Operation – Hatco Sanitizing Sink Heaters Food Rethermalizers/Bain-Marie Heaters Hatco 3CS2 User Manual

Page 11

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water level reaches the low water probe the display will
show the current water temperature and a small red
light will glow in the upper left-hand corner of the
display indicating the heating elements are energized.
Water will continue to fill the tank until the upper water
probe has been satisfied. The heating elements will
remain on until the tank water reaches the programmed
temperature setpoint.

6. To set the controller to the desired water

temperature press “Set” button once; unit will
display “ .” See Figure 9.

7. Press “Set” button again; unit displays current


8. Press “Up” or “Down” arrow to change and display

desired setpoint.

9. Press “Set” button again unit will display “END”.

After 5 seconds unit will display current
operating temperature.



Hatco 3CS2 and FR2 series units are designed
for commercial use only by properly trained
personnel! To avoid any injury or damage to the unit
read and follow the instructions contained in this
manual. Do not operate this equipment unless
you have read and completely understood
the contents of this manual.


Units are designed to heat water up to 190ºF (88ºC).
DO NOT set temperature controls to a setting higher
than 190ºF (88ºC). Water over 190°F (88°C) is very
active and could splash onto operator causing serious
burns or injury.


Water in the unit and holding vessel is very hot.
Wear protective gloves and proper attire when
operating to avoid injury.


Do not turn the electrical current to the unit
on until the holding vessel has been filled with water
or element burnout may occur.

1. Make sure clean-out cap(s) (2-3 element units only)

are securely tightened. See Figure 8.

2. Close sump drain by moving handle all of the way

forward until it stops. See Figure 8.

3A. Fill the holding vessel with hot tap water to normal

operating level.

3B. Auto-Fill Units - Open water supply valve

if present.

4. Check that the fused disconnect switch or circuit

breaker is on, or if equipped with power cord
and plug make sure unit is plugged into a properly
grounded receptacle.

5A. Turn power switch to ON position. The electronic

display will glow to indicate power is supplied.

5B. Auto-Fill Units - Verify tank is being filled with

water. The electronic display will light up at this
time to indicate power is supplied to the unit.
See Figure 9.

The display will show “E3” indicating that the
water level is low.



Form No. HHM-1103

Figure 9. Controller

Figure 8. Hydro-Heater Side View



Sump Drain Handle


Sump Drain Outlet

Power Switch



Clean-out Cap
(2- or 3-element
units only)