Washtech 3 Series - Troubleshooting Chart

Troubleshooting Chart
PROBLEM POSSIBLE CAUSES REMEDY (Check/Adjust/Replace)
Heating
Rinse not heating Over-temp thermostat tripped Over-temp thermostat
Rinse thermostat settings or fault Rinse thermostat
Rinse element failed Rinse element
Overheating Thermostat adjustment Thermostat
Thermostat probe out of pocket Insert & secure probe
Wash water cold Wash thermostat setting Wash thermostat
Wash element faulty Wash element
Delays
At start or Rinse element faulty Rinse element
between Water supply cold Supply hot water
cycles Water supply pressure excessive Restrict supply pressure
Rinse cycle too long Timer
Rinse element faulty Rinse element
Leaks
Leak from pumps Seal failure Pump seal
Leak from hoses Hose damage Hoses
Hose clamp loose Hose clamps
Splash from door Wash arm end caps missing End caps
Wash jets blocked Jets
Wash jets missing Jets
Arms not rotating Arms and bushes
Arms not level Arms
Filling
Not filling Fill/rinse solenoid faulty Solenoid valve
Supply valve shut Water supply valve
Rinse lines blocked Rinse pump, solenoid valve filter
Door switch faulty Door switch
Pressure switch faulty Pressure switch
Won't stop filling Solenoid valve faulty Solenoid valve
Pressure switch set too high or
faulty
Pressure switch
Pressure bell or hose damaged Pressure bell or hose
Drainage
Flooding Drain waste blocked Drain waste
Wash Arms
Not rotating Wash jets not clean Wash jets
Arm bushes worn Bushes
Wash pump not working Wash pump
Service Manual M1-3 (W) 11 Revision 1B