EMI S1C manual WLCA/WLHA High Wall Evaporator Installation Instructions, Make sure power is off

WLCA/WLHA HIGH WALL EVAPORATOR Installation Instructions

Electrical Wiring Site Preparation

All wiring should be in accordance with the National Electric Code (NEC) and the local building codes.

1.Make sure power is off.

2.Check the unit rating plate for circuit am- pacity and breaker or time delay fuse size.

Use only HACR type breakers. Select the proper wire for the ampacity rating.

3.Each unit must have a separate branch circuit protected by a time delay fuse or breaker. Refer to the unit rating plate

for the proper wire and breaker or time delay fuse size.

4.Inspect the existing wiring for any defects such as cut or frayed wires. Replace if any such wiring if found.

Note: On units rated 208/230V, the primary side of the transformer is factory wired for 230V. For a 208V power supply, the transformer tap must be changed from orange to red. Refer to the wiring diagram located on the inside of the left end cap of the unit.

Locate Electrical Wiring

Helpfull Hint:

Prior to re- m o v e i n g the endcap and bottom use a small board to prop

the unit away from the wall.

board

1.The left end cap of the unit needs to be removed to access wiring diagram and electrical wiring. This entails removal of three screws.

2.Lift and remove the front grill to expose the third screw.

3.once the screws are removed, slide the left end cap

off to expose control box and locate the wiring diagram on the inside of the end cap.

control box Remove screw

WLCA/WLHA High Wall Evaporator 6 www.enviromaster.com