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General| Brand | Electra |
|---|---|
| Model | WMZ Series |
| Category | Air Conditioner |
| Language | English |
Details the WMZ split wall mounted range, including cooling only and heat pump models.
Highlights key features like R22/R407C compatibility, microprocessor control, and low noise operation.
Describes the casing, fan, coil, flaps, and control box of the indoor unit.
Outlines the available air filters: pre-filters, electrostatic, and active carbon filters.
Explains the microprocessor indoor controller and infrared remote control.
Details the outdoor unit installation, construction, and components like compressor and fan.
Information on flare type interconnecting tubing requirements.
Covers optional accessories like the All Season Kit and inbox documentation.
Table showing compatible indoor and outdoor units for R407C/R22.
Detailed specifications for WMZ-7/GCZ-7 models using R407C refrigerant.
Detailed specifications for WMZ-7/GCZ-7 models using R22 refrigerant.
Defines standard conditions for cooling and heating as per ISO and EN standards.
Specifies indoor and outdoor operating limits for R407C units in cooling and heating.
Specifies indoor and outdoor operating limits for R22 units in cooling and heating.
Provides dimensional drawings for WMZ 7, 9, 12 and WMZ 17, 22 indoor units.
Shows dimensional drawings for GCZ 7, 9, 12, 17, and 22 outdoor units.
Detailed cooling and heating performance data for various models (WMZ 7-22).
Factors to adjust performance based on refrigerant pipe length for cooling and heating.
Graphical data showing suction and discharge pressures versus outdoor temperature.
Illustrates sound pressure measurement methods for different unit types.
Presents NC (Noise Criteria) curves for indoor units WMZ 7 and WMZ 9.
Provides SPL and SPW (dB(A)) values for outdoor units across different models.
Shows NC curves for outdoor units in cooling and heating modes.
Details power supply, current, circuit breaker, and wiring for single-phase units.
Wiring diagrams for WMZ 7, 9, 12 and WMZ 17, 22 indoor units.
Wiring diagrams for GCZ 7, 9, 12, 17 and GCZ 22 outdoor units.
Illustrates the electrical connection diagram between indoor and outdoor units.
Shows refrigeration cycle diagrams for heat pump models in cooling and heating modes.
Illustrates the refrigeration cycle for cooling-only models.
Details tubing sizes, torque values, and component identification for connections.
Guidance on installing oil traps based on unit installation height.
Overview of the electronic control system and its jumper settings for different groups.
Explanation of system abbreviations and identification of main PCB components.
Details on compressor, fan, heating element, and thermistor operations and protections.
Covers general cooling, cooling with autofan, and auto cooling modes.
Explains heating modes, IF operating rules, HE operation, and temperature compensation.
Details automatic cooling/heating, dry mode operations, and system protections.
Explains timer functions, forced operation, and sleep mode adjustments and timing.
Covers controller self-tests via jumper or remote, and unit indicators/controls.
Details the clock random delay feature and its activation logic.
Lists common symptoms, probable causes, and corrective actions for unit malfunctions.
Provides exploded views and part lists for WMZ indoor units (7, 9, 12, 17, 22).
Provides exploded views and part lists for GCZ outdoor units (7, 9, 12, 17, 22).
Details the installation of the All Season Kit for low-temperature cooling operation.
References to the Installation and Operation Manuals for WMZ 7, 9, 12 and 17, 22.
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