Graco 571003 User Manual

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Maintenance 
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Maintenance
The following steps should be performed to maintain 
proper operation and sustain the life of the GrindLazer.
BEFORE OPERATION: 
Visually inspect the entire unit for damage or loose 
connections
Check engine oil (see engine manual)
Check drum bushings and cutters
Check drum for uneven wear
Check for proper tire pressure
DAILY:
Insert and clean air filter element
Clean dust and debris from exterior of unit (do NOT 
use pressure washer or other high pressure clean-
ing equipment)
Check engine oil level and fill as necessary
Check and fill gas tank 
Remove air filter cover and clean element. Replace 
element if necessary. Replacement elements can 
be purchased from your local engine dealer.
AFTER THE FIRST 20 HOURS OF OPERATION:
Drain engine oil and refill with clean oil. See engine 
manual for correct viscosity.
EVERY 40-50 HOURS OF OPERATION: 
Change engine oil (see engine manual)
Grease wheel bearings
Insert grease into the grease fittings on the drum 
mount and center hinge
AS REQUIRED:
Check drive belt and tension and tighten or replace 
as needed
For additional information about engine mainte-
nance, see Honda (270 and 390 models) or Briggs 
and Stratton (480 models) engine manual.
Caster Wheel Maintenance
EVERY MONTH:
Grease wheel bearing
Check pin for wear. If pin is worn out there will be 
play in caster wheel. Reverse or replace pin as 
needed.
Check caster wheel alignment as necessary. To 
align: loosen set screw, align wheel, and tighten 
screw.
Front Swivel Tire Alignment
1.
Loosen cap screw.
2.
Rotate front wheel fork left or right, as necessary, to 
straighten alignment.
3.
Tighten cap screw. Push GrindLazer and let it roll 
with hands off of GrindLazer.
NOTE: If GrindLazer rolls right or left, repeat steps 1 
and 3 until GrindLazer rolls straight.
Avoid touching engine and drum after use until they 
have completely cooled.
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