English
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10-7 Two remote controllers control (Controlling 1 indoor unit by 2 remote controllers)
•
When using 2 remote controllers, one must be set to “MAIN” and the other to “SUB”.
MAIN/SUB CHANGEOVER
(1)
Insert a
screwdriver into the recess between the upper and lower part of remote controller and, work-
ing from the 2 positions, pry off the upper part. (The remote controller PC board is attached to the upper
part of remote controller.)
(Refer to Fig. 32)
(2)
Turn the
main/sub changeover
switch on one of the two remote controller PC boards to “S”. (Leave the
switch of the other remote controller set to “M”.)
(Refer to Fig. 33)
Wiring Method
(See “9.ELECTRIC WIRING WORK” on page16.)
(3)
Remove the control box lid
(4) Add remote controller 2 to the remote control terminal block (P
1
, P
2
) in the control box.
(There is no polarity.)
(Refer to Fig. 26 on page 15 and Table 3 on page 16)
NOTE
When combining with a simultaneous operation multi-type, be sure only to connect the wiring to the master
unit.
11. TEST OPERATION
(1) Make sure the control box lids are closed on the indoor and outdoor units.
(2) Refer to the section of “FOR THE FOLLOWING ITEMS, TAKE SPECIAL CARE DURING CONSTRUC-
TION AND CHECK AFTER INSTALLATION IS FINISHED.” on page 4.
•
After finishing the construction of refrigerant piping, drain piping, and electric wiring, conduct test operation
accordingly to protect the unit.
11-1 TEST OPERATION
1.
Open the gas side stop valve.
2.
Open the liquid side stop valve.
3.
Electrify crank case heater for 6 hours. (Not required in case of a unit exclusively designed for cooling only)
4.
Set to cooling operation with the remote controller and start operation by pushing ON/OFF button (
).
5.
Press INSPECTION/TEST OPERATION button 4 times (
) (2 times for wireless remote controller) and
operate at Test Operation mode for 3 minutes.
6.
Push AIR FLOW DIRECTION ADJUST button (
) to make sure the unit is in operation.
7.
Press INSPECTION/TEST OPERATION button (
) and operate normally.
8.
Confirm function of unit according to the operation manual.
S
M
S
S
M
Remote
controller
PC board
(Factory setting)
(Only one remote
controller needs
to be changed if
factory settings
have remained
untouched.)
Upper part of
remote controller
Lower part of
remote controller
Insert the screwdriver
here and gently work
off the upper part of
remote controller.
Fig. 32
Fig. 33
TEST
TEST
01_EN_3PN06588-4M.fm Page 21 Monday, December 19, 2011 7:04 PM