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Troubleshooting - Craftsman AIR HAMMER 875.19119 Owner's Manual

Pneumatic air hammer


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Tool runs slowly or will not operate
1, Grit or gum in tool
2, No oil in tool
3, Low air pressure
4, Air hose leaks
5, Pressure drops
1. Flush the tool with air tool oil or gum
2. Lubricate the tool according to the lubrication
in this manual
3. a. Adjust the regulator on the tool to the maxi-
mum setting
b. Adjust the compressor regulator to tool
maximum of 90 psi.
4. Tighten and seal hose fittings if leaks are found,
Use teflon tape.
5. a. Be sure the hose is the proper size, Long
hoses or tools using large volumes of air may
require a hose with an I.D. of 1/2" or larger
depending on the total length of the hose.
b. Do not use a multiple number of hoses
connected together with quick connect fittings,
This causes additional
pressure drops and
reduces the tool power. Directly connect the
hoses together
Moisture blowing out of tool exahust
1, Water in tank
1. Drain tank. (See air compressor manual), Oil tool
and run until no water is evident, Oil tool again and
run 1-2 seconds

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