Operating Instructions - Snap-on Equipment

General MaintenanceWhen FGA software senses that the internal battery voltage is insufficient, itautomatically displays a warning message:Figure 4-6: Battery Insufficient MessageEquipment Guidelinesand Safety PrecautionsThe following guidelines for testing with FGA help assure accurate results andincrease the life of the equipment.• The pocket PC is a battery-powered device. When the power cable for thepocket PC is plugged into the analyzer, the pocket PC is also powered from theanalyzer. When fully charged, the battery should last about 2 hours. This timemay vary depending on the operations being performed. Immediately after usingthe pocket PC, return it to the charging base so the unit is charged and ready togo for the next test.✓ Hint: Always keep the pocket PC in the charging base and the chargingbase plugged in when not in use or when storing for long periods of time.✓ To extend FGA power, do not connect the pocket PC power cable to theFGA. The pocket PC must be fully charged.✓ Hint: At low temperatures, less than 40° F (4° C), you should not chargethe pocket PC from the analyzer during analyzer warm-up. Doing so maydelay warm-up.• The pocket PC display can become scratched or dirty through use in a dirtyenvironment. It is best to use a screen display protector when using the unit.Also, keep the unit clean and free of grease and dirt.• When using the gas analyzer indoors, always make sure there is properventilation. The gas analyzer exhausts the same concentrations as the vehiclesexhaust and a vehicle exhaust contains gases that may cause suffocation ordeath.✓ Use the short exhaust hose indoors, the long hose when in a vehicle. Theunit will not function without a hose connected.• Observe extreme care when inserting the gas measurement probe becausecomponents of the vehicles exhaust or the probe itself may be very hot. Do nottouch the exposed metal surfaces of the exhaust probe when it has been in thevehicle’s exhaust.• Make sure the engine of the vehicle is warm and in good operating conditionbefore running the gas analyzer tests. A cold vehicle may produce excessexhaust gas.4-11