Haier T13, Service Manual

Page: 67 / 70

Service manual T13
67
SERVICE TEST
Only service can execute this procedure.
- Power OFF; pressure S/P button.
- Power ON and continue to pressure S/P button at least for 6”.
- When “Service test” is recognized all leds blink for 2” (in T23 also “SP” is visualized on the display)
and Service test starts.
During the first 6” of test, if a failure code is stored in memory, its codification is shown. Also at the end of the test if an
error occurs its error code is visualized.
In model T23 during the service test, “SP” is shown.
* 3lt in T11, T12, T13; 2,5lt in T21.
** 0,5lt in T11, T12, T13; 1lt in T21.
*** In service test the unsuccessful heating failure routine works with reduced time of recognize (first measure at 2’20”,
second measure t 4’20”)
If during the service test, the door is opened, start/pause led blinks (in T12,T13,T21 also “SP” is shown).
If during the service test, the start/pause button is pressed, the program corresponding at the knob position starts.
Service Failure Codes
Coding service failure for T11:
Note: T11 will also include the “coding service failure for T12,T13,T21”.
Step Time Tested Load
0 SP Show code 6'' Before start, the code of last error is visualized (see bolow)
1 SP
Drain 6'' Drain pump.
2 SP Fill (3I/2,5I)*
˜ 1'
Flo meter ; Inlet Valve;
3 SP
Fill + Wash
(0,5/1lt)** Flow meter; Inlet Valve; Pressure Switch;
4 SP Turb.Sensor 30'' Measure of turbidity sensor (only T21)
5 SP Wash 1' Circulation pump; Regeneration Valve; detergent dispenser.
6 SP Wash + Heat *** 5' Heater (PSW); NTC; diverter (position).
7/8 SP
Reg. Valve + Turbo
Fan
1' Regeneration Valve + Turbo Fan (Turbo Fan only T21
9 SP Drain 20'' Drain pump; pressure switch.
10 SP End _ Code error or end led.