Moolarben Underground · condition monitoring
Yancoal · LW 107 · prepared by Phoenix Underground, Mudgee
Live · updated 01 Oct 2026 · 09:13
143units monitored
1in alarm
4on watch
01 Oct 2026 · 09:13latest reading
Nownext change-out · MO-RS-041
LW 107 face — 136 roof supportsCaterpillar 2-leg shield 1,250 t · click a shield for its history
GoodWearingWatchAlarm
◀ Maingate · shield 1LW 107shield 136 · Tailgate ▶
Flagged: 018019041102
MO-AFC-TG AFC tailgate drive · Caterpillar 855 kW planetary drive ✓ OK✕
9,135 / 14,000 h Change-out 03 Jul 2027 · Run hours
Chain elongation (%)
1.06
2.5 1.5 23 Jul: 0.9 %6 Aug: 0.94 %20 Aug: 0.95 %3 Sep: 1.05 %17 Sep: 1.03 %1 Oct: 1.06 % 23 Jul3 Sep1 Oct
Sprocket tooth wear (mm)
4.3
10 6 23 Jul: 3.8 mm6 Aug: 4.1 mm20 Aug: 4.4 mm3 Sep: 4.3 mm17 Sep: 4.3 mm1 Oct: 4.3 mm 23 Jul3 Sep1 Oct
Gearbox oil iron (Fe) (ppm)
80
200 120 23 Jul: 73 ppm6 Aug: 76 ppm20 Aug: 71 ppm3 Sep: 77 ppm17 Sep: 81 ppm1 Oct: 80 ppm 23 Jul3 Sep1 Oct
Vibration (overall velocity) (mm/s)
4.5
11.2 7.1 16 Jul: 4.3 mm/s23 Jul: 4.2 mm/s30 Jul: 4.5 mm/s6 Aug: 4.3 mm/s13 Aug: 4.2 mm/s20 Aug: 4.6 mm/s27 Aug: 4.3 mm/s3 Sep: 4.7 mm/s10 Sep: 4.7 mm/s17 Sep: 4.4 mm/s24 Sep: 4.6 mm/s1 Oct: 4.5 mm/s 16 Jul27 Aug1 Oct
Oil temperature (°C)
71
95 85 16 Jul: 70 °C23 Jul: 70 °C30 Jul: 70 °C6 Aug: 71 °C13 Aug: 71 °C20 Aug: 71 °C27 Aug: 72 °C3 Sep: 72 °C10 Sep: 72 °C17 Sep: 71 °C24 Sep: 72 °C1 Oct: 71 °C 16 Jul27 Aug1 Oct
Drives, shearer, pumps & mobile plantlatest reading per parameter
UnitLatest readingsHealthLife used · change-out
MO-AFC-MG
AFC maingate drive · Caterpillar 855 kW planetary drive
Chain 0.79 % Sprocket 3.3 mm Fe 60 ppm Vib 3.5 mm/s Oil °C 68
✓ OK
7,331 / 14,000 h Change-out 12 Oct 2027 · Run hours
MO-AFC-TG
AFC tailgate drive · Caterpillar 855 kW planetary drive
Chain 1.06 % Sprocket 4.3 mm Fe 80 ppm Vib 4.5 mm/s Oil °C 71
✓ OK
9,135 / 14,000 h Change-out 03 Jul 2027 · Run hours
MO-BSL-01
Beam stage loader drive · Caterpillar 525 kW BSL drive
Chain 0.67 % Sprocket 3.1 mm Fe 86 ppm Vib 4.7 mm/s Oil °C 72
✓ OK
7,971 / 14,000 h Change-out 06 Sep 2027 · Run hours
MO-PS-01
Emulsion pump station 1 · Zhongmei (PSS) BRW630/37.5
Emulsion 4.6 % Pressure 347 bar Fe 89 ppm Vib 4.9 mm/s Oil °C 73
✓ OK
10,021 / 16,000 h Change-out 03 Sep 2027 · Run hours
MO-PS-02
Emulsion pump station 2 · Zhongmei (PSS) BRW630/37.5
Emulsion 4.3 % Pressure 354 bar Fe 71 ppm Vib 5.8 mm/s Oil °C 70
● Watch
11,426 / 16,000 h Change-out 10 Jan 2027 · Emulsion concentration
MO-SHR-MG
Shearer ranging arm — maingate · Caterpillar EL3000 ranging arm
Fe 50 ppm Vib 4.1 mm/s Oil °C 66
✓ OK
3,079 / 9,000 h Change-out 31 Aug 2027 · Run hours
MO-SHR-TG
Shearer ranging arm — tailgate · Caterpillar EL3000 ranging arm
Fe 54 ppm Vib 3.7 mm/s Oil °C 67
✓ OK
3,347 / 9,000 h Change-out 16 Aug 2027 · Run hours
Forecast change-outsat 126 run-hours / week
UnitDriverHours leftChange-out
MO-RS-041 Shield 41 Leg chrome damage rating 9,875 Now
MO-PS-02 Emulsion pump station 2 Emulsion concentration 4,574 10 Jan 2027
MO-RS-090 Shield 90 Run hours 2,677 04 Mar 2027
MO-RS-106 Shield 106 Run hours 2,674 04 Mar 2027
MO-RS-093 Shield 93 Run hours 2,760 08 Mar 2027
MO-RS-080 Shield 80 Run hours 2,915 17 Mar 2027
MO-RS-077 Shield 77 Run hours 2,970 20 Mar 2027
MO-RS-019 Shield 19 Leg pressure loss over shift 13,124 21 Mar 2027
MO-RS-136 Shield 136 Run hours 2,994 21 Mar 2027
MO-RS-111 Shield 111 Run hours 3,180 01 Apr 2027
MO-RS-102 Shield 102 Pin & bush clearance 6,149 03 Apr 2027
MO-RS-128 Shield 128 Run hours 3,212 02 Apr 2027
Recommendations2 open
MO-RS-041 — Leg chrome rated 4/5 — seal-cutting damage on inner leg
Exchange leg before seals fail; check neighbouring shields 39–43 at next round.
CMA-1202 · raised 01 Oct 2026 · Open
MO-PS-02 — Emulsion concentration below 4.5 %
Check proportioner and concentrate supply; re-test within 24 h.
CMA-1203 · raised 01 Oct 2026 · Open
Phoenix UndergroundQuestions about a reading? Sophie Lindqvist, Condition Monitoring Lead · (02) 8074 4988 Limits: your site's agreed watch / alarm values. Change-outs forecast from run-hours and wear trend.
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