Specifications

Getting Started
2.2.8. Field Installed Accessories
Qualified personnel must perform installation of the accessory chemical pumps.
2.2.8.1. Chemical Dispensers
1. Check valves should be installed directly at the mixing chamber coupling.
There are two 1/8” FPT mounting holes provided, which will position the check
valves parallel to the machine avoiding any chemicals from dripping onto the
stainless steel should a leak develop. Simply remove the plug from the
mounting hole and install the check valve—be sure to use a proper sealing
compound or Teflon tape on the threads
*
.
NOTE: There are two mounting holes provided on the mixing chamber coupling,
one for rinse chemical and one for sanitizer chemical, but only one is
needed with the EST-66H—for rinse chemical only.
2. Connect only to the primary side of the Listed Class 2 Transformer, 208-230
VAC, 60 Hz, 100 VA maximum load.
2.2.8.2. Hood Fan Motor
T1
T2
L1
L2
FAN CONTACTOR P/N 404.81
TERMINAL BLOCK
WIRES FROM THE
POWER SOURCE *
WIRES TO THE FAN
* 220 VAC OR 110 VAC
SUPPLIED BY ELECTRICIAN
DETERGENT SIGNAL
REMOVE AND DISCARD LOOP.
CONNECT 2 WIRES FROM TABLE
LIMIT SWITCH
2.2.9. EST-66 Heaters
Power switch needs to be activated when the machine is ready for operation.
The 10kW heater is located in the wash tank and 3KW heater is located in the rinse tank will
come on as soon as the floats sense adequate water level (when the door closed), the same
floats will shut the heaters off in the tank that is low. The heater will remain off until the tank is
filled to the correct level.
* *
Electrical and plumbing connections must be made by a qualified person who will comply with all
available Federal, State, and Local Health, Electrical, Plumbing and Safety codes
MODEL EST-66 Service & Parts Manual Rev. 1 .01A Page
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