Daikin ERQ Series Service Manual page 134

ESiEN09-06 A
Using dip switches on the PC board enables field setting shown below. However, make no
changes of factory settings except for DS1-1.
DS1-1
DS1-2
~DS1-4
DS2-1
Setting at replacement by spare PC board
Caution
DIP switch Setting after changing the main P.C.Board(A1P) to spare parts P.C.B.
After the replacement by the spare PC board, be sure to make settings shown below.
When you change the main P.C.Board(A1P) to spare parts P.C.B., please carry out the following
setting.
DS No.
DS1-1 Cool/Heat change
DS1-2 Power supply
DS1-3 Cooling only/Heat-
DS1-4 Unit allocation
DS2-1
DS2-2 Model setting
DS2-3
DS2-4
If the DS1-1~1-4, DS2-2~2-4 setting has not been carried out, error code "UA" are displayed
and unit can not be operated.
Refer "DS1-1~4, DS2-1~4 setting detail" on next page.
Test Operation
Setting by dip switches
Dipswitch
No. Setting
ON
OFF (Factory set)
ON
OFF (Factory set)
ON
~4
OFF (Factory set)
Initial conditions of dip switches
Item
over setting
setting of spare
specification
setting of spare
pump setting
setting of spare
setting
setting of spare
Setting item
Cool / Heat select Used to set cool / heat select by Cool/Heat selector
equipped with outdoor unit.
Not used Do not change the factory settings.
Not used Do not change the factory settings.
ON
OFF
1 2 3 4
DIP Switch Detail
COOL/HEAT setting is made with the use of a
ON
Cool/Heat selector mounted to the outdoor unit.
OFF (Factory COOL/HEAT setting is not made with the use of a
Cool/Heat selector mounted to the outdoor unit.
PC board)
ON 200V class (220V)
OFF (Factory 400V class (380V)
PC board)
ON Cooling only setting
OFF (Factory Heat pump setting
PC board)
ON Make the following settings according to allocation of
unit. (All models are set to OFF at factory.)
DS1-4
OFF (Factory
DS2-1
PC board)
Make the following settings according to models of outdoor units.
(All models are set to OFF at factory.)
ERQ 125 ERQ 200
DS2-2 OFF OFF
DS2-3 OFF ON
DS2-4 OFF OFF
Description
ON
OFF
1 2 3 4
DS1 DS2
Contents
Domestic Overseas
Japan General
OFF OFF
OFF ON
ERQ 250
ON
ON
OFF
Field Setting
Europe
ON
OFF
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