Standby Electricity Saving; Facility Setting Jumper (Cooling At Low Outdoor Temperature) - Daikin FTXS35K2V1B Service Manual

SiBE041213E
3.3

Standby Electricity Saving

Outline This function turns power supply OFF to the outdoor unit and sets the indoor unit into standby
electricity saving mode, thus reducing the power consumption of the air conditioner.
Detail For 35/50 class models, following procedure is required for turning ON the function.
1. Check that the main power supply is turned OFF. Turn OFF if it has not been turned OFF.
2. Remove the stop valve cover.
3. Disconnect the selective connector for standby electricity saving.
4. Turn ON the main power supply.
Caution Before connecting or disconnecting the selective connector for standby electricity saving, make
sure that the main power supply is turned OFF.
3.4 Facility Setting Jumper (cooling at low outdoor
temperature)
Outline This function is limited only for facilities (the target of air conditioning is equipment (such as
computer)). Never use it in a residence or office (the space where there is a human).
35 Class You can expand the operation range to –15°C by cutting the jumper on the outdoor unit PCB. If
the outdoor temperature falls to –20°C or lower, the operation stops. If the outdoor temperature
rises, the operation starts again.
Tips for Servicing
35 class
1 2 3
Function OFF
(factory set)
50 class
Function OFF
(factory set)
Cut the jumper J4.
S90
1 2 3
Function ON
(R18981)
Function ON
(R18926)
Main PCB
S40
S2
(R18253)
Field Settings
108