Maintenance – Dings Magnetic Group Self-Cleaning Permanent Overhead Magnet User Manual
Page 7
Revised May 19, 2014
MAINTENANCE
LUBRICATION SCHEDULE FOR OVERHEAD PERMANENT MAGNET
ITEM QUANTITY
BRAND
&
GRADE INTERVAL
Magnet
Gearmotor
1.9 Quarts
Mobilgear SHC 630
Synthetic Oil or
Equivalent
2,500 Hours
Magnet
Bearings
As
Required
Lithium Base NLG 1
Grade 2EP or
Equivalent
2-6 Months
DRIVE ASSEMBLY
GEARMOTOR - Inspect motor at regular intervals. Keep motor clean and the ventilation
openings clear of dust or other debris. See attached Nord Gearmotor manuals for specific
information.
BEARINGS
LUBRICATION - If conditions are clean, lubricate every 2 to 6 months. If dirty, lubricate
every 2 weeks or on a schedule consistent with other equipment in the same environment.
Lubricate with a lithium based grease conforming to NLGI Grade 2.
GENERAL - Periodically check hex head set screws and bearing bolts for tightness, tighten
if loose.
SELF-CLEANING BELT
BELT - Periodically inspect for signs of wear. If belt replacement instructions are needed,
contact factory.
FASTENERS - Periodically check for wear, especially on the underside. If fastener
replacement instructions are needed, contact factory.
TRACKING - If belt needs to be retracked, refer to belt tracking section below.
ZERO SPEED SWITCH (Optional)
Periodic inspection of the shaft seal is recommended. Bearings are of the permanently
lubricated type.
PULLEY/SHAFT ASSEMBLIES
All crown curved pulley compression hubs are properly tightened to the manufacturers’
recommended torque at the factory. Shortly after initial start-up, the hub bolts should be
retightened to the following torques:
Shaft
Diameter
Torque
1
15/16”
180
in.
lbs.
2
3/16” 180
in.
lbs.
2
7/16” 180
in.
lbs.
2
15/16”
360
in.
lbs
Check every 2 to 6 months and retighten as needed.
5