Installation; Operation - DHG Dyna-Form Mercury Advance Service Manual

SERVICE MANUAL

5. Installation

5.1 Mattress (This is the applied part type BF)
The device should only be installed and used by a clinician or a trained lay operator. A lay operator shall
be considered trained once they have fully read this user manual.
The temperature of the Control Unit may have decreased or increased, whilst in storage or during
transportation, beyond the limits of the allowable operating temperatures. Do not use the Control Unit
until it has been at room temperature (c.20°C) for at least two (2) hours. This time is required for all
components of the Control Unit to reach the normal, recommended operating temperature. Place the
Dyna-Form Mercury Advance Mattress directly on to the bed platform ensuring that the blue multi-stretch
waterproof cover is on top and that the umbilical hose is located at the left-hand corner at the foot end
of the bed. Note: The umbilical hose can be located inside the cover under the "Open Here for Air Inlet"
printed in the bottom left hand corner of the mattress.
Typically, the mattress user will be placed in a supine position on the mattress.
Wipe the mattress down before covering the mattress with a loose-fitting sheet.
Static Mattress Use
The Dyna-Form Mercury Advance Mattress can be used as a pressure reducing mattress for patients at
High Risk of pressure ulcer damage without the need to attach the Control Unit.
Alternating Mattress Use
If / When required, the Dyna-Form Mercury Advance Mattress can be used as an alternating mattress
system by attaching the Dyna-Form Mercury Advance Control Unit system. No other system should be
attached to the mattress as the design settings and internal air pressure properties of the
Dyna-Form Mercury Advance Control Unit) are specific to this mattress only.
The Dyna-Form Mercury Advance is a replacement mattress system and should NOT be placed on top of
any existing mattress.
The startup time from static to dynamic mode is immediate.
5.2 Control Unit
Hang the Control Unit onto the footboard. The mounting hooks swivel to suit the thickness of the footboard
or rail. Connecting the Umbilical Hose to the Control Unit , place the supplied 3-pin electrical plug into the
wall outlet and switch on:
(a) Open the zip located at the bottom left hand side of the mattress and pull out the Blue Umbilical hose
(b) Attach the Blue Umbilical Hose to the Control Unit by connecting the air connector at the end of the
Umbilical Hose to the air inlet connector at the bottom left hand side of the Control Unit. Ensure that the
Red CPR Release button is located on top of the Air Inlet connector after connection is complete.
(c) Re-close the zip as far as possible without clamping the Blue Umbilical Hose to ensure the mattress
and air cells are sealed within the cover.
(d) Shut down is the reverse of items a, b & c above.
The expected operator position of the control unit is from the foot end of the bed. The expected position of
the user, under normal use, is centrally placed on the mattress in the supine, side lying or prone position.

6. Operation

Attach the supplied mains cable to the Control Unit by inserting the "kettle" type connector into the recess
located on the left-hand side of the Control Unit. The mains cable has been designed specifically as a
removable part to aid in easy replacement should it become damaged in use.
Power cables not supplied by Direct Healthcare Group are not recommended for use with this Control
Unit.
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