Toshiba RAS-10UKV-E Service Manual page 44

CAUTION
• KEEP IMPORTANT 4 POINTS FOR PIPING WORK
(1) Take away dust and moisture (Inside of the connecting pipes.)
(2) Tight connection (between pipes and unit)
(3) Evacuate the air in the connecting pipes using VACUUM PUMP.
(4) Check gas leak (connected points)
Packed Valve Handling Precautions
• Open the valve stem all the way out; but do not try to open it beyond
the stopper.
• Securely tighten the valve stem cap with torque in the following table:
Gas side 33 to 42 N·m
(∅9.52 mm) (3.3 to 4.2 kgf·m)
Liquid side 14 to 18 N·m
(∅6.35 mm) (1.4 to 1.8 kgf·m)
14 to 18 N·m
Service port
(1.4 to 1.8 kgf·m)
9-3-4. Wiring Connection
1. Remove the electric parts cover from the outdoor unit.
2. Connect the connecting cable to the terminal as identified with their
respective matched numbers on the terminal block of indoor and
outdoor unit.
3. When connecting the connecting cable to the outdoor unit terminal,
make a loop as shown installation diagram of indoor and outdoor unit,
to prevent water coming in the outdoor unit.
4. Insulate the unused cords (conductors) with water coming in the
outdoor unit. Process them so that they do not touch any electrical or
metal parts.
Stripping length of connecting cable
Terminal block
30
power Earth line
Connecting
cord
Connecting
cable
cable
Fig. 9-3-9
Model
Power source
Maximum running current
Installation fuse rating
Power cord
CAUTION
• Wrong wiring connection may cause some electrical parts burn out.
• Be sure to comply with local codes on running the wire from
outdoor unit to indoor unit. (Size of wire and wiring method etc.)
• Every wire must be connected firmly.
• This installation fuse (25A D type
the power supply line of this air conditioner.
• If incorrect or incomplete wiring is carried out, it will cause an
ignition or smoke.
• Prepare the power supply for exclusive use with the air conditioner.
• This product can be connected to the mains.
Connection to fixed wiring: A switch which disconnects all poles
and has a contact separation of at least
3 mm must be incorporated in the fixed wiring.
NOTE : Connecting cable
• Wire type : More than H07RN-F or 245IEC66 (1.0 mm
Hexagonal wrench
is required.
Fig. 9-3-8
10
1 2 3 10 L N
10 10
40
30
Earth line
power cord
RAS-10UKV-E RAS-13UKV-E
50/60Hz, 220-240V Single phase
8A 11A
25A
25A
(D type
H07RN-F or 245IEC66
2
(1.5 mm or more)
) must be used for
2
or more)
9-3-5. Gas Leak Test
Electric parts cover
Check places for
outdoor unit
• Check the flare nut connections for the gas leak with a gas leak
detector or soap water.
9-3-6. Test Operation
To switch the TEST RUN (COOL) mode, press TEMPORARY button for
10 sec.
(The beeper will make a short beep.)
TEMPORARY button
40
9-3-7. Auto Restart Setting
This product is designed so that, after a power failure, it can restart
automatically in the same operating mode as before the power failure.
Information
The product was shipped with Auto Restart function in the off position.
Turn it on as required.
)
How to Set the Auto Restart
• Press and hold down the TEMPORARY button for about 3 seconds.
After 3 seconds, the electronic beeper makes three short beeps to tell
you the Auto Restart has been selected.
• To cancel the Auto Restart, follow the steps described in the section
Auto Restart Function of the Owner's Manual.
– 43 –
FILE NO. SVM-02007
Check places for
indoor unit
Valve cover
Fig. 9-3-10
TEMPORARY button
Fig. 9-3-11