Here is the comprehensive service manual to all 1957 Mobile-Maid dishwashers from GE. This manual covers model SP40P directly, but the construction and theory should be similar on all Mobile Maid models from 1957 thru the early 60's.
[I]The 1957 General Electric Mobile Maid is completely new throughout . The styling is different, the mechanism is new and the operation improved. It has high - style appearance and clean, unobstructed lines with a hidden power cord and unicouple assembly.[/I]
Sections include:
Introduction to SP40P Mobile Maid dishwashers, Operation, Preparation of dishes, Loading racks, Capacity, Adding detergent, Connecting the dishwasher, Running the dishwasher, Cycle chart, Operating cycle, Description of components, Rack assemblies, Silverware basket, Detergent cup assembly, Front cover and cover cap, Unicouple and housing assemblies, Latching mechanism and pull button for cycle interruption, Air vent and baffle assemblies, Calrod® heating unit, Water inlet valve, Control dial assembly, Timer control, Pictorial and schematic diagram, Setting relay, Overload protector, Safety pan, Motor and pump mechanism assembly, Cover assembly, Cover hinge assembly, Tub and cabinet weld assembly, Tub and cabinet gasket, Operational schematics, Parts lists, Service hints and Operation complaint chart.