Direct Healthcare Services Dyna-Form Mercury Advance Service-Handbuch - Seite 7

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D Y N A - F O R M M E R C U R Y A D V A N C E
9.6 Taking the System Apart
The Control Unit is designed so almost all components
can be removed without disassembling other parts.
Open the housing by removing the 4 screws from the rear
1
case.
Remove PCBA by disconnecting the cables and unscrewing
2
the 2 screws.
Remove the compressor by unscrewing 6 screws and
3
disconnect the power cable from the PCBA and the air tube
on the compressor.
Remove the air out/power in part by disconnecting the air
4
tubes and the cables from the PCBA.
Remove the rotor valve by pulling out the locking pin
5
from the motor axes and removing the air tubes from
the rotor valve.
Remove the rotor valve motor by unscrewing the 2 screws.
6
Remove the micro switch by unscrewing the 2 screws.
7
Removing the hooks requires the compressors to be removed
8
first. Remove the four screws on the inside of the back part
of the housing and then release the attachment part for the
hooks from the outside of the housing.
9.7 System Layout
Control PCBA
1
Compressor
2
Air Outlets
3
Rotor valve
4
IEC Power Inlet
5
Rotor valve motor
6
Micro switch
7
1 2
D I R E C T H E A L T H C A R E G R O U P . C O M
1
2
3
8
4
6
7
5
1
2
3
4
5
6
7
S E R V I C E M A N U A L
9.8 Maintenance
Change the air filter: Remove air filter holder by pressing the plastic catch downwards and lifting the air filter holder up.
Take out the filter and put in a new one and put the filter
holder back.
Warning – Only qualified technicians trained or formally approved by Direct Healthcare Group Ltd. in the operation
and maintenance of Direct Healthcare Group products may carry out maintenance, modification or repair work
on the equipment. Unqualified personnel attempting to work on Direct Healthcare Group Control Units risk serious
injury to themselves and others and possibly death by electrocution. Inlet fuse NOT to be replaced by operator or
patient,
to be replaced by service personnel only. Warning –
Do not modify this equipment without authorisation of Direct Healthcare Group.
9.9 Servicing
The Control Unit has a light that when illuminated indicates a Service is required.
Direct Healthcare Group recommend that the control unit be serviced annually from installation. The service light will illuminate after
8760 hours of operation (one year of continuous operation) as a guideline for preventative maintenance. The unit contains serviceable
parts and should only be carried out by persons as described in
this please contact DHG.
9.9.1 Compressor Maintenance
Ensure power cable is disconnected.
1
Open the housing by removing the 4 screws from
2
the rear case.
Remove the compressor by unscrewing 6 screws
3
and disconnect the power cable from the PCBA
and the air tube on the compressor.
Remove the compressor from the attachment plate,
4
which will require cutting the 6 rubber suspensions.
D I R E C T H E A L T H C A R E G R O U P . C O M
section 8. 1 .
For Service, maintenance and any questions regarding
9
3
2
4
1 3