Troubleshooting
Problem
Cause
Solution
Green power indicator lamp on
the tester does not come ON.
1. Poor power supply cable
connection.
2. Battery providing power is too
weak.
1. Secure the connection at positive
terminal and chassis ground.
2. Verify battery is in good condition
and fully charged.
Tester is ON, but there is no
vapor or air coming out of the
hose.
1. Poor power supply cable
connection.
2. Battery providing power is too
weak.
3. Insufficient supply of shop air,
nitrogen, or CO2.
4. Too much oil has condensed
inside vapor supply hose.
1. Secure the connection at positive
terminal and chassis ground.
2. Verify battery is in good condition
and fully charged.
3. Verify shop air, nitrogen, or CO2,
input pressure is between 50 psi and
175 psi / 3.4 and 12 bar. (100 psi / 7
bar is recommended.)
4. Drain oil from supply hose.
Diagnostic Lights
The LeakTamer has two diagnostic lights on the control panel that indicate whether the tester is working
correctly. The following table describes the tester’s trouble codes.
Interval
Probable Cause
√
Constant ON
Sufficient battery power
√
Blinks every one (1) second
Insufficient battery power
√
√
Blink simultaneously every one (1) second
Bad ground or bad power connection at vapor canister
√
√
Blink simultaneously @ four (4) blinks per second
Bad ground at vapor canister or open heating circuit
√
√
Blink alternately @ one (1) blink per second
Bad ground or circuit board failure
j
j
If circuit board failure occurs, first try disconnecting power to the unit for 10 seconds, then reconnect power. If this failure
code occurs a second time during operation, disconnect the tester and contact Tech Support.
Diagnostic Lights
Green
Red
Troubleshooting
OTC puts everything within reach.
Learn more about automotive tools we have.
