Checking The Ptt Switch - SELVA MARINE Grey Whale 200 EFI Service Manual

BRKT
2. Connect the positive battery lead to the
light green (Lg) lead, and the negative
battery lead to the terminal 4 as shown,
and then check the PTT relay for continu-
ity. Replace the PTT relay if out of speci-
fication.
G/W G
3
2
PTT relay continuity
Terminal 1 – Terminal 3
Terminal 1 – Terminal 2
Terminal 2 – Terminal 3
3. Connect the positive battery lead to the
sky blue (Sb) lead, and the negative bat-
tery lead to the terminal 4 as shown,
and then check the PTT relay for continu-
ity. Replace the PTT relay if out of speci-
fication.
G/W G
3
2
7-59
Bracket unit
Lg Sb
Lg
Sb
1
4
S6AL7990
Continuity
No continuity
Lg
Sb
Lg
Sb
1
4
S6AL7A00
PTT relay continuity
Terminal 2 – Terminal 3
Terminal 1 – Terminal 2
Terminal 1 – Terminal 3

Checking the PTT switch

1. Check the PTT switch for continuity.
Replace the PTT switch if out of specifi-
cation.
Switch Sky blue
position (Sb)
Up
Free
Down
Continuity
No continuity
Lead color
Light green
Red (R)
(Lg)
6AL3J11