Kirby 5 Air Conditioner User Manual


 
17
KMACS 5 MANUAL
© 2003 KMDSI Document # 041112001
Section 4.0
Trouble Shooting the KMACS 5 System
4.1 GENERAL
The KMACS 5 is an extremely simple system which should not malfunction if the instructions in this manual
are followed. Most problems encountered in using the system can be easily remedied. The following informa-
tion covers the common operating difficulties.
4.2 NO COMMUNICATIONS
Probable Cause(s)
a)Communication power not on.
b) Communications incorrectly
hooked up.
c) Communications not hooked up.
Battery low or dead.
Terminals covered with corro-
sion.
Headset not working
Short in internal wiring.
Break in diver’s communication
wire.
Break in splice at waterproof
connector or failure of connector.
Test with VOM.
a) One wire in cable is broken
b) Microphone/earphones dead.
Communicator not functional.
Symptoms
1) No sound at either KMACS 5 or
diver’s mask.
2) Battery indicator does not re-
spond.
3) Communications weak or broken
up.
4) Communications will not work
with headset but works otherwise.
5) Communications interrupted
when umbilical is moved.
6) Communications interrupted
when waterproof connector is
moved.
7) Satisfactory communications
through one earphone or micro-
phone only (4 wire mode).
8) No sound at either KMACS 5
or mask.
Remedy
Activate switch and adjust volume.
Switch terminal wires.
Plug into terminals.
Charge or replace battery, or
bypass battery with external power.
Clean Terminals with wire brush to
bright shiny metal.
Replace headset.
Return to factory for repair
Splice wire if damage is minor. Re-
place wire if damage is major.
Replace splice or connector.
Stack connectors in microphone
terminals. Communications works
in two wire mode.
Replace microphone/earphones.
Return to factory for repair after
verifying no cure by following
above procedures.