Toshiba RAV-RM301SDT-E Service Manual page 8

If, in the course of carrying out repairs, it becomes absolutely necessary to check out the electrical parts
with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor
unit removed in order to find out exactly where the trouble lies, wear insulated heat-resistant gloves,
insulated boots and insulated work overalls, and take care to avoid touching any live parts. You may receive
Stay on
an electric shock if you fail to heed this warning.
protection
Only qualified service person (
Before troubleshooting or repair work, check the earth wire is connected to the earth terminals of the main
unit, otherwise an electric shock is caused when a leak occurs. If the earth wire is not correctly connected,
contact an electric engineer for rework.
After completing the repair or relocation work, check that the earth wires are connected properly.
Check earth
Be sure to connect earth wire. (Grounding work) Incomplete grounding causes an electric shock.
wires.
Do not connect earth wires to gas pipes, water pipes, and lightning rods or earth wires for telephone wires.
Do not modify the products. Do not also disassemble or modify the parts.
It may cause a fire, electric shock or injury.
Prohibition of
modification.
When any of the electrical parts are to be replaced, ensure that the replacement parts satisfy the
specifications given in the Service Manual (or use the parts contained on the parts list in the
Service Manual). Use of any parts which do not satisfy the required specifications may give rise to electric
shocks, smoking and/or a fire.
Use
Replace components only with parts specified by the manufacturer. Other parts may result in the ignition of
specified
refrigerant in the atmosphere from a leak.
parts.
If, in the course of carrying out repairs, it becomes absolutely necessary to check out the electrical parts
with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor
unit removed in order to find out exactly where the trouble lies, place
Keep out signs around the work site before proceeding. Third-party individuals may enter the work site and
Do not bring
receive electric shocks if this warning is not heeded.
a child close
to the
equipment.
Connect the cut-off lead wires with crimp contact, etc., put the closed end side upward and then apply a
water-cut method, otherwise a leak or production of fire is caused at the users' side.
Under no circumstances, the power supply wire or the indoor and outdoor connecting wire must not be
connected in the middle (Connection using a solder less terminal etc.)
Insulating
Connection trouble in the places where the wire is connected in the middle may give rise to smoking and/or
measures
a fire.
When performing repairs using a gas burner, replace the refrigerant with nitrogen gas because the oil that
coats the pipes may otherwise burn.
When repairing the refrigerating cycle, take the following measures.
1) Be attentive to fire around the cycle.
When using a gas stove, etc., be sure to put out fire before work; otherwise the oil mixed with refrigerant
gas may catch fire.
No fire 2) Do not use a welder in the closed room.
When using it without ventilation, carbon monoxide poisoning may be caused.
3) Do not bring inflammables close to the refrigerant cycle, otherwise fire of the welder may catch the
inflammables.
∗
1) is allowed to do this kind of work.
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