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AFTER FIRST 100 HOURS OF OPERATION:
1. Change engine oil and filter after 100 hours, then every 250 hours after that, following the
engine manufacturer’s recommendations.
2. Change the gear box oil on the blower; use Mobil SHC 630 synthetic only. Change oil every
1000 hours after that.
3. Change the gearbox oil on the rotary air valve using SAE 90W gear oil. Fill oil to the side
plug. Change every 1000 hours after that.
EVERY 3 MONTHS OR 3,000 MILES (4,800 KM):
1. Check and adjust trailer brakes.
2. Torque wheel lug nuts to 85 to 95 ft-lb (12 to 13 N•m).
3. Check tire condition.
EVERY 12 MONTHS OR 12,000 MILES (19,300 KM):
1. Inspect and repack wheel bearings.
2. Inspect trailer brake magnets, pads, drums, etc.
WINTER SHUTDOWN AND STORAGE:
1. Blow all material out of machine, turn engine OFF, and disconnect battery cables.
2. Remove the inlet elbow to the blower air chamber, and coat internals of impeller cylinder
with a rust inhibitor, such as WD-40. Reconnect piping to prevent foreign debris from enter-
ing blower chamber. Rotate the drive shaft three or four revolutions. Repeat this process
every month or as conditions may require.
3. Store machine inside if possible. If machine is being stored outside, protect machine from
the elements as best as possible.
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