Daikin EWAP460MBYN [258/452] Pumpdown

Functional Control for a Standalone Unit ESIE05-07

2–62 Part 2 – Functional Description

2.19 Pumpdown

How to access To enter the pump-down menu

Controller To execute a pump down follow instructions on screens.

Screen 1

Screen 2

Screen 3

The compressor will execute 3 pump-down cycles. See upper line in controller screen 'PUMPDOWN

BUSY123' (compressor stops at LP<0.2bar and starts again at LP>0.2bar).

Built-in display Remote terminal

1 Go to the second screen of the user

password menu ("change password")

1 Go to the second screen of the user

password menu.

2 Press Enter Key and Menu Key at the same

time and hold them for 5 seconds.

3 Press Enter Key and Menu Key at the same

time and hold them for 5 seconds.

Line n° Display Description Possible settings

1 CIRCUIT 1(2) : Displays circuit to pump

down. (Select between C1

or C2 )

PUMPDOWN

2 CLOSE LIQUIDE LINE

3stop valve

4 (ENTER WHEN READY)

Line n° Display Description Possible settings

1_PUMPDOWN

2 PUT UNIT 'ON' TO

3START PUMPDOWN

4 PROCEDURE

Line n° Display Description Possible settings

1 _PUMPDOWN BUSY Number indicate the

number of start-up cycles

of the compressor

1 2 3

2 CLOSE THE DIS-

CHARGE

3 STOPV.IF PUMPDOWN

4 FINISHED LP: Displays the low pressure bar

ESIE05-07.book Page 62 Wednesday, October 11, 2006 10:42 AM