Sanyo ECO-i AHX0752 Technical Data Manual page 65

2. Wireless Remote Controller
(1) To assign the wired remote controller as the sub unit,
locate the address connector at the rear of the wired
remote controller PCB and disconnect it. Reconnect it to
the sub unit position.
(2) To assign the wireless remote controller as the sub unit,
locate the dip switch [S003] on the wireless receiver unit
PCB. Set the No. 3 switch to the ON position.
When 1 indoor unit is operated with 2 remote controllers:
(The indoor unit runs according to which of the remote controllers is assigned as the main or sub unit.)
Wireless remote
controller kit
* (main)
(optional)
Receiver unit CN1
1 2
Remote controller
terminal board
Indoor
unit
Ground
When several groups of indoor units are operated with 2 remote controllers:
(The remote controller (main or sub unit) can operate with any indoor unit.)
Wireless remote
controller kit
(Main)
*
Receiver (optional)
CN1
unit
1 2
Remote controller
terminal board
Indoor
unit No.1
Ground
2-5. How to use the Test Run Setting
1. Set DIP switch [S003] No. 1 on the wireless receiver unit
PCB from OFF to ON.
2. All indicator lamps in the display section blink during test
run operation.
3. No temperature control is available during the test run.
4. After the test run, be sure to reset DIP switch No. 1 back
to the OFF position and check that no indicator lamps
are blinking. Then remount and attach the PCB cover as
before.
NOTE
To avoid placing excessive operating load on the equipment,
use this function only when conducting the test run.
Wired remote
controller
(sub)
*
(optional)
1 2
Remote control wiring (field supply)
Wired remote
controller
Remote control
(Sub)
*
wiring among the
(optional)
control groups
(field supply)
1 2
Indoor Indoor
unit No.2 unit No.3
Ground Ground Ground
Use field wiring cables with a
*
cross-sectional area of at least
AWG#20 to AWG#14
* The maximum total length of
crossover cables must be no
longer than 1320 ft.
Use field wiring cables with a
*
cross-sectional area of at least
AWG#20 to AWG#14
* The maximum total length of
crossover cables must be no
longer than 660 ft.
Indoor
unit No.4
Fi g . 3-5
Receiver unit
cover
3-11
Control of W-3WAY ECO-i SYSTEM
S003
Bit 1: OFF ON
ON
Receiver PCB
Adjustable
corner cap
Fig. 3-6
1
2
3
4
5
6
7
8