Fujitsu Split Air Conditioner Installation Manual

The Fujitsu Split Air Conditioner is a high-efficiency cooling system featuring advanced inverter technology, multiple operation modes, remote control functionality, temperature and humidity control, auto-restart, sleep mode, timer functions, air swing control, and comprehensive safety features. Below are key sections for safety precautions, installation procedures, electrical connections, operation guidelines, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Precautions 3. Installation Requirements 4. Specifications 5. Installation Procedures 6. Electrical Connections 7. Operation and Controls 8. Maintenance Guidelines 9. Troubleshooting 10. Warranty Information

Features at a Glance

Key components: Indoor unit, Outdoor unit, Remote controller, Installation accessories, Drain hose, Connection pipes.

FeatureDescription
Inverter TechnologyEnergy-efficient operation with variable compressor speed
Operation ModesCooling, Heating, Dry, Fan, Auto
Remote ControlFull function wireless remote with LCD display
Temperature ControlPrecise temperature setting from 16°C to 30°C
Timer Functions24-hour on/off timer
Air SwingVertical and horizontal air direction control
Auto RestartAutomatic resume after power failure
Sleep ModeEnergy-saving operation during sleep
Filter IndicatorReminder for filter cleaning
Safety FeaturesAuto-defrost, overcurrent protection, compressor protection

Safety Precautions

Read all instructions before installation and operation.

  1. Installation must be performed by qualified personnel only.
  2. Ensure proper electrical grounding and circuit protection.
  3. Maintain adequate clearance around indoor and outdoor units.
  4. Use proper lifting equipment for heavy components.
  5. Follow local electrical codes and regulations.

WARNING! Risk of electric shock. Disconnect power before installation or maintenance. Do not operate without proper grounding.

Installation Requirements

Site preparation and tools needed for installation.

  1. Indoor unit location: Minimum 2.2m ceiling height, away from heat sources.
  2. Outdoor unit location: Well-ventilated area, protected from direct sunlight and rain.
  3. Clearance requirements: 15cm minimum around indoor unit, 30cm around outdoor unit.
  4. Wall strength: Must support unit weight (minimum 100kg capacity).
  5. Drainage: Proper slope for condensate drainage.

CAUTION! Ensure structural integrity of installation surface. Use appropriate mounting hardware.

Specifications

Installation Procedures

Step-by-step installation guide for indoor and outdoor units.

  1. Mount indoor unit: Install mounting plate level on wall, secure with provided screws.
  2. Install outdoor unit: Place on stable surface or mounting brackets, ensure vibration isolation.
  3. Connect refrigerant pipes: Flare connections, apply leak detection solution.
  4. Connect drain hose: Ensure proper slope (minimum 1/100 gradient).
  5. Electrical connections: Follow wiring diagram, ensure proper grounding.
  6. Vacuum and charge: Evacuate system, charge with specified refrigerant amount.
  7. Test operation: Check all functions, verify proper drainage.

WARNING! Use torque wrench for flare nut connections. Do not overtighten.

Electrical Connections

Proper wiring and electrical safety procedures.

  1. Disconnect main power before any electrical work.
  2. Use dedicated circuit with proper circuit breaker (15-20A).
  3. Follow color coding: L1 (Brown), L2 (Black), N (Blue), Ground (Green/Yellow).
  4. Secure all connections with appropriate terminals.
  5. Test insulation resistance before power application.

Tip: Use conduit for outdoor wiring connections. Seal entry points properly.

Operation and Controls

Remote control functions and operational settings.

Remote Control: POWER, MODE, TEMP ▲/▼, FAN SPEED, TIMER, SWING, SLEEP, RESET.

Operation Modes: COOL (temperature setting 18-30°C), HEAT (temperature setting 16-30°C), DRY (automatic humidity control), FAN (3-speed control), AUTO (automatic mode selection). Timer Settings: 24-hour programmable on/off timer. Air Swing: Vertical and horizontal louvers with adjustable positions. Filter Indicator: Lights when filter requires cleaning (approximately 250 hours).

Maintenance Guidelines

Regular maintenance procedures for optimal performance.

  1. Clean air filters every 2 weeks: Remove, wash with water, dry completely.
  2. Clean indoor unit surface: Use soft dry cloth only.
  3. Check drain hose: Ensure clear passage monthly.
  4. Outdoor unit maintenance: Clean heat exchanger annually.
  5. Professional service: Recommended every 12 months for refrigerant check.

CAUTION! Do not use chemical cleaners on plastic surfaces. Do not operate without filters.

Troubleshooting

SymptomPossible CauseCorrective Action
Unit not startingPower supply, remote batteriesCheck circuit breaker, replace remote batteries, ensure power connection
Poor cooling/heatingDirty filters, low refrigerantClean air filters, check for refrigerant leaks, call technician
Water leakageClogged drain, improper slopeClear drain hose, ensure proper drainage slope
Unusual noiseLoose parts, fan obstructionTighten mounting screws, clear fan area of obstructions
Remote not workingBatteries, distance, obstaclesReplace batteries, ensure line of sight, remove obstacles

Reset: Turn off at main power for 5 minutes, then restart.

Service: Contact authorized Fujitsu service center for technical support.

Warranty Information

Fujitsu provides comprehensive warranty coverage: 5 years on compressor, 2 years on parts, 1 year labor. Warranty valid only when installed by authorized technicians. Keep purchase receipt and installation certificate. For warranty claims, contact authorized service centers with model number and installation date.

Fujitsu Split Air Conditioner Installation Manual © - All Rights Reserved 2025