HOURS DATE DESCRIPTION DONE BY
... Record is closed. Enter new items at "from 1.Jan. 2018 to ..."
Machine was offline/stored because of move from Hebb Bldg to Hennings Bldg from Dec 2017 to April 2018.
1598.03 Mon Nov20, 2017 cylinder # 3 coolant housing seal, complete dynamic seal
assembly and long seal ring replaced but THIS TIME also
the plunger from #3 which was chipped and causing the
seals to wear extra quickly. Next rebuild: Use flashlight
for close inspection of the plungers!!!! BZ
1595.71 Fri Nov 17, 2017 cylinder # 3 coolant housing seal, complete dynamic seal
assembly and long seal ring replaced BZ
1588.01 Mon Oct 30, 2017 new Roctec 500 mix tube, mix disc, last chance filter, all large
coarse and fine filters replaced BZ
1585.25 Wed Oct 18, 2017 replaced #303245 u shaped nippel above cutting head BZ
15 August 2017 pump rebuild DW
1540.37 Wed July 5, 2017 new mixing tube, roctec500, last chance filter 304351 and
mixing disc 303566 BZ
1528.38 Mon June 19,2017 replaced HP elbow connecting to whip HP line on pump side BZ
1482.85 Fri March 31, 2017 New mixing tube and -disc. Put in the new diamond orifice
since the sapphire one was worn out BZ
1479.84 Mon March 27, 2017 On-off valve above nozzle rebuilt, full kit with needle, seat
and all seals BZ
1456.17 Wed March 15, 2017 Mixing tube clogged!!! New mix. tube and last chance filter BZ
1420.74 Thur Jan 19, 2017 high pressure leak, in 10"long piece on HP pump outlet side
between press. transducer and first elbow after pump.
301337-10 BZ
1418.48 Mon Jan 16, 2016 Diamond orifice end of life! Taken out and replaced with
conventional sapphire jewel, and new mixing disc BZ
1324.14 Fri Aug 5, 2016 HP whip pipe replaced with new one (this one was the one
Matt Sl. refurbished. Will give it back to him and see if he can
do that again. Spare part number is 304 829 - 96" BZ
1321.51 Thur Jul 28, 2016 Filter change coarse and fine BZ
1307.71 Fri Jul 15, 2016 Swivel joint ("bulkhead swivel") next to HP pump (aka, BZ
at the other end of the flexible pipe or "whip") rebuilt with
kit # 301 665
1271.51 Wed. June 01, 2016 Swivel joint rebuilt above nozzle, on off valve BZ, MR
above nozzle rebuilt
1266.86 Thur May 19, 2016 Pump rebuild complete all cylinders but without
valve units. Cooling collar shaft seals replaced. Last chance filter. BZ
1259.04 Fri May 06, 2016 Filter change, coarse and fine BZ
1249.27 Mon April 18, 2016 Mixing tube and disc, last chance filter BZ
1231.66 Tues March 15, 2016 High pressure tubing above nozzle, vertical piece 16" long
from elbow to swivel fitting replaced BZ
1183.48 Wed Dec.30, 2015 Dump valve needle seal replaced. Old needle and old seat
re-used. BZ
1168.35 Fri Nov 20, 2015 Tank cleaning BZ, MR and Ben McL.
Filter change, coarse and fine BZ
1147.56 Mon Aug 17, 2015 HP elbow block on top of nozzle unit replaced (the one that
the flexible "whip" connects to BZ
1098.09 Thur July 2, 2015 HP "whip" pipe (the one that gets bent around a lot) pin hole
leak - fixed by cutting shorter and re-threading (Matt S. from
machine shop did it) MS, BZ
1096.88 Mon June 29, 2015 Cylinder #3: Dynamic pressure seal rebuild, check valve assembly
ring seal # 301369 replaced, filter change, new pH neutralizing
filter insert installed for first time BZ
1092.67 Fri June 19, 2015 On/off above nozzle: needle and seat replaced, but
re-using seal kit BZ
1060.37 Mon Apr 13, 2015 On/Off valve (above nozzle) repaired with new seal kit BZ
but re-using older needle and seat
1045.09 Tue Mar 31, 2015 Mixing disc and -tube replaced, last chance filter BZ
1015.27 Fri, Feb13, 2015 On/off valve complete kit done BZ, MR
1012.65 Fri, Feb 06 2015 Filter change, coarse and fine BZ
973.64 Mon Nov17, 2014 Dump valve seal only replaced, #302094 (grey sleeve plus white
ring plus silicone o-ring), keep using needle and seat BZ
967.92 Fri Oct 31, 2014 New mix.disc, mix.tube and last chance filter, photo
taken of diamond orifice (looks still very good) BZ
949.02 Fri Sept. 26,2014 Tank dig MR & BZ
948.51 Tues Sept 23, 2014 Filter change, coarse and fine BZ
943.46 Thur Sep 11, 2014 Filter change, coarse and fine MR
930.05 Thur Aug 07, 2014 HP pump manifold, minor pump rebuild, manifold filter,
new port adapter, coarse and fine filters. Pump operating
pressure now permanently lowered to 44000psi. BZ
926.84 Wed July 30, 2014 T fitting for HP safety and 3" HP nippel replaced BZ
920.74 Wed July 24, 2014 Coarse and fine filters, HP-T fitting and 10" long 3/8" BZ
nippel near pump head / in run to gantry replaced (leak)
(nippel: 301337-10, T: 201526 )
901.16 Thur July 03, 2014 Coarse and fine filters replaced BZ
877.90 Fri May 09, 2014 Dump valve jewel (302028-13) replaced. BZ
871.10 Wed May 07, 2014 New PC with Win 7 in 64bit installed BZ
861.22 Tues Mar 25,2014 High press tubing section 12" long horizontal (right
outside pump housing) replaced BZ
859.26 Tues Mar 11, 2014 High press C tubing and elbow above nozzle replaced,
new coarse, fine and last chance filters, new mixing
disc and mixing tube BZ
845.27 February 17, 2014 High press. safety val. and both on/off valves rebuild BZ
804.70 October 30, 2013 Coarse and fine filters BZ
801.3 October 23, 2013 Mixing disc and mixing tube, last chance filter BZ
788.3 Sept. 05, 2013 Tank cleaning MR, BZ
782.8 August 27, 2013 Coarse and fine filters Mark Reynolds
775.23 August 09, 2013 Coarse and fine filters BZ
771.19 August 06, 2013 Mixing disc and tube, last chance filter BZ
766.14 July 31, 2013 Coarse and fine filters BZ
755.00 July 23, 2013 Coarse and fine filters MR
744.51 July 08, 2013 Coarse and fine filters BZ, MR
729.56 June 25, 2013 Coarse and fine filters, charge pump noise is BZ
increasing...
716.06 May 28, 2013 Coarse and fine F, mixing tube, rubber muff thing BZ
[charge pump is making noises periodically,...bearings?? ]
697.59 April 12, 2013 Tank cleaned BZ, MR
656.89 Dec.04, 2012 Mixing disc, mix. tube and last chance filter B.Z.
655.65 Nov 30, 2012 Filters coarse and fine changed B.Z.
652.13 Nov 22, 2012 Software update from v12 to v18 B.Z.
639.23 Sept 19, 2012 Tank cleaned
629.30 August 22, 2012 New coarse and fine filters B.Z.
613.39 July 20, 2012 New filters, last chance filter, mixing disc. Coolant circuit checked
and flow reducer fitting for middle cylinder cleaned (was partially
clogged), new garnet feeder tube B.Z.
589.31 June 15, 2012 Garnet delivery (2 weeks ago), tank cleaned, some slats
replaced, others rotated B.Z.
588.87 June 13, 2012 New mixing tube B.Z.
580.20 May 18, 2012 New mixing disc B.Z.
574.13 May 01, 2012 Removed blockage from impedance fitting feeding cooling water to
HP pump cylinders (middle cylinder). New keyboard. Acrylic splash screen. B.Z.
548.96 Mar 20, 2012 Nozzle rebuilt, with (real) diamond, mixing disc and -tube B.Z.
545.37 Mar 09, 2012 Garnet delivery, tank cleaned, slats replaced/rotated
539.98 Feb 27, 2012 Pump manifold (#301350) replaced, seal items replaced 3x (300735
stat.backup ring,300733 static seal,200909 o-ring, 301639ring seal) plus
jewel and mixing disc B.Z.
520.50 Jan 03, 2012 High pressure line above nozzle (the bendy part) replaced, 96" long,
max # 304 829-96, US $303 B.Z.
518.25 Dec 22, 2011 Dump valve and main valve (above nozzle) re-built, new last chance
filter (rebuild kit # 301 927) B.Z.
503.98 Nov 17, 2011 Tank cleaned
502.5 Nov 10, 2011 Pump rebuilt, major maintenance kit # 302701, all filters
Recommendation: Tighten retainer nut (# 303293) on check valve
assembly to 140 in-lbs only, not 200 as spec'd in Omax manual. B.Z.
501.13 Oct 28, 2011 New mixing disc, jewel inspected B.Z.
497.67 Oct 20, 2011 New mixing tube (#300766-030) B.Z.
489.20 Sept 14, 2011 Nozzle rebuilt, last chance filter, jewel, mixing disc B.Z.
475.39 Aug 08, 2011 Two coarse filters and two fine filters (inside pump) changed B.Z.
440.71 July 08, 2011 All Filters changed, nozzle rebuilt including jewel, mixing
disk and tube
427.45 June 17, 2011 Got 1 pallet of garnet / 40 bags
403.94 April 08, 2011 All Filters changed, nozzle rebuilt including jewel, mixing
disk and tube, on-valve re-built with kit # 301 927
402.92 April 5, 2011 Tank Cleanup Dig
399.89 March 18, 2011 Tank Cleanup Dig
395.04 Feb 23, 2011 Water level solenoid (lowering action) cleaned to fix dropping water
level issue.
394.98 Feb 22, 2011 New Keyboard! The old one is with the manuals, in case it's needed.
392.10 Feb.4, 2011 Mixing tube rotated
390.94 January 31, 2011 Leaky HP line above nozzle between swivel bulkhead and 90deg elbow
replaced - Omax #301337, $80 (length 16.75")
370.98 October 29, 2010 Nozzle rebuilt. New jewel, mixing disc, mixing tube (old tube was broken)
Jewel: new old
Mixing Disc: new old (bottom side) old (top side)
355.38 August 19, 2010 Tank Cleanup Dig
349.13 July 29, 2010 On/Off valve body (#301 477) replaced
stem seal assembly (#301 927) again replaced
348.50 July 28, 2010 Filter change, w/o last chance filter
338.36 July 15, 2010 High pressure line to on/off valve above nozzle replaced ( #303 245 )
335.86 July 08, 2010 New nozzle: jewel + mixing tube and disc
On/off valve above the nozzle rebuilt (same valve as dump valve, seen below)
327.60 June 30,2010 All filters changed, mixing tube rotated
299.99 April 13, 2010 Dump valve rebuilt
broken valve stem seal assembly seen in foreground
288 March 09, 2010 All filters, new mixing disc, jewel, mixing tube
----------- Dec. 10/11, 2009 Garnet Cleanout
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