Harper DEBRIS 2700, Operator'S Manual

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Debris Blower
Belts:
Problem: What to Check:
Belts Slip • Tension adjustment
• Load may be excessive
• Bearings may have seized.
Problem: What to Check:
Belts wear rapidly, jump, • Pulleys may not be properly aligned
catch, or twist. • Check with straightedge across face
of pulleys
Troubleshooting
Standard Torque Chart
Size In-lbs Ft-lbs N-M
No. 10-24 25-35 5-7 2.8-4.0
1/4 in. 60-80 18-20 7-9
5/16 in. 120-140 28-30 14-16
3/8 in. 340-360 64-74 24-27
1/2 in. 126-150 90-100
Note:
When tightening two or more screws on the same part, DO NOT tighten screws completely
right away, or one at a time. To avoid distortion, first tighten all screws in sequence to one-third
of torque value, then tighten to two-thirds of torque value, then tighten to full value.
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