Troxler 3440-L - Appendix F: Periodic Maintenance and Service

Model 3440-L F–1
F. MAINTENANCE
APPENDIX F
PERIODIC MAINTENANCE AND SERVICE
This appendix contains important information for maintaining and
servicing the 3440-L Surface Moisture-Density Gauge. The following
procedures should be performed to keep the 3440-L gauge in working
order. In the event that a serious problem with the gauge arises, contact
your nearest Troxler Service Center or Troxler representative for
instructions.
CONTENTS
Batteries .................................................................................................. F–2
Alkaline Battery Use........................................................................ F–3
Mechanical Maintenance......................................................................... F–4
Sources............................................................................................. F–4
Inspecting Source Rod ..................................................................... F–4
Cleaning the Tungsten Sliding Block............................................... F–4
Scraper Ring/Tungsten Sliding Block Maintenance ........................ F–5
Gaskets............................................................................................. F–7
3440-L Gauge Top Shell.................................................................. F–8
Electronic Maintenance........................................................................... F–9
3440-L Baseboard Assembly........................................................... F–9
Troubleshooting............................................................................. F–10
Possible Malfunction Indicators..................................................... F–14
Error Messages............................................................................... F–15
Replacement Parts................................................................................. F–16
Accessories .................................................................................... F–26
Optional Accessories...................................................................... F–26
Maintenance Supplies.................................................................... F–26
Returning a Gauge for Service.............................................................. F–27