15 Maintenance Instructions
NIPPY Clearway 2 Service Manual
2210.2657 Rev 3.0
Internal inspection
WARNING!
Disconnect the AC mains supply before opening the Clearway 2
case
Observe ESD precautions when handling Printed Circuit Boards
Every 5 years or following a repair, perform the 12 month checks plus an
internal inspection detailed in this chapter.
Open the case as described in this manual.
Internal clean
Clean out any dust which may have accumulated inside the Clearway 2.
Inspect electrical connections
Visually inspect all internal electrical cables. Cable sheathing must be intact and
in good condition and ensure cables have not been damaged. Verify that all
connections are securely made.
Inspect mechanical fastenings
Ensure 5 x command/display PCB fixings are secure (M3 x 8)
Ensure 2 x front switch fixings are secure (M3 x 8)
Ensure 4 x power supply fixings are secure (M3 x 8)
Ensure 4 x valve assembly fixings are secure (M4 x 10)
Ensure 2 x fixings for rigid pipe are secure (M3 x 8)
Check cooling fan is fitted securely.
Check blower jacket is securely closed.
Check silicone pipes are all securely fitted to blower and valve.
Check pressure measurement pipes are securely connected.
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