Installation Guide
Tools Needed:
- Phillips screwdriver
- Flathead screwdriver
- Drill with appropriate bits
- Level
- Wire strippers
- Voltage tester
Step-by-Step Installation
- Choose Installation Location: Select a location on an interior wall, approximately 1.5 meters above floor level, away from direct sunlight and heat sources.
- Mounting Plate Installation: Secure the mounting plate to the wall using appropriate wall anchors for your wall type.
- Electrical Connection: Connect controller wires to the indoor unit terminal block according to wiring diagram. Ensure power is turned off during installation.
- Controller Mounting: Align the controller with the mounting plate and secure it in place.
- Battery Installation: For wireless models, install batteries (typically 2x AA) ensuring correct polarity.
- System Pairing: Follow pairing procedure to synchronize controller with indoor/outdoor units as per model requirements.
- Function Test: Test all controller functions including temperature control, mode selection, and fan speed adjustment.
Specifications
| Model Series | PAR-40MAA / PAR-33MAA |
| Type | Wireless/Wired Wall Controller |
| Color | White / Silver |
| Display Type | LCD with Backlight |
| Temperature Range | 16°C - 30°C (60°F - 86°F) |
| Control Type | Touch Buttons with LED Indicators |
| Power Supply | 24V AC or 2x AA Batteries |
| Communication | Wired CN105 or Wireless 2.4GHz |
| Operating Range | Up to 30 meters line-of-sight (wireless) |
| Dimensions (HxWxD) | 86 x 86 x 25 mm |
| Weight | 120g (without batteries) |
| Operating Temperature | 0°C to 50°C (32°F to 122°F) |
Warranty Information
- Full Warranty: 3 years parts and labor
- Extended Coverage: Optional 5-year warranty available
- Battery Warranty: 90 days on included batteries
For warranty service, contact Mitsubishi Electric Customer Service at 1-800-433-4822 or visit MitsubishiComfort.com
Key Features
Intelligent Temperature Control
Advanced sensors maintain consistent room temperature by automatically adjusting cooling/heating output based on room conditions and occupancy.
Wi-Fi Connectivity
Connect to your home network for remote control via smartphone app, allowing temperature adjustments, scheduling, and energy monitoring from anywhere.
7-Day Programmable Schedule
Set different temperature programs for each day of the week to match your lifestyle and maximize energy savings.
Eco Mode
Intelligent energy-saving mode that optimizes operation to reduce power consumption while maintaining comfort levels.
Quiet Operation Mode
Special setting that reduces operating noise for nighttime use or in environments requiring minimal sound disturbance.
Filter Notification
Automatic reminder system that alerts when air filters need cleaning or replacement to maintain optimal air quality and system efficiency.
Operating Modes Explained
Cooling Mode
Standard air conditioning operation for hot weather conditions with adjustable temperature and fan speed settings
Heating Mode
Heat pump operation for cold weather with automatic defrost cycle and temperature maintenance
Dry Mode
Dehumidification function that removes excess moisture while maintaining comfortable room temperature
Fan Only Mode
Circulates air without heating or cooling, with multiple fan speed options for air distribution
Auto Mode
Intelligent mode that automatically selects cooling or heating based on room temperature and set preferences
Energy Save Mode
Optimizes operation to minimize energy consumption while maintaining comfort within a wider temperature range
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Controller not responding | Dead batteries, power loss, communication error | Replace batteries, check power supply, reset controller |
| Display blank or dim | Backlight timeout, power issue, display failure | Press any button, check power connection, contact service |
| Temperature inaccurate | Sensor error, location issues, calibration needed | Relocate controller, recalibrate temperature sensor |
| Wi-Fi connection lost | Network issues, router problems, signal interference | Check router, reconnect to network, reduce interference |
| Buttons not working | Lock mode enabled, malfunction, debris under buttons | Disable lock function, clean controller surface, reset |
| Not communicating with unit | Pairing lost, distance too far, interference | Repair controller to unit, reduce distance, eliminate interference |
Error Codes
- E1: Room temperature sensor error - Check sensor connection
- E2: Communication error - Check wiring or wireless connection
- E3: Power supply error - Check voltage and connections
- E4: Display error - Reset controller or contact service
- E5: Memory error - Perform factory reset
- E6: System compatibility error - Check model compatibility
Manual Downloads
Current Model Manuals
PAR-40MAA
Wireless Wi-Fi Controller
PAR-33MAA
Wired Wall Controller
PAR-F27MEA
Infrared Remote Controller
PAR-FA32MA
Advanced Touch Controller
Popular Previous Models
PAR-21MAA
Basic Wired Controller
PAR-F31MA
Standard Remote Controller
PAR-29MAA
Wireless Controller
PAR-F24MEA
Compact Remote Controller