En-20
9.4. IR Receiver Unit (Optional parts)
Connection method
• Connection terminals
Receiver unit
terminal (CN13)
• Wiring arrangement
Cable-tie (Medium/Accessories)
Bind with this cable.
• Use 7 pins for receiver unit cable.
• At fi rst, connect the receiver unit cable to the Receiver unit terminal (CN13).
9.5. Auto louver grille (Optional parts)
Connection method
• Connection terminal and jumper wires
Auto louver grille
terminal (CN11)
JM3
JM2
JM1
Jumper wires
• Cut Jumper wire JM2
• Wiring arrangement
Cable-tie (Medium/Accessories)
Bushing (Accessory of optional parts)
Bind with this cable.
Auto louver grille cable
Bushing (Accessory
of optional parts)
Cable-tie (Medium/Accessories)
Opening this
knockout hole
9.6. Optional parts cable binding
Auto louver
grille cable
Remote controller
cable
Other optional
parts cables
Power supply
cable
Avoid touching the
ceiling with the wiring.
* Use an accessory of indoor unit or optional parts for Cable-tie.
** Use an accessory of optional parts for bushing.
Ceiling
Avoid covering the air
inlet with the wirings.
Cable-tie*
Air inlet
Cable-tie*
Knockout hole
Bushing**
• Do not bind the power supply cable and other cables together.
CAUTION
To protect the cable insulation after opening a knockout hole, remove any burrs from
the edge of the hole.
10. CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the operating manual:
(1) Starting and stopping method, operation switching, temperature adjustment, timer, air
fl ow switching, and other remote controller operations.
(
2) Air fi lter removal and cleaning, and how to use the air louvers.
(3) Give the operating and installation manuals to the customer.
(4) If the signal code is changed, explain to the customer how it changed (the system
returns to signal code A when the batteries in the remote controller are replaced).
*(4) is applicable to using wireless remote controller.
11. ERROR CODES
If you use a wired type remote controller, error codes will appear on the remote control-
ler display. If you use a wireless remote controller, the lamps on the IR receiver unit will
output error codes by way of blinking patterns. See the lamp blinking patterns and error
codes in the table below. An error display is displayed only during operation.
Error display
Wired
remote con-
troller Error
code
Description
OPERATION
lamp (green)
TIMER
lamp
(orange)
ECONOMY
lamp
(green)
●
(1)
●
(1)
◊
Serial communication error
●
(1)
●
(2)
◊
Wired remote controller
communication error
●
(1)
●
(5)
◊
Check run unfi nished
9374342235-02_IM.indb 20
4/2/2012 2:36:43 PM
AMP Air Conditioning
www.ampair.co.uk | [email protected]
