Harrington Hoists TCR owner manual Air Hoist Lubrication, Load Chain Lubrication

6.1.2 CAUTION

6.0 Lubrication

6.1Air Hoist Lubrication

6.1.1 See Section 3.0 for lubrication requirements.

Lubrication to the motor will be provided primarily by the air supply lubricator. The recommended amount is 10-15 drops/minute (2-3cc/min.). Refer to Table 6-1below for the approved lubricant for use with your air hoist.

6.1.3Additional lubrication to the reduction gears is not necessary. When disassembling the hoist for service or repair, apply new grease to the gears before reassembling the hoist.

6.2Load Chain Lubrication

6.2.1For longer life, lightly coat the load chain with machine or gear oil. Ensure that the oil is applied to the bearing surfaces of the load chain links.

6.2.2The load chain lubrication should be accomplished after cleaning the load chain with acid free cleaning solution. Use approved lubricant in Table 6-1or equivalent.

6.2.3For dusty environments, it is acceptable to substitute a dry lubricant.

6.3Hooks and Suspension Components

6.3.1Hooks - Bearings should be cleaned and lubricated at least once per year for normal usage. Clean and lubricate more frequently for heavier usage or severe conditions.

6.3.2Suspension Pins - Lubricate at least twice per year for normal usage; more frequently for heavier usage or severe conditions.

Table 6-1Table of Approved Lubricants

Application	Part Location	Lubrication	Grade
Air motor	Lubricator	Turbine Oil	ISO VG 32-56 or
			equivalent
Load chain & pocket	Load chain	Machine or gear oil	ISO VG 46-68 or
wheel			equivalent
Hook bearings &	Top & bottom hook	Grease	National Lubricating
suspension pins	sets		Grease #3
Gears and Bearings	Gear Section	Grease	National Lubricating
			Grease #2

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