Toshiba VN-M1500HE Installation Manual page 14

Air to Air Heat Exchanger
System example
D
Central control One Air to Air
Heat Exchanger
is used.
No. of Air to Air Heat
Multiple
Exchangers
Operation together with the air
conditioners
Remote controller inter-unit
Necessary
wiring
Central control wiring Necessary (Header unit only)
1. Line (system) address Fixed
* The line (system) address is fixed as 31 for the Air to Air Heat Exchanger.
2. Changing the indoor Necessary
unit address
No duplication
No.1 to 4 of SW702
Factory default: 1
No.1 and 2 of SW703
3. Changing the group Necessary
address
Header: ON
No.4 of SW703
(1unit)
Follower: OFF
(the other units)
* Settings of the
header unit
reflect the
indications of
the remote
controller.
4. Fix / Automatic
changeover of the
central control
address
No.3 of SW703
5. Changing the Necessary
terminator
100 Ω: ON
No.1 of SW301
(1 header unit
only)
Checking before turning on Complete the
the power settings of the Air
to Air Heat
Exchanger and
wiring.
Turning on the power Turn on the
breaker of all the
Air to Air Heat
Exchangers.
Central control address Refer to the Installation Manual of the central control device.
setting
25-EN
Installation Manual
Central control system
— —
E
When controlling the air conditioner When controlling the air conditioner
and the Air to Air Heat Exchanger and Air to Air Heat Exchanger
separately together
1 Multiple 1
No Yes
Not necessary Necessary
Not necessary
Not necessary Necessary Not necessary
Factory default: 1 No duplication Factory default: 1
Factory default: 1
Necessary Necessary Not necessary
Header Header: ON Follower: OFF (all units)
(Individual): ON (1unit)
* Settings of the follower unit with
Follower: OFF the smallest indoor unit address
number reflect the indication of the
(the other units)
remote controller.
* Settings of the
header unit
reflect the
indications of
the remote
controller.
Not necessary
Auto: OFF
*Refer to the Installation Manual of the central control device.
Not necessary
OFF
* Adjust settings on the air conditioner.
• Complete the settings of the Air to Air Heat Exchanger and wiring.
• Refer to the Installation Manual of the air conditioner for the settings and
wiring.
Turn on the Air to Air Heat Exchanger first. Refer to the Installation Manual
of the air conditioner for its power supply.
Air to Air Heat Exchanger
– 13 –
Changing the group address, indoor unit address, and central
control address
F
◆ About the switches on the circuit board of the Air to Air Heat Exchanger
Multiple
Changing the indoor unit address
●: ON -: OFF
When there are multiple Air to Air
Heat Exchangers, do not duplicate
the value between No.1 to No.4 of
SW702 and between No.1 and No.2
of SW703. (Factory default: 1)
Necessary
No duplication
Factory default: 1
Indoor unit address switch ( : ON —: OFF)
Address switch number
SW702
1 2 3 4
1 — — — — — — 17 — — — —
2 — — — — — 18
3 — — — — — 19 —
4 — — — — 20
5 — — — — — 21 — —
6 — — — — 22
7 — — — — 23 —
8 — — — 24
9 — — —
10 — —
11 — —
12 —
13 — —
14 —
15 —
16
SW702 SW703
Changing the group address
ON ON
Header (Individual): ON Follower: OFF
ON
• When the system equipped with the Air to Air
Heat Exchanger(s) only is used, set only one
OFF
1 2 3 4 1 2 3 4
unit as the header unit.
• When the system equipped with the Air to Air
Heat Exchanger and air conditioners is
used, be sure to set all the Air to Air Heat
Exchangers as follower units. (Factory
default: Follower)
Changing the central control address
Fixed: ON Auto: OFF
The settings do not need to be adjusted.
(Leave the value OFF.)
Address switch number Address switch number
SW703 SW702 SW703 SW702
1 2 1 2 3 4 1 2 1 2 3
— 33 — — — — —
— — — — 34 — — — —
— — — 35 — — — —
— — — 36 — — —
— — 37 — —
— — — 38 —
— — 39 —
— — 40
— — 25 — — — — 41 — — —
— — 26 — — — 42 — —
— — 27 — — — 43 — —
— — 28 — — 44 —
— — 29 — — — 45 — —
— — 30 — — 46 —
— — 31 — — 47 —
— — 32 — 48
Installation Manual
Address switch number
SW703 SW702 SW703
4 1 2 1 2 3 4 1 2
49 — — — —
50 — — —
51 — — —
52 — —
— — 53 — — —
— — 54 — —
— — 55 — —
— — 56 —
— 57 — — —
— 58 — —
— 59 — —
— 60 —
— 61 — —
— 62 —
— 63 —
— 64
26-EN