Harrington Hoists and Cranes MCR Trolley - Manual (Page 37)

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6.1.8 Brake O-ring Inspection – The brake piston and brake cover o-rings should be free of nicks, cuts and
breaks.
6.1.9 Motor Brake Installation - After the brake is inspected, carefully place the brake components into the
Case. Be sure to reseal the Brake Cover to the Case surface using a small bead of liquid (hi-
temperature) sealant. Install the Brake Cover attachment bolts.
6.4 Storage
6.4.1 The storage location should be clean and dry.
6.4.2 Care should be take to not damage any of the air fittings.
6.4.3 When storing the trolley for long periods of time, apply approximately ½ ounce of lubrication into the air
hose and operate the trolley for 3 – 4 seconds.
6.5 Outdoor Installation
6.5.1 For trolley and hoist installations that are outdoors, the trolley and hoist should be covered and
protected from the weather when not in use.
6.5.2 Possibility of corrosion on components of the trolley increases for installations where salt air and high
humidity are present. In order to prevent internal corrosion from occurring, the hoist must be operated
using proper quality air at least once per week by moving the trolley a distance in each direction. For
such situations you may need to operate your trolley more often than once per week.
6.5.3 The trolley may require more frequent lubrication.
6.5.4 Make frequent and regular inspections of the unit's condition and operation.