Figure 6-8. Drilling Body Support Channels.
When cleaning, do not discharge water in
excess of 600 psi (4137 kPa) from high
pressure equipment. Serious injury could
result. Eye protection must be worn to
Steam cleaning will not be used.
a. Wash the interior of frame rail structures through
drilled access holes to remove mud, dirt, etc. Use of
high pressure washer will facilitate this process. Observe
water flushed through the rails to determine when the
structure is clean.
b. Allow at least four hours for vehicle drying.
Additional drying time may be required if unfavorable
weather conditions exist. Compressed air may be used
to speed up the drying process.
c. Prime and paint those areas showing bare metal.
Allow painted areas time to dry before rustproofing.