Operation 3.5. Quick service guide MODEL CMA-180UC INSTALLATION & OPERATION MANUAL Rev. 1.13 Page 14
MODEL: CMA 180UC HIGH TEMP UNDER COUNTER
TECHNICAL ISSUE CAUSE SOLUTION
Pressure regulator is not set properly Set regulator to 18-20 psi
Faulty rinse micro switch Replace micro switch, P/N 00411.00
Scrap trap over flows
Drain hose elevated too high M ust be lowered to goose neck level
Obstruction in drain hose Check hose & clean
Scrap exit screen Clean exit screen
Faulty drain pump Rep lace pump, P/N 15503.00
Machine not level Adjust machin e legs to level
Machine is leaning forward Adjust machine legs to level
Door leaks Wash arm end cap missing Rep lace end cap, P/N 00308.20
Door gasket Replace gasket, P/N 14506.60
Loose wire at display, board or
transformer
Secure connectors
Thermometer failure Faulty temperature sensing wire Correct, replace, P/N 03202.66
Faulty temperature sensing unit Replace unit, P/N 03203.00
Faulty transformer Replace transformer, P/N 03202.60
Scaled heating element Clean scale from heater
Rinse water temperature low /high
Booster heater’s thermostat not
properly set
Adjust thermostat
Incoming water temperature to
booster heater below 140 F
Adjust external water heater in the facility
Loose lead connections Check and crimp connectors
Pump motor not running Faulty # 3 micro switch Replace micro switch, P/N 00411.00
Faulty contactor Replace contactor, P/N 15504.00
Faulty wash pump motor Replace wash pump motor, P/N 00201.00
Pump motor runs continuously Faulty # 3 micro switch Replace micro switch, P/N 00411.00
Faulty contactor Replace contactor, P/N015504.00
Water regulator not adjusted properly Adjust regulator to 18-20 PSI
Low water pressure at the final rinse Clogged final rinse spray jets Clean jets
Missing final rinse spray end cap Replace end cap, P/N 00308.17
Low incoming water pressure from
facility Increase pressure to 18-20 psi
Scrap trap overflows over night Faulty water solenoid diaphragm Clean or replace diaphragm, P/ N 00706.00
Low wash or rinse water temp. Check temperature settings
Poor cleaning results Wash arm bearing or jets Clean bearing and arm jets
Rinse arm bearing or jets Clean bearing and arm jets
Tank discharge screen dirty Clean screen
Wash tank will not drain. Drain valve not operating Check power to drain valve
Drain valve faulty Replace Drain va lve, P/N 04103.00