Malmet Bedpan / Urinal Bottle Washer Disinfector (ES-D)
Detergent Model with Hands Free Operation
Operation, Maintenance and Installation Manual
Issue 5
Page
31
June 23
5.13 Fault List
Following is list of fault conditions and most possible causes.
Fault 01
Door Open Fault
–
Not confirmed door closed
(i.e. door switch still indicates open)
Cause
•
Door limit switch stuck out / broken
Fault 02
Wash / Disinfection Cycle Time Out
(taking too long to complete cycle)
Cause
•
Steam leak
•
Final rinse solenoid stuck open
•
Faulty temperature sensor - hot water tank
•
Blown element leg
•
Steam condensate leaking cold water into chamber
•
Faulty temperature sensor - chamber
Fault 03
Faulty Hot Water Probes
(high indicates water, but low does not indicate water)
Cause
•
Faulty water level probe
Fault 04
Door motor activation time out
(taking too long to close or open door)
Cause
•
Faulty door actuator
•
Door axle bar sticking
Fault 06
Hot water tank fill time exceeded
(high level not reached during pre-fill, resulting in time out)
Cause
•
Faulty fill solenoid
•
Faulty water level probe
•
Cold water tank empty or not filling quick enough
•
Low water pressure
Fault 07
Hot water tank low water level sensed during cycle
Cause
•
Faulty water level probe
•
Cold water tank empty or not filling quick enough
•
Leaking tank or hose
•
Element stuck on
•
Condensing coil blocked
Fault 08
Door closure fault
–
not confirmed door open
(door switch still indicates closed)
Cause
•
Door limit switch stuck on
Fault 09
Failed to reach disinfection start temperature, resulting in time out
Cause
•
Steam leak
•
Final rinse solenoid stuck open
•
Faulty temperature sensor hot water tank
•
Blown element leg
•
Steam condensate leaking cold water into chamber
•
Faulty temperature sensor chamber
•
Door not reaching interlocking micro switch
•
Door not fully closed
•
Over temperature board (power to element open circuit)
•
Element over temp protection manual reset thermal cut-out
switch open circuit
