Plumbing Connections; Detergent Dispenser - Greenheck Grease Trapper ESP Installation, Operation And Maintenance Manual

Kitchen exhaust pollution control system
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Plumbing Connections

All water piping exposed to freezing temperatures
must be trace heated and insulated to prevent
damage to the unit.
Once all system components are installed, plumbing
connections for the system can be made. It is
recommended that plumbing connections be done prior
to making electrical connections.
Locate a suitable indoor location for the mounting of the
remote detergent control cabinet and remote detergent
tank, within 8 feet of each other.
From the building, a 1-inch (refer to drawings) hot
water line is required for connecting the wash system.
Recommended water temperature is 140-180°F at 40 psi
pressure. Refer to the chart for information on water and
detergent quantity requirements. Install the quarter turn
ball valve (by others) at the incoming water source
to allow the water to be turned off for servicing. Next,
install the backflow preventer (by others), and factory
provided inlet manifold. Locate these items along
the incoming water line in a location convenient for
inspection/servicing, and within 30' vertical of the
detergent control cabinet.
Approximate Water and Detergent Used Per ESP Wash Cycle (gallons)*
STANDARD UNIT
Housing
Size
Water
Detergent
15
70
0.0375
30
140
0.0375
45
210
60
220
90
330
135
495
Water usage numbers shown above are assuming factory default
wash cycle times. Actual water and detergent required may be
different based on the cooking load, appliance type, and cooking
frequency/time.
*Assuming 40 psi water pressure

Detergent Dispenser

The detergent dispenser supplies detergent to the wash system during the WASH mode.
8
Grease Trapper ESP™ Kitchen Exhaust Pollution Control System
NOTE
SOLID FUEL UNIT
Water
Detergent
105
0.05
210
0.05
0.075
315
0.1
0.075
330
0.1
0.075
495
0.1
0.15
742
0.2
When the unit is washing and the wash sequence
is calling for detergent, a diaphragm pump housed
within the remote detergent control cabinet pumps the
detergent into the factory provided inlet manifold. A
float, located in the remote mounted detergent tank,
determines detergent levels.
From the bottom of the pump located within the
detergent control cabinet use the provided compression
fittings to connect the provided 1/4" tubing to the lid of
the remote mounted detergent tank located within 8'
vertical of the detergent control cabinet.
From the top of the pump located within the detergent
control cabinet, use the provided compression fittings
to connect the provided 1/4" tubing to the 1/2"
detergent connection on the check valve on the
provided inlet manifold located within 30' vertical of the
detergent control cabinet.
Upon the float detecting no detergent, the system will
go into a low detergent alarm and the detergent pump
will be immediately shut off. The low detergent fault
can be manually reset (see page 14 for details), or it
will automatically reset if the float detects detergent
upon the next wash cycle when detergent injection is
taking place.
Pump should be located as close to unit as possible,
on the same floor. Maximum vertical distance
recommended from detergent pump to unit is 8 feet.
NOTE
®

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