WELDKAR WELDING HELMET
AIRFORCE 980-S TH3PSL
26
2.9 AIR FLOW ALARM TESTING
Disconnect the air hose from the welding helmet, start
the motor unit and block the airflow by putting your
and over the end of the air hose. Keep blocking the
airflow continue blocking the airflow until the alarm
sounds and the motor unit vibrates. If the alarm does
not sound and the motor unit does not rotate,
check the battery and filter element.
Blocking the air flow by hand.
2.10 THE WELDING HELMET
CHECK BEFORE USE
Before using check the following items before using the
welding helmet:
1. Filter p3 assembly
Check whether the p3 filter is suitable for the
application. Also make sure that the p3 filter is
is undamaged, properly assembled and securely
connected to the motor unit.
7. Air hose
Make sure the air hose is undamaged and properly
connected to the motor unit and the welding helmet.
3. Battery
Check that the battery is fully charged and properly
connected to the motor unit.
4. Air flow
Test the air flow according to section 2.8
5. Air flow alarm
Switch on engine unit and check for audible
visual and vibrating alarms according to section 2.9.
6. Face seal
Inspect the face seal and replace it if it is
damaged.
2.11 ATTACHING THE WELDING HELMET
Place the motor unit against the lower back with the
air hose upwards. Fasten the belt around the
waist and adjust to a comfortable fit.
make.
2.12 CLEANING AND STORAGE
2.12.1 CLEANING:
Disconnect the battery, the air hose and the motor unit.
Inspect all parts for damage. Replace
replace all damaged parts before storage or next
use.
1. Motor unit:
Clean the external surfaces of the engine and battery
with a soft with a soft cloth that has been moistened
with a water and a mild, pH-neutral detergent.
cleaning agent. Do not immerse the motor unit or the
battery in water. Do not use solvents or abrasive
cleaners. Do not attempt to clean the interior of the
Do not try to clean the interior of the motor unit with
compressed air or a vacuum. Check that the electrical
contacts of the motor unit and the battery are dry.
2. Air hose:
Clean the connections of the air hose with a water
water and detergent solution. The air hose can be
submerged in water for cleaning. The inside of the air
hose must be completely dried before use or storage.
Let the air hose dried by air or dry it by connecting it
with the motor unit and passing air through the tube to
dry the air to dry the air hose.
3. Particle filter:
Open the filter cover and inspect the filter.
Replace the filter if it is excessively dirty.
2.12.2 STORAGE:
If the welding helmet is not used for a longer remove the
filter and the battery and store them in a clean, dry, cool
place that is free from place that is free from solvent
based vapours. vapours.
2.13 TROUBLESHOOTING
Use the table below to identify possible
possible causes of and corrective measures for
for problems that may occur.
