Test Gun Resistance; Test Charging Probe Resistance - Graco PRO Xs Instructions - Parts Manual

Test Gun Resistance

Measure resistance between the turbine air inlet fitting
(TA) and the charging probe socket (CC) (see F
should be 70-95 megohms. If outside this range, check
the power supply and barrel resistance. If in range, test
the charging probe resistance.
TA
F . 17. Test Gun Resistance
IG
313227E

Test Charging Probe Resistance

Measure resistance between the metal spring in the
. 17); it charging probe (DD) and the charging probe tip (BB)
IG
(see F
this range, replace the charging probe. If in range,
inspect the spring and barrel socket for possible causes
of poor continuity. Reassemble the charging probe and
retest the gun resistance.
AA
F
CC
ti13449a
. 17); it should be 15-30 megohms. If outside
IG
AA
BB
. 18. Test Charging Probe Resistance
IG
Electrical Tests
DD
ti13732
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