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System Components
Hood
The hood is shipped from the factory pre-piped and
ready to install. All wash components within the hood
are complete and ready for connection to hot water,
sanitary sewer drain and the electrical sources. Wiring
from the control panel to the hood (for lights) is by
Greenheck. All plumbing and wiring must conform to
plumbing and electrical codes. Duct collars are factory
mounted unless specified otherwise.
Filters are shipped loose with the hood and installed
in the field. See page 25 for installation details.
Grease Grabber H
2
The control cabinet contains all of the water and
electrical components, and connections including
the Programmable Logic Controller (PLC), that
controls the wash sequencing and operations. The
control cabinet also includes the detergent reservoir,
detergent pump, recirculation pump, solenoid valves
and other water piping.
The recirculation pump is shipped loose with the
hood. See pages 16 for installation details.
®
NOTE
O Control Cabinet
NOTE
Graphic Keypad
The graphic keypad is the interface between the
control functions of the GGH2O hood and the user.
This keypad is typically mounted on the Grease
Grabber H
O control cabinet, but can also be shipped
2
loose for remote mounting. The keypad consists
of three main buttons: hood lights, fan on/off and
clean hood. The keypad also has system fault and fill
detergent indicator lights to alert of any fault in the
system or when the detergent tank is low.
HOOD
FAN
LIGHTS
ON/OFF
CLEAN
HOOD
FILL
SYSTEM
DETERGENT
FAULT
After pressing "CLEAN HOOD", Fans will automatically stop.
472619
In case of emergency, the wash cycle can be stopped by pressing "CLEAN HOOD".
GGH2O Keypad
If the GGH2O is being used with the Vari-Flow Air
Management system, there will be an additional
FAN 100% button for sending fan speeds to 100%.
For detailed information on the Vari-Flow Air
Management system, please refer to the Greenheck
website, www.greenheck.com
CLEAN
HOOD
FILL
SYSTEM
DETERGENT
FAULT
After pressing "CLEAN HOOD", Fans will automatically stop.
In case of emergency, the wash cycle can be stopped by pressing "CLEAN HOOD".
GGH2O and Melink® Intelli-Hood® Keypad
If the GGH2O is being used with the Melink Intelli-
Hood system, there will be two keypads. The Melink
Keypad will control the fans and lights. The GGH2O
Keypad will control the wash system.
For information on PLC programming, please
consult the factory.
HOOD
FAN
LIGHTS
ON/OFF
FAN
100%
CLEAN
HOOD
FILL
SYSTEM
FAULT
DETERGENT
After pressing "CLEAN HOOD", Fans will automatically stop.
In case of emergency, the wash cycle can be stopped by pressing "CLEAN HOOD".
GGH2O and Vari-Flow Keypad
NOTE
LIGHTS
FANS
100%
RESET
LUCES
VENTILADORES
CLEAN
SETUP
FAULT
HOOD
%
Melink Customer Service USA: 877-477-4190
Listed 33 x 7
NOTE
NOTE
Model GGH2O
472620
5
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