Vulcan-Hart ML-136059 Electric Steamer User Manual


 
MODEL C24EA
F35453 (July 2008) Page 2 of 68
TABLE OF CONTENTS
GENERAL ................................................................................ 3
COVERS AND PANELS ..................................................................... 5
DOOR.................................................................................... 7
THERMOSTAT AND HIGH LIMITS ............................................................ 12
Heat Exchanger High Limit ............................................................... 12
Steam Generator High Limit .............................................................. 12
Condensate Thermostat ................................................................. 13
TIMERS ................................................................................. 14
HEATING ELEMENTS AND CONTACTORS .................................................... 15
HEAT EXCHANGER ELEMENTS AND RELAYS .................................................18
WATER LEVEL CONTROL COMPONENTS ..................................................... 21
Water Level Control - Low Level Cut-Off and Differential Operation ............................... 21
Water Level Control .................................................................... 22
Water Level Probes .................................................................... 22
Filtered and Non-Filtered Dual Water Solenoid Valves ......................................... 23
Motorized Drain Valve .................................................................. 24
SWITCHES, SOLENOIDS, RELAYS AND BUZZER ............................................... 26
Power and Delime Switches .............................................................. 26
Door Switch .......................................................................... 26
Pressure Switch (1PAS) ................................................................. 27
Pressure Switch (2PAS) ................................................................. 29
Vacuum Relief Solenoid ................................................................. 29
Compartment Steam Solenoid ............................................................ 30
Time Delay Relay ...................................................................... 30
Buzzer .............................................................................. 31
CONTROL BOARD ........................................................................ 32
Layout and LED Legend ................................................................. 33
Steam Generator Operational Status (LED Indicators) ......................................... 34
Deliming Cycle Status (LED Indicators) ..................................................... 38
HEAT EXCHANGER ....................................................................... 42
Motorized Delime Valve ................................................................. 43
STEAM GENERATOR ...................................................................... 44
ELECTRICAL OPERATION .................................................................. 46
Component Location ................................................................... 49
Smart Cycle Power Management .......................................................... 52
Sequence of Operation .................................................................. 52
Schematic Diagrams ................................................................... 58
Wiring Diagrams ....................................................................... 62
TROUBLESHOOTING ...................................................................... 66
©VULCAN 2008