16
SANDPUP TRAILER & SKID UNIT
APPLIES TO: SANDPUP TR 300 AND SK 300
TROUBLESHOOTING GUIDE
SURGE TANK –
NOTE: WEARING OF A FACE SHIELD IS RECOMMENDED
PRESSURE CAN BE RELIEVED FROM SYSTEM BY OPENING THE SPRAY WAND AND MATERIAL
HOSE FEED VALVES AND IF NECESSARY, REMOVING THE SPRAY TIP.
KEEP IN MIND THE PLUMBING CONNECTING THE PUMP TO THE SURGE TANK COULD ALSO BE
PLUGGED, AND THERE MAY BE RESIDUAL PRESSURE STILL IN THE SYSTEM.
PROBLEM
SURGE TANK
EXCESSIVE PULSATION
AIR REGULATOR
DROPS PRESSURE
BASKET STRAINER
EXCESSIVE PLUGGING
CHAINS NOT CONTACTING
SPROCKETS PROPERLY
OPTIONAL
HYDRAULIC
AGITATION
DOES NOT ROTATE
POSSIBLE CAUSES/SOLUTIONS
SURGE TANK PLUGGED / CLEAN OUT TANK
DIAPHRAGM PUMP BALL OR SEAT / REPLACE AS NEEDED
CHECK VALVE IS DAMAGED / INSPECT BALLS AND BALL SEATS
MATERIAL CHUNKS/ EMPTY TANK-FLUSH WITH WATER AND CLEAN TANK
EXCESSIVE SAND / LACK OF SEALER VISCOSITY MODIFIER
CHAIN TENSION IMPROPERLY ADJUSTED / ADJUST CHAIN TIGHTENER
SPROCKET TEETH WORN / REPLACE SPROCKET
SHUTOFF VALVE IS CLOSED / OPEN VALVE
HYDRAULIC OIL LOW / FILL OIL LEVEL 4” FROM TOP OF TANK
HYDRAULIC AGITATOR MOTOR NOT WORKING / REPLACE AGITATOR MOTOR
COUPLER KEY / REPLACE THE SHEARED KEY
CHAIN BROKEN / REPLACE THE CHAIN
HYDRAULIC PUMP NOT WORKING / HAVE TESTED OR REPLACED
Summary of Contents for SK300
Page 1: ......
