Express
®
Lavatory System - MG-Series with TouchTime
®
Control
MG-2/TT
Installation
12
4/9/2014
Bradley
• 215-1480 Rev. G; ECN 13-08-025
Figure 7
Installation Instructions
continued . . .
Step 7: Connecting electrical and supply tubing
WARNING: MG-2/TT must be connected to 24 VAC Class II plug-in transformer provided.
Connection to 110 VAC may cause personal injury and/or damage to electronics.
Connection of leads other than shown may cause permanent damage to the switch.
1. Insert the two sprayhead supply tubes into the two solenoid tube connectors by loosening the
compression nut and firmly pushing the tubing into the connector until the tubes are fully seated, then
re-tighten the compression nut (hand-tight plus two full turns with a wrench) (see Figure 7).
2. Connect the wires per the wiring diagram shown below.
3. Align the mounting screws with slots on the frame. Valve bracket slides down to lock into place.
4. Turn on the water supply to the MG-2/TT Express
®
and check for leaks.
5. Turn on the electrical power, trigger the TouchTime
®
push buttons and check for proper function (the
timing is electronically controlled and set at 15 seconds).
B Black
G Brown
F Brown
A Black
Left Button
Left
Gray
Right
Green
Right
Gray
Right Button
Left
Green
A Black
C Black
D Black
E Brown
F Brown
G Brown
H Brown
Right Gray
Right Green
Left Green
B Black
Left Gray
Transformer
S83-134
Green Supply
Tube
Red Supply
Tube
