Toshiba MMU-AP0091H service manual Installation, Maintenance

3-11. Installation

Installation location

WARNING

•Select a location for installation that will be able to safely support the weight of the unit.

If the installation location is not strong enough to support the unit and the unit falls, injury could result.

3-12. Maintenance

Cleaning of air filter

•When [FILTER] is displayed on the remote controller, its is time to check and if necessary clean the filter.

•Clogging of air filter decreases the cooling/heating effect.

CAUTION

•Do not install the unit in a location where combustible gases could conceivably leak.

Leaking gases that accumulate in the vicinity of the unit could be ignited by the unit.

REQUIREMENT

•A location that permits the level installation of the unit

•A location that provides enough space to service the unit safely

•A location where water draining from the unit will not pose a problem

Avoid the following types of locations :

FILTER display

Notifies that it is time to clean the air filter.

FILTER reset

Push the FILTER switch after cleaning. The “FILTER” display will disappear.

			CODE No.
SET DATA SETTING TEST
	UNIT No.
H	R.C.	No.
TEMP.			ON / OFF
	TIMER SET	FAN	MODE
	TIME	SWING/FIX	VENT
FILTER
RESET TEST	SET CL	UNIT

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•Locations where salt is present in large amounts (seaside areas), or where sulfuric gases are present in large amounts (hot springs areas)

(If the unit is to be used in such areas, special maintenance is necessary.)

•Locations that generate oils (including machine oils), steam, oily smoke, or corrosive gases

•Locations where organic solvents are used

•Locations in the vicinity of equipment that generates high frequency signals

•Locations where the outdoor unit will blow in the direction of a neighbor's window

•Locations where the noise of the outdoor unit will pose a problem

•Locations with poor air circulation

Electric wiring

WARNING

Ensure that the unit is correctly earthed.

Grounding is necessary. If earthing is incomplete, an electric shock may be caused.

CAUTION

Check that the circuit breaker is fitted.

Attaching a earth leakage breaker is necessary. Otherwise, an electric shock may be caused.

Make sure that the correct capacity Fuses are used.

Using wire or copper wire may cause a fire or unit fault.

Ensure that the power supply to the unit is exclusive and is the correct rated voltage.

To disconnect the appliance from the main power supply.

This appliance must be connected to the main power supply by means of a circuit breaker or a switch with a contact separation of at least 3mm.

WARNING

Be sure to turn off the main power supply prior to any maintenance.

•Please do not intend to do the daily maintenance and/or Air Filter cleaning by yourself.

Cleaning of the air filter and other parts of the unit involves dangerous work in high places, so be sure to have a qualified service person do it. Do not attempt it by yourself.

Daily maintenance

•For daily maintenance including Air Filter cleaning, please use qualified service personnel, particularly for the following models;

4-way Air Discharge Cassette Type	Concealed Duct Type	Under Ceiling Type
2-way Air Discharge Cassette Type	Slim Duct Type
1-way Air Discharge Cassette Type	Concealed Duct, High Static Pressure Type
NO GOOD		NO GOOD

NO GOOD

2-way Air Discharge	4-way Air Discharge	1-way Air Discharge
Cassette Type	Cassette Type	Cassette Type

	NO GOOD	NO GOOD
NO GOOD		NO GOOD
Concealed Duct Type	Under Ceiling TypeSlim Duct TypeConcealed Duct,
		High Static Pressure Type