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2-14 WIRING REMOTE CONTROLLER
The Main remote controller model is CMR-2250. (P/N 3748)
The Bath remote controller model is YST-2250. (P/N 3749)
These controllers are to be fitted in the following locations:
Main remote controller - kitchen or laundry.
Bath remote controller - bathroom.
Only one of each type of controllers can be connected to one MWH-180EX water heater.
(i.e. Installations with two CMR-2250 or two YST-2250 will not function properly.)
The remote controllers can be wired in parallel only depending on the distance from
MWH-180EX to the remote controllers.
Remote controller
connection terminals
Remote controller cable
Cable clamp
The appliance should always be disconnected from the power supply before REMOTE
CONTROLLERS are connected.
• Connect the cord to the terminal block of water heater.
As remote controller cables are nonpolarized, they do not have specific plus and minus.
Be sure not to touch other electronic components with the screwdriver.
• Replace the front panel of MWH-180EX.
Caution
Be sure to peel the protective film off the surface of the remote controller after the installation.
The surface is covered with a film to prevent scratches during installation.
