Diagnostic Chart - yellow jacket SuperEvac 9354 Series Operation And Maintenance Manual

SuperEvac
™
Diagnostics Chart
Condition
Quiet Pump
Poor Vacuum
Ultimate of pump
does not meet
mfg. spec (when
read with thermo-
couple gauge)
Exhaust
Oil Leaks
Seal
Case
Digital Vacuum Gauges
The YELLOW JACKET
to-use, compact vacuum gauge that is loaded with features for the
price. Easily set target vacuum level and the OMNI and will give
audio and visual signals when that level is reached. The easy-
to-clean vacuum sensor handles 450 psi positive pressure and
reads several units of vacuum (microns, millibar, Torr, and Pascal)
(Part #69020).
The SuperEvac
state instrument that indicates the vacuum pressure in the system
using thermocouple technology. This is important because you
need to know the vacuum to confirm moisture removal. The battery
powered gauge measures atmospheric pressures of 760,000 to 1
micron in easy to read 1/2" high numbers (Part #69075).
Pump Area
Dirty oil
Drive coupling or set screw
loose
Bent or broken exhaust valve
Pump not oiling
Vanes not functioning
Pump dropped
Micron gauge malfunction
Poor motor performance
Dirty oil
Air leaks
System leaks
Fitting sealant compound
Oil level high
System vented pressure
through pump
Pump tipped over
Worn or damaged seal
Motor loose
Gasket bolts loose
Oil drain fitting
Gasket damaged
Omni Digital Vacuum Gauge is an easy-
® ™
LCD Vacuum Gauge is a portable, lightweight, solid
™
Possible Problem Solution
Flush 1 to 3 times
Repair or replace
Repair or replace
Call factory
Call factory
Call factory
Verify with second gauge
Repair or replace
Flush 1 to 3 times
Repair or replace
Isolate/repair
Repair or replace
Adjust oil level
Check oil level, add or
replace oil
Check oil level, add or
replace oil
Replace
Adjust/tighten, check seal
Tighten
Repair or replace
Replace
8