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TECHNICAL REFERENCE APPENDIX PREVENTIVE MAINTENANCE Chapter Issue 1 June 15 Appendix to Micron Technical Manuals 3.77 Summary/Remarks Signed: Date:
TECHNICAL REFERENCE APPENDIX
PREVENTIVE MAINTENANCE
3.76 Appendix to Micron Technical Manuals Chapter Issue 1 June 15
NOTE
Due to extended SPC checks (100 cycles) the Monthly Hardware Check is not
included in April’s schedule.
Check that the paper feed mechanism operates correctly.
Check that the cleaner mechanism raises and lowers smoothly.
Check that the solvent dispenses and it is at a suitable pressure.
Check that solvent dispenses evenly across the paper or cassette.
Check the correct operation of the vacuum filtration unit.
Perform a USC cycle and confirm correct operation.
SEMI Level Under Screen Cleaner (USC) Tick
SEMI 2
SEMI Level Environmental Control Module (if fitted) Tick
Inspect the air filters clean/replace (as detailed in the equipment manual).
Check for leakage in the system.
Check the system holds the temperature (as described in the equipment manual).
SEMI 1
SEMI 2
SEMI Level General Maintenance Tick
Check the condition of the board clamps.
Clean the table top of paste and debris, apply a wipe of light oil.
Clean the round transport rails of paste and debris.
Inspect the air filters and clean/recommend replacement.
Cycle the board clamps ensure that clamping and release is smooth.
Cycle the Test 265test 1 board on the transport rails ensure smooth operation.
SEMI 1
SEMI 2
Estimated time required for Monthly tasks 4.0 hours
TECHNICAL REFERENCE APPENDIX
PREVENTIVE MAINTENANCE
Chapter Issue 1 June 15 Appendix to Micron Technical Manuals 3.77
Summary/Remarks
Signed: Date:
TECHNICAL REFERENCE APPENDIX
PREVENTIVE MAINTENANCE
3.78 Appendix to Micron Technical Manuals Chapter Issue 1 June 15
Monthly Hardware Check
SEMI Level Machine Safety Tick
The Factory supply must be isolated and locked out before an examination of the
mains input lead can be carried out.
Examine the condition of the mains input lead.
Check all earth leads and bonding points are connected.
Check operation of the cover interlock.
Check operation of the Emergency Machine Off button.
Toggle all beacon lights.
SEMI 1
SEMI 2
SEMI Level Pneumatics Tick
Check air pressure switch is set to 3 bar.
Check the air inlet regulator is set to 4.5 bar.
Check pipes for air leaks.
Check and empty the air line water trap.
SEMI 1
SEMI Level Print Carriage Tick
Inspect wiring for chaffing/drag chain for wear.
Check the vane does not foul the sensor.
Check the linear bearing guides for contamination.
Check the tension of the belt.
Cycle the carriage ensuring smooth running.
Cycle the carriage, checking the belt tracking.
Check the critical home dimension.
SEMI 1
SEMI 2