DR Power Tow-Behind 13.74 Pro-XL (August 2010 - August 2014) - Manual (Page 23)

CONTACT US AT www.DRpower.com 23
Chapter 4: Maintaining The DR LEAF and LAWN VACUUM
Regular maintenance is the way to ensure 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 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 Hoses for wear, holes, or abraded areas. 
Clean Engine Exterior & Cooling Fins 
Check Battery Charge 
Clean Engine Air Filters 
Change Engine Oil 1 st time 5 hours 
Lubricate Impeller Bearing 
Lubricate Wheel Bearings 
Replace Spark Plug 
Replace Engine Air Filters 
Replace the Flex-Shaft Coupling Sleeve 
Lubrication
Your DR LEAF and LAWN VACUUM was lubricated at the Factory. The operator needs to provide Engine lubrication, lubricate the
Wheels periodically, and lubricate the Impeller Bearing.
Tools and Supplies Needed:
 Grease gun with Multipurpose Automotive Grease
 1/2" Wrench
LUBRICATE WHEEL BEARINGS:
1. Lubricate each Wheel (Figure 38) with Multipurpose Automotive Grease
using a grease gun on the fitting.
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.
Valve Stem
with Cap
Figure 38