10. Service
56 PNEG-1717 CE Approved GSI/FFI Portable Dryer Manual
Lubrication Procedure
1. Always clean the grease nipple before greasing.
2. On motors with drain plugs, remove plug and operate for 20 minute before replacing drain plug.
3. On motors equipped with slotted head grease screw, remove screw insert 5 cm to 8 cm grease on
NEMA 254 motors and smaller. Insert 8 cm to 13 cm length on larger motors.
NOTE: All of the auger and metering roll bearings are lifetime lubricated.
Suggested Lubrication Schedules *
Suggested Lubricant’s
Fan Blade Removal and Installation
The fan blade is secured to the motor shaft by the use of a taper-lock bushing, motor shaft key and
cap screws. The size, quantity and torque of cap screws required will depend on the model of the fan.
Motor Frame # Strokes
< NEMA 215 1-2
NEMA 254 - NEMA 365 2-3
> NEMA 404 3-4
Hours of Service per Year HP Range Kw Range
Suggested Lube
Interval
5000
1/8 to 7-1/2 0.1 to 5.6 5 Years
10 to 40 7.5 to 29.8 3 Years
50 to 150 37.3 to 111.9 1 Year
Continuous Normal Applications
1/8 to 7-1/2 0.1 to 5.6 1 Year
10 to 40 7.5 to 29.8 3 Years
50 to 150 37.3 to 111.9 9 Years
Seasonal Service (Motor is idle for 6 months or more) All All
1 Year - beginning
of season
Continuous high ambient temperatures, dirty or moist
locations, high vibrations or when shaft gets hot.
1/8 to 40 0.1 to 29.8 6 Months
50 to 150 37.3 to 111.9 3 Months
* The bearings have been lubricated at the factory, thus no lubrication should be added before start-up.
Insulation Class Consistency Type Grease Frame Type
A and B Medium Polyurea Shell Dolium R 215T and Smaller
A and B Medium Polyurea Shell Dolium R 254 and Larger
F and H Medium Polyurea Shell Dolium R All
Always disconnect and lock out power before working on or around fan.
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