Table 3-1. Operator/Crew Troubleshooting Table - CONT
TEST OR INSPECTION
HYDRAULIC SYSTEM - CONT
SUSPENSION TIRE CHANGE CHAIN IS OVER-STRESSED AND/OR BREAKS
Check that affected suspension isolation valve is closed.
Close affected valve, handle facing outboard from center of trailer (para. 2-6).
Be sure all four support legs are down and supporting the platform prior to
checking the suspension isolation valves for leaks or injury to personnel may
Check for possible leakage at suspension isolation valve.
Hydraulic fluid may be absorbed through the skin. Wear long sleeves, gloves, and
goggles or face shield. If hydraulic fluid gets into the eyes, flush them immediately
with water and seek medical attention. If hydraulic fluid gets on skin, thoroughly
wash with soap and water. Wash hands thoroughly prior to eating or smoking.
Check for external leaks at suspension isolation valve fittings, stem area, or hoses. If leaking, notify
GOOSENECK WILL NOT ADJUST OR ADJUSTMENTS ARE SLUGGISH
Do not attempt to adjust gooseneck while coupled to a tractor. The gooseneck
may lift the tractor/front of platform and may cause damage to equipment.
Check that semitrailer kingpin is completely uncoupled and is clear of tractor fifth wheel.
If kingpin is hitting fifth wheel, pull tractor ahead slightly to allow kingpin to clear fifth wheel and vee-
entry ramps without binding.