Hoshizaki KM-201BAH Service Manual page 30

b) CIRCULATE
When the service switch is active and placed in the "CIRCULATE" position, power is
supplied to the pump only. This operation can be used to circulate cleaner for extended
periods of time over the outside surface of the evaporator.
c) WASH
This machine utilizes a solenoid operated wash (bypass) valve. When the service switch
is active and placed in the "WASH" position, power is supplied to the pump and cleaning
valve. This operation is used to circulate cleaner and sanitizer over both the inside and
outside of the evaporator.
Control Switch
Service Switch
Fig. 3
25