RELAY

T-17prose procedure

TIMER AND BUZZER UNIT

NOTE

While performing the following tests, apply 12V to terminal i and ground terminal j.

1
Apply 12V to terminal h and ground terminal c, and check if the buzzer sounds.
05U0TX-022
2
If the buzzer does not sound, replace the timer and buzzer unit.

Terminal 12V	Terminal Ground	Buzzer sounds
h	c	Yes

Terminal Groundc

Buzzer soundsYes

1
Apply 12V to terminals f and h and ground terminal d, and check if the buzzer sounds for approx. 6 sec.
05U0TX-023
2
If not as specified, replace the timer and buzzer unit.

Terminal 12V	Terminal Ground	Buzzer sounds
f and h	d	Approx. 6 sec.

f and h

Terminal Groundd

Buzzer soundsApprox. 6 sec.

1
Connect a test light (1.4W) between terminals i and f.
05U0TX-024
2
Ground terminal d, and check that the test light illuminates for Approx. 6 sec.
3
If not as specified, replace the timer and buzzer unit.

Terminal	Test light illuminates
Test light between i and f / d grounded	Approx. 6 sec.

Test light between i and f / d grounded

Test light illuminatesApprox. 6 sec.