Troubleshooting Guide - Ingersoll Rand 7802S Manual De Operación Y Mantenimiento

Trouble
Loss of power
Leaky Throttle Valve
Housing gets hot
Blades do not cut
MAINTENANCE SECTION

TROUBLESHOOTING GUIDE

Probable Cause
Low air pressure
Clogged Inlet Bushing
Worn or broken Vanes
Worn or broken Cylinder
Improper lubrication or dirt
build- - up
Worn Throttle Valve
Dirt accumulation on Throttle
Valve
Excessive grease
Worn or damaged parts
Worn Eccentric Driver
Dull cutters
SAVE THESE INSTRUCTIONS. DO NOT DESTROY.
Check the air supply. For top performance, the air
pressure must be 90 psig (6.2 bar/620 kPa) at the
inlet of the tool.
Clean the Inlet Bushing in a clean, suitable, clean-
ing solution. If it cannot be cleaned, replace it.
Replace the complete set of Vanes.
Replace the Cylinder if it is cracked or if the bore
appears wavy or scored.
Clean the motor unit parts and lubricate as
instructed.
Install a new Throttle Valve.
Pour about 3 cc of a clean, suitable, cleaning solu-
tion in the air inlet and operate the tool for about
30 seconds. Immediately pour 3 cc of Ingersoll- -
Rand No. 10 Oil into the inlet and operate the tool
for 30 seconds to lubricate all the cleaned parts.
Clean and inspect the gearing parts and lubricate
as instructed.
Clean and inspect the gearing parts. Replace worn
or broken components.
Replace the Eccentric Driver.
Sharpen or replace the Cutter Blades.
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Solution