Harrington Hoists and Cranes (N)ER Hoist - ((N)ER2) - Manual (Page 46)

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6.6.2 Mechanical Load Brake with Friction Clutch (ER2 Models) – If abnormal operation or slippage occurs
do NOT attempt to disassemble or adjust the Mechanical Load Brake with Friction Clutch. Replace the
worn or malfunctioning Mechanical Load Brake with Friction Clutch as an assembly with a new, factory
adjusted part.
6.7 Storage
6.7.1 ER2 models with vented oil cap assemblies should be stored with the cap oriented up to prevent oil
leakage.
6.7.2 The storage location should be clean and dry.
6.8 Outdoor Installation
6.8.1 For hoist installations that are outdoors, the hoist MUST BE covered and protected from the weather at
all times.
6.8.2 Possibility of corrosion on components of the hoist increases for installations where salt air and high
humidity are present. The hoist may require more frequent lubrication. Make frequent and regular
inspections of the unit's condition and operation.
6.8.3 For hoist installations where temperature variations introduce condensation into the hoist additional
inspection and more frequent lubrication may be required.
6.8.4 Refer to Section 2.1.3 for allowable environmental conditions.
6.9 Operational Environment
6.9.1 Non-conforming environment
A non-conforming environment is defined as one with any or all of the following.
Explosive gases or vapor.
Organic solvents or volatile powder
Excessive amounts of powder and dust of general substances
Excessive amount of acids or salts.