Installation Guide
Tools Needed:
- Small Phillips screwdriver
- AAA batteries (2x)
- Wall mounting screws (included)
- Level
- Pencil for marking
Step-by-Step Installation
- Choose Installation Location: Select a location within 8 meters of the indoor unit, away from direct sunlight and heat sources.
- Insert Batteries: Open the battery compartment on the back of the controller and insert two AAA batteries, observing correct polarity.
- Wall Mounting (Optional): Mark the wall position, drill holes, and secure the wall mount bracket using provided screws.
- Controller Pairing: Point the controller at the indoor unit and press the "Set" button for 3 seconds until the indicator light flashes.
- Test Functions: Test all basic functions including power on/off, temperature adjustment, and mode selection.
- Program Initial Settings: Set the clock, temperature units (°C/°F), and any preferred default settings.
- Final Check: Verify all functions work properly from various locations in the room.
Specifications
| Model Series | PAR-40MAA |
| Type | Wireless Remote Controller |
| Color | White / Black |
| Compatible Units | MSZ, MUZ, PEA, PLA Series |
| Operating Range | Up to 8 meters |
| Display Type | LCD with Backlight |
| Power Source | 2 x AAA Batteries |
| Battery Life | Approximately 1 year (normal use) |
| Dimensions (HxWxD) | 85 x 60 x 15 mm |
| Weight | 85 g (without batteries) |
| Operating Temperature | 0°C to 50°C |
| Languages Supported | English, French, Spanish, German |
Warranty Information
- Full Warranty: 1 year parts and labor
- Extended Coverage: 2 years on LCD display
- Additional Coverage: Optional extended warranty available
For warranty service, contact Mitsubishi Customer Service at 1-800-433-4822 or visit MitsubishiComfort.com
Key Features
Wireless Operation
Infrared wireless technology allows control from anywhere in the room without direct line of sight to the indoor unit.
LCD Display with Backlight
Clear LCD screen with automatic backlight illumination for easy viewing in dark conditions, showing all settings and status information.
Multi-Function Control
Complete control over temperature, fan speed, operation mode, timer settings, and special functions from a single remote.
Energy Saving Mode
Eco mode automatically adjusts temperature and fan speed to optimize energy consumption while maintaining comfort.
Weekly Timer Programming
Program different settings for each day of the week, with up to 4 time periods per day for customized comfort scheduling.
Self-Diagnosis Display
Shows error codes and system status messages to help identify issues before calling for service.
Operation Modes Explained
Cool Mode
Standard cooling operation with adjustable temperature and fan speed settings
Heat Mode
Heating operation for winter use with automatic defrost cycle
Dry Mode
Dehumidification function that removes moisture without overcooling the room
Fan Mode
Air circulation only without cooling or heating, with multiple fan speed options
Auto Mode
Intelligent mode that automatically selects cooling or heating based on room temperature
Sleep Mode
Gradually adjusts temperature through the night for optimal sleeping comfort
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Controller not responding | Dead batteries, out of range, blocked signal | Replace batteries, move closer to unit, ensure clear line of sight |
| Display is blank | Batteries installed incorrectly, battery corrosion | Check battery polarity, clean contacts if corroded |
| Unit not following commands | Wrong mode selected, timer active, child lock on | Check operation mode, cancel timer, disable child lock |
| Buttons not working | Child lock activated, controller needs reset | Press and hold Cancel button for 5 seconds, reset controller |
| Weak or intermittent signal | Low batteries, obstacles blocking signal, distance too far | Replace batteries, remove obstacles, reduce distance to unit |
| Display shows error code | System error, communication failure | Note error code and refer to error code section below |
Error Codes
- E0: Room temperature sensor error - Check sensor connection
- E1: Indoor unit PCB error - Power cycle the unit
- E2: Communication error - Check wiring between units
- E3: Drain pump error - Check drain system
- E4: High pressure error - Check for blockages
- E5: Low pressure error - Check refrigerant levels
- E6: Freeze protection - Wait for defrost cycle
- E7: Overheat protection - Allow unit to cool down
Manual Downloads
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Wired Controller
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