Specifications

7
Adjustment Screw
Pilot Load
(L029A) THERMOSTAT
120/240V, 3 KW & 6 KW
USED ON GBs
L253A THERMOSTAT
120V, 1.8 KW (WAS L266L)
USED ON GBs
THERMOSTAT ADJUSTMENTS
Locate Thermostat: Remove the right side panel. Thermostat is mounted on side
of tank.
The GB beverage dispensers are factory set to deliver hot brewing water at 195°F
with the thermostat knob turned to full ON position. If adjustments should be
necessary to increase or decrease the water TEMPERATURE, proceed as follows:
Note: Set the Rinse Switch to ON. This will disengage the Hopper Motors
when dispensing water for Temperature measurements.
1. To INCREASE the water temperature - With the Thermostat Knob to its
maximum clockwise position, remove the knob and locate the slotted adjustment
screw inside the hollow thermostat shaft. Using a narrow-bladed screwdriver,
engage slotted adjustment screw and turn it ¼ turn slowly counter-clockwise.
Allow a few minutes for the temperature to reach set level. The Heater Light will go
ON, indicating the heating element is activated, wait for it to go OFF, indicating that
the water has reached new set temperature. Take a temperature reading and repeat
if necessary.
2. To DECREASE the water temperature - simply turn the Thermostat Knob one
notch counter-clockwise to the next lower dial setting.
ADJUSTMENT INSTRUCTIONS FOR SPEED CONTROL
L556A WHEN USED WITH DC MOTOR CD151:
1. SET SPEEDPOT KNOB AT # 5
2. PRESET TRIMPOT AS SHOWN IN THE
ILLUSTRATION, POINTING TO 5 O'CLOCK
3. APPLY POWER AND ROTATE TRIMPOT UNTIL
THE MOTOR TURNS 55 RPM (15V DC)
INSTRUCTIONS FOR ADJUSTING SPEED CONTROL L556A WITH DC MOTOR CD151