Harrington Hoists and Cranes Food Grade Supplement (ER2/MR2/PT) - Manual (Page 19)

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6.1 Lubrication
6.1.1 Lubricate the following trolley components with only Nevastane HT/AW 2 White Drum food grade
lubricating grease.
6.1.2 Track Wheel Gear – Clean and re-grease the Track Wheel gears and Hand Wheel output pinion every
three months (more frequently for heavier use). Do not use an excessive amount of grease and avoid
getting any grease on the running surfaces of the Track Wheels or the beam.
6.1.3 Trolley Wheel Bearings do not need to be lubricated and must be replaced if worn or damaged.
6.1.4 Suspension Pins, Bolts, and Shafts – Grease at least twice per year for normal usage (more frequently
for heavier usage or severe conditions).