SECTION III UNIT TROUBLESHOOTING PROCEDURES
This section cannot list all the possible malfunctions that may occur with the equipment. If a malfunction occurs that is
not listed or actions listed do not correct a malfunction, notify your supervisor.
Table 4-2. Unit Maintenance Troubleshooting
MALFUNCTION 1. NO POWER TO PUMP ASSEMBLY.
Is power source off?
Turn on/activate power source.
Is a power cable broken?
If repairable, notify supervisor. Replace per
MALFUNCTION 2. NO POWER TO SUPPLY PUMP OR DIAPHRAGM (DRAIN) PUMP.
Is pump switch off?
Place pump switch to the ON position.
Is pump switch defective?