Ravenger 1950 Wood Chipper and Shredder
E&OE
© 2019 Michigan USA
26
Machine jamming.
Possible Fault
Action
Material too large / incorrect type
Remove overly large branches from machine. • Reduce size of material being chipped.•
Reduce feed rate of material. • Ensure all chutes are free of obstructions and non-chippable
material (stones, metal etc).
Blade clearance incorrect
Check that cutting blade clearance is 0.5 to 0.8mm.
Drive belts slipping
Adjust drive belt tension.
Blades dull or damaged
Sharpen or replace cutting blades.
Excessive vibration.
Possible Fault
Action
Material too large / incorrect type
Remove overly large branches from machine. • Reduce size of material being chipped.•
Reduce feed rate of material. • Ensure all chutes are free of obstructions and non-chippable
material (stones, metal etc).
Blades dull or damaged
Sharpen or replace cutting blades.
Blade clearance incorrect
Check that cutting blade clearance is 0.5 to 0.8mm.
Fasteners loose
Check all accessible fasteners for tightness.
Specifications
Type
4-stroke, single cylinder
Capacity
420cc
Fuel
Non-ethanol unleaded petrol (higher RON values provide best performance)
Spark Plug
F7TC, F7RTC
Spark Plug Gap
0.7 to 0.8mm (0.028 to 0.032”)
Valve Clearance
Inlet: 0.15mm ± 0.02mm (0.006” ± 0.001”)
Exhaust: 0.2mm ± 0.02mm (0.008” ± 0.001”)
Oil Type
SAE 10W-30 automotive engine oil recommended for general use
Oil Capacity
Approximately 1.1l (always check level)
Maximum Branch Size
Approximately 120mm diameter
Blade Clearance
0.5 to 0.8mm (0.020 to 0.032”)
Drive Belt
2 x SPA 1782
Tyre
2 x 15 x 6.00 - 6
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