DR PRO MAX450, Руководство по безопасности и эксплуатации

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37
Chapter 4: Maintaining the DR PRO MAX450 ™ LEAF and LAWN VACUUM
Regular maintenance ensures the best performance and long life of your machine. Please refer to this manual and the engine
manufacturer's owner's manual for maintenance procedures. Service intervals listed in the checklist below supersede those listed
in the engine manufacturer's owner's manual.
Regular Maintenance Checklist
P
ROCEDURE
B
EFORE
E
ACH
U
SE
A
FTER
E
ACH
U
SE
E
VERY
25
H
OURS
E
VERY
100
H
OURS
Check Engine Oil Level

Check General Equipment Condition,
e.g. tight
nuts, bolts, welds, etc.

Check Tire Pressure

Check Hose for wear, holes, or abraded areas 
Clean Engine Exterior & Cooling Fins 
Clean Engine Air Filters, replace as needed*

Empty the Collector 
Change Engine Oil 1 st time 5 hours

Check Exterior of Impeller Housing for Wear 
Lubricate Wheel Bearings 
Replace Spark Plug

Replace Engine Air Filters 
*Replace the filter if excess oil is found on the foam element or any oil is found in the paper element.
Lubrication
Your DR PRO MAX450 ™ LEAF and LAWN VACUUM was lubricated at the Factory. The operator needs to provide Engine
lubrication and lubricate the Wheels periodically.
Tools and Supplies Needed:
•
Grease gun with Multipurpose Automotive Grease
•
Clean Rags
LUBRICATE WHEEL BEARINGS:
1. Clean the Grease Fitting with a clean Rag ( Figure 87 ).
2. Lubricate each Wheel with Multipurpose Automotive Grease using a grease
gun on the Grease Fitting.
Grease
Fitting
Figure 87
Before performing any maintenance, repairs or inspection, you must first shut off the mower and leaf and lawn vacuum engines,
wait five minutes for all parts to stop and cool, and disconnect the spark plug wire of the leaf and lawn vacuum.
Before performing any maintenance, repairs or inspection, you must first shut off the mower and leaf and lawn vacuum engines,
wait five minutes for all parts to stop and cool, and disconnect the spark plug wire of the leaf and lawn vacuum.