9000 BTU/Hr split type system, heat pump ACU, 230 Volts

Check voltage in , there could be one side of breaker burned causing only one side to come through. This happens on older main breakers frequently which messes up whole house.

TECH SUPPORT PAGES
tech support

P1 - Voltage Protection / check page 33 for all error codes
http://www.highseer.com/pdf/Service%20Manual%20for%20WB-CB-RB-UB-FB%20Series%20MULTI%20SPLIT%2016%20SEER%20Inverter%20Indoor%20Units.pdf

I believe the wiring may be incorrect. Here arethe fault codes.

05

Comms Error, check your wiring, remove external pumps. Split/Multi - check volts from terminal N to 3 = 0 - 65 Vdc, Multi V - 4 Vdc terminals 3 and 4

5

Comms Error, check your wiring, remove external pumps. Split/Multi - check volts from terminal N to 3 = 0 - 65 Vdc, Multi V - 4 Vdc terminals 3 and 4
Hope this helps

Bob

E5 indicates excessive temp. of the outside coil if on cooling, OR excessive temp of the inside coil in.

Try cleaning it (them if inside one too), with dishwashing liquid and spray outside hose.

Model: REG-123H

UPC: 855326002968

Product Type: 12,000 BTU Window Air Conditioner & Heater

Product Dimensions: L: 24.00" x W: 24.00" x H: 16.00"

Product Weight: 88.00 lbs.

Product Color: White

Application: Used to cool individual rooms

Type: Window Air Conditioner

Warranty: 1 year; 5 years sealed system

Coverage Area: 550 square feet

Voltage: 230 volts

Heater: Yes

Air Flow: 266 CFM

Amps: 5.5 amps

Heating Capacity: 11000 BTUs

Frequency: 60 Hz

Cooling Capacity: 12000 BTUs

Dehumidifying Capacity: 3.6 pints

EER: 9.8

Heat Pump: No

Number of Fan Speeds: 3

Programmable Timer: Yes

Timer Length: 24 hour

Refrigerant Type: R-410A

Air Conditioner Type: Cool/Heat

Energy Star Rated: No

Air Filter: Yes

Built-In Air Purification System: No

Display Type: Digital

Remote Control: Yes

Adjustable Louvers: Yes

Adjustable Side Panels: Yes

Compatible Window Size: Min. Window

Most liekly needs to have freeon added to the system, if that doesn't help its propely a problem with the electric motor on the blower.

The number may indicate its a 9000 btu ac/heat pump,just by knowing other types of ac Numbering is it 2 pieces IE;
the outdor condensing unit and a wall mounted evap.do you see a refrigerant line set ,are there connection points for refrig lines etc.

dan