Narrabri Underground · condition monitoring
Whitehaven Coal · LW 111 · prepared by Phoenix Underground, Mudgee
Live · updated 01 Oct 2026 · 07:54
8units monitored
0in alarm
2on watch
01 Oct 2026 · 07:54latest reading
22 Dec 2026next change-out · NA-SHR-TG
NA-SHR-TG Shearer ranging arm — tailgate · Eickhoff SL 900 ranging arm ● Watch✕
3,731 / 9,000 h Change-out 22 Dec 2026 · Gearbox oil iron (Fe)
Gearbox oil iron (Fe) (ppm)
140
200 120 23 Jul: 85 ppm6 Aug: 95 ppm20 Aug: 105 ppm3 Sep: 116 ppm17 Sep: 127 ppm1 Oct: 140 ppm 23 Jul3 Sep1 Oct
Vibration (overall velocity) (mm/s)
3.9
11.2 7.1 16 Jul: 3.5 mm/s23 Jul: 3.5 mm/s30 Jul: 3.8 mm/s6 Aug: 3.7 mm/s13 Aug: 3.8 mm/s20 Aug: 3.6 mm/s27 Aug: 4 mm/s3 Sep: 3.8 mm/s10 Sep: 3.6 mm/s17 Sep: 3.8 mm/s24 Sep: 4.1 mm/s1 Oct: 3.9 mm/s 16 Jul27 Aug1 Oct
Oil temperature (°C)
69
95 85 16 Jul: 67 °C23 Jul: 67 °C30 Jul: 67 °C6 Aug: 68 °C13 Aug: 69 °C20 Aug: 67 °C27 Aug: 68 °C3 Sep: 69 °C10 Sep: 69 °C17 Sep: 68 °C24 Sep: 68 °C1 Oct: 69 °C 16 Jul27 Aug1 Oct
Drives, shearer, pumps & mobile plantlatest reading per parameter
UnitLatest readingsHealthLife used · change-out
NA-AFC-MG
AFC maingate drive · Komatsu 1,000 kW planetary drive
Chain 0.97 % Sprocket 4.1 mm Fe 76 ppm Vib 4.4 mm/s Oil °C 70
✓ OK
8,586 / 14,000 h Change-out 04 Jul 2027 · Run hours
NA-AFC-TG
AFC tailgate drive · Komatsu 1,000 kW planetary drive
Chain 0.8 % Sprocket 3.6 mm Fe 63 ppm Vib 3.9 mm/s Oil °C 69
✓ OK
5,604 / 14,000 h Change-out 30 Nov 2027 · Run hours
NA-BSL-01
Beam stage loader drive · Komatsu 525 kW BSL drive
Chain 0.75 % Sprocket 3.2 mm Fe 50 ppm Vib 4.9 mm/s Oil °C 73
✓ OK
7,149 / 14,000 h Change-out 14 Sep 2027 · Run hours
NA-PS-01
Emulsion pump station 1 · Zhongmei (PSS) BRW630/37.5
Emulsion 4.9 % Pressure 357 bar Fe 61 ppm Vib 3.8 mm/s Oil °C 67
✓ OK
4,744 / 16,000 h Change-out 21 Apr 2028 · Run hours
NA-PS-02
Emulsion pump station 2 · Zhongmei (PSS) BRW630/37.5
Emulsion 4.4 % Pressure 351 bar Fe 70 ppm Vib 3.9 mm/s Oil °C 69
● Watch
10,154 / 16,000 h Change-out 04 Jun 2027 · Emulsion concentration
NA-PS-03
Emulsion pump station 3 · Zhongmei (PSS) BRW630/37.5
Emulsion 4.7 % Pressure 348 bar Fe 78 ppm Vib 4.6 mm/s Oil °C 71
✓ OK
9,765 / 16,000 h Change-out 14 Aug 2027 · Run hours
NA-SHR-MG
Shearer ranging arm — maingate · Eickhoff SL 900 ranging arm
Fe 57 ppm Vib 3.5 mm/s Oil °C 68
✓ OK
4,030 / 9,000 h Change-out 12 Jun 2027 · Run hours
NA-SHR-TG
Shearer ranging arm — tailgate · Eickhoff SL 900 ranging arm
Fe 140 ppm Vib 3.9 mm/s Oil °C 69
● Watch
3,731 / 9,000 h Change-out 22 Dec 2026 · Gearbox oil iron (Fe)
Forecast change-outsat 140 run-hours / week
UnitDriverHours leftChange-out
NA-SHR-TG Shearer ranging arm — tailgate Gearbox oil iron (Fe) 5,269 22 Dec 2026
NA-PS-02 Emulsion pump station 2 Emulsion concentration 5,846 04 Jun 2027
NA-SHR-MG Shearer ranging arm — maingate Run hours 4,970 12 Jun 2027
NA-AFC-MG AFC maingate drive Run hours 5,414 04 Jul 2027
NA-PS-03 Emulsion pump station 3 Run hours 6,235 14 Aug 2027
NA-BSL-01 Beam stage loader drive Run hours 6,851 14 Sep 2027
NA-AFC-TG AFC tailgate drive Run hours 8,396 30 Nov 2027
NA-PS-01 Emulsion pump station 1 Run hours 11,256 21 Apr 2028
Recommendations2 open
NA-PS-01 — PS-01 discharge pressure low — plunger wear
Exchange pumps, overhaul both at Mudgee.
CMA-1211 · raised 12 Sep 2026 · Overhaul scheduled
NA-SHR-TG — Rising iron in TG ranging arm oil
Re-sample in one week; inspect magnetic plug at next maintenance shift.
CMA-1204 · 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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