Chemical Connections - Insinger USN-72 Technical Manual

Part 2: INSTALLATION
2.1 2 Chemical Connections
Perform the following steps to connect the chemical dispensing equipment (if machine is
purchased with this feature).
Refer to Figure 2.3, page 11, and Figure 2.6, page 17.
1.
2.
3.
4.
5.
6.
WARNING:
The installation o f electrical supplies and controls must conform to local codes
ol;
in the
absence of local codes, the National Electrical Code and good trade practices.
WARNING:
Dangerous voltages are present at the local electrical distribution system.
Dangerous voltages are present at the dishwasher when it is connected to the
local electrical distribution system.
WARN I NG :
When working on the dishwashel; disconnect the electric service and place a red tag at the
disconnect switch to indicate work is being done on that circuit.
Chemical dispensing signal connection points are provided on the main terminal board in the remote
control cabinet. (See No. 4, Fig. 2.6, page 17.) A yellow label indicates the connection points.
The detergent signal is limited to a maximum load of 1 Amp. Signal voltage is 12OVAC.
The rinse aid signal is limited to a maximum load of 1 Amp. Signal voltage is 12OVAC.
Sanitizer is not required for the USN-72 dishwasher.
The rinse aid injection point is located in the upper final rinse piping of the dishwasher.
(See No. 9, Fig. 2.3, page 11.)
The chemical equipment installer must cut a hole in the wash tank for a detergent
sensor and a detergent injection point. (See No. 10, Fig. 2.3, page 11.)
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