Troubleshooting
24
3A4386E
Chemical is leaking from
packing.
Worn Packing
Tighten the packing nut. If leak persists then
replace the packing.
NOTE: the packing nut is set from the factory
and doe snot require tightening when initially
installed.
Chemical compatibility.
Consult the Graco ONG Chemical Compatibility
Guide
a
to ensure the seal in use is designed to
operate the chemicals being pumped.
Temperature.
Consult the Graco ONG Chemical Compatibility
Guide
b
to ensure the seal in use is designed to
operate in the recommended temperature
range.
Plunger coating.
Inspect plunger for coating failure due to chemi-
cal or abrasive attack. Replace plunger as
required.
a. Find the Graco ONG Chemical Compatibility Guide at www.graco.com.
b. Find the Graco ONG Chemical Compatibility Guide at www.graco.com.
Problem
Cause
Solution
Summary of Contents for Python A25011
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