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Craftsman RATCHET WRENCH 875.19934 Owner's Manual page 6

3/8-in. ratchet wrench

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Owner's
Manual
Model
No.
875. f99340
Tool runs
slow or will
not operate.
1. Grit or gum in tool
1. Flush the tool with air tool oil, gum
solvent, or an equal mixture of SAE 10
motor oil and kerosene.
Lubricate the tool
after cleaning.
2. No oil in tool
2. Lubricate the tool according
to the
lubrication
instructions
in this manual.
3. Low air pressure
3a. Adjust the regulator
on the tool to the
maximum
setting (If applicable).
3b. Adjust the compressor
regulator
to tool
maximum
while the tool is running free.
4. Air hose leaks
4. Tighten and seal hose fittings if leaks are
found.
5. Pressure drops
5a. 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.
5b. Do not use 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.
Owner's
Manual
Model
No.
875.199340
Ratchet mechanism
Ratchet mechanism
la. Clean mechanism
with air tool oil
slips or will not loosen
is dirty
lb. Replace worn mechanism
Notes:
Moisture
blowing out
of tool
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.
2. Water in the air lines/
hoses
2a. Install a water separator/filter.
NOTE: Separators
only work properly when
the air passing through the separator
is
cool. Locate the separator/filter
as far as
possible from the compressor.
2b. Install an air dryer.
2c. Anytime water enters the tool, the tool
should be oiled immediately.
ENG-10
ENG-11

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875.199340