanging on the wall with one solid screw
or standing on the floor.
Horizontally
On the wall with enclosed bracket or on the floor.
Warning: Cold and hot water connections must
be pointing up.
Water Connections
Cold inlet and hot outlet are 15mm.
The water heater can be connected directly to a mains cold water supply or to a supply to a cistern tank,
provided that:
(a)There is no reverse flow restriction
(b)The cold water supply does not exceed 6 bar
(c)The hot water that has expanded back down the cold feed pipe cannot enter a supply pipe to which a cold
draw-off is connected
Electrical Connection
The mains cable is factory fitted.
The electrical connection to the immersion heater must conform to current IEE wiring
regulations.The unit must be permanently connected to the electrical supply through a double
pole linked switch with a minimum break capacity of 13 amps. All internal wiring is factory
mounted.The immersion heater has a working thermostat adjustable between 30°C and 60°C.
A safety cut-out is also incorporated within the thermostat and will operate at 85°C ± 3°C.
Should this happen, press the reset button.
Horizontally gives more hot water.
HW
to taps
CW
TS2
13 24 1 2
RS
L
INSTALLATION AND DIRECTIONS FOR USE
PLEASE LEAVETHIS LEAFLETWITHTHE OSO UNIT AFTER INSTALLATION
5

RM5 – 3kW
DIRECTIONS FOR USE
SPARE PARTS
Electric Element
RGK 1”– 3kW 230v w/o – ring seal
Part No. 2800 Thermostat 45°C - 75°C Part No. 80020 Thermostat 30°C - 60°C Part No. 80050
Thermostat Thermostat
WARRANTY
MAXWATER PRESSURE = 10 BAR/1Mpa
TEST PRESSURE = 16 BAR/1.6 Mpa
MAXWATERTEMP = 85°C
CURRENT: 230v, 1 PHASE
OSO Hotwater (UK) Limited
E15 Marquis Court, Team Valley Trading Estate, Gateshead,Tyne & Wear, NE11 0RU • Tel. [phone] • Fax. [phone]
Email. [e-mail] • [e-mail] • [e-mail]
Web. www.oso-hotwater.com
OSO stainless steel heaters are
guaranteed against material defects
or manufacturing faults for 10 years.
Electrical equipment and valves are
guaranteed for 2 years – scale
excepted. OSO will supply the dealer
with a new or repaired component,
freight paid, on condition that the
defective component is delivered,
freight paid, to OSO within 2 weeks.
The warranty is conditional on the directions
for use being followed and that:
1. Installation and service have been
carried out according to instructions and
regulations by authorised personnel,
and the heater filled with water before
turning on the electricity.
2. The new water heater is flushed through
with fresh water by opening a tap for at
least 15 minutes once a week or at least
once every 4 weeks if not in regular use.
3. If the water is hard the immersion heater
is not covered by the warranty. Its
expected life span can be extended if
the thermostat is set to maximum of
50°C or if a descaler unit is fitted on the
cold supply.
IMPORTANT
Fill before the power is connected.
Flush a newly filled water heater at least
once a week when not in use.
The thermostat is adjustable between
30°C and 60°C.
●Draining – Isolate power first.
●Cleaning out deposits – Isolate
power first.
a) Drain and remove element for
cleaning tank and element.
b) Clean the threads and seal fully
before replacing the element.
●Repairs
Authorised personnel and authentic
spare parts must be used.
WARNING
●Fill water before the electric power
is turned on.
●Disconnect the electric power
whenever the:
a) Top cover is removed.
b) Water supply is closed off.
c) Leaving for a week or more.
TROUBLE SHOOTING
1) Too little hotwater:
Turn up thermostat.Check if any taps
are dripping.
2) No hotwater:
Check power supply. Depress the
reset button and turn down
temperature by approx.5°C.
TS
TS2
THERMOSTAT
LN
60 50 40 30
ISSUE2 6/03