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Service actions
Introduction
Once the cause of failure has been identified, use the appropriate service action
below to correct the problem.
To ensure the device is operational, ALWAYS repeat the Operational Checklist
after completing any of the procedures in this section.
General Disassembly / Assembly of Pump and Charger
Disassembly of the pumps and charger is limited to complete subassemblies and
mechanical components. It is recommended that electrical problems be corrected
by replacing the entire PCB. Use only the replacement parts supplied by the
manufacturer or an authorized distributor. Read ALL steps in a procedure before
undertaking the work. The procedures are given in order of disassembly and then
reassembly. Disassemble the device only as far as required to complete a service.
All fastening components such as screws, washers and nuts used in the device are
metric - be sure to use metric tools and replace only with metric components. Refer
to Appendix A for pictures of disassembled pumps and chargers.
Caution: The components inside the device are sensitive to electrostatic discharge
(ESD). Always wear a grounded wrist strap and use a protective ESD mat when
performing service on the device to prevent damage to components.
1. Disassembly / Assembly of Pole Mount Charger
Warning: When servicing the charging device, ensure the device is unplugged
before disassembling. Failure to do so can result in personal injury, death and /or
damage to the device.
1.1 Disassembly of the Charger:
1
. Remove pump from charger.
2. Disconnect charger from AC
power.
3. Remove the 6 screws as shown in
the diagram and separate the case.
4. The PCB is now loose and can be
removed from the front housing.
Caution:
When separating the
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