3M Versaflo TR-300 Instrukcja rozwiązywania problemów
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Trouble Shooting
Guide
3M™ Versaflo™ TR-300 Powered Air Purifying Respirator (PAPR) Assemblies
Published: December, 2011
Replaces all previously issued until superseded
The following table is intended to help the user troubleshoot certain situations that may occur with the 3M
Versaflo™ TR-300 Powered Air Purifying Respirator Assemblies. If you cannot identify your problem in the
chart below, please consult your supervisor or contact 3M Technical Service. There are no user serviceable
parts in the TR-300 motor/blower or battery packs. For additional assistance with the TR-300 PAPR or the TR-
300 batteries and chargers consult their User Instructions. Also see 3M Technical Data Bulletin #178 –
Maintenance and Care of 3M Powered Air Purifying Respirator Battery Packs.
Probable Cause Possible Solutions
Fault/Problem
Low airflow alarm (audible and
fan LED flashing).
Motor/blower battery alarm
(audible and battery LED)
sounds and flashes.
All alarms on blower unit flash
and sound simultaneously.
No airflow, no alarm(s),
motor/blower does not start.
Airflow indicator shows proper
airflow, no alarm but user
perceives lower flow than
expected.
.
Possible Cause
1) Filter is fully loaded with
particles.
2) Breathing tube is
blocked.
3) Air inlet is covered.
1) Low battery charge
(voltage).
2) Battery not properly
installed.
3) Battery temperature too
hot (greater than 140ºF or
55ºC).
4) Battery not recognized by
the turbo.
1) Software system
malfunction.
2) Motor/fan not turning due
to obstruction.
3) Damaged motor.
1) Battery contact is
obstructed or damaged.
2) Battery is completely
discharged.
3) Damaged circuit board.
4) Damaged motor.
1) If S-600, S-700 or S-800
Series hoods or M-series
headgear is used, airflow
distribution setting may
not be optimized for user
TR-300 PAPR Trouble Shooting Guide
Possible Solutions
1) Change high efficiency (HE) filter and prefilter or
spark arrestor/prefilter
2) Check and remove blockage or obstruction.
3) Check air inlet and remove obstruction.
1) Recharge the battery pack.
2) Remove and reinstall battery.
3) Bring to cooler environment and allow battery pack
to cool.
4) Check that correct 3M battery is used. Remove
and reinstall battery.
1) Power down (turn off) motor/blower to clear
alarms. If unit does not reset contact 3M
Technical Service.
2) Remove filter and check for obstruction in the fan.
3) Replace turbo or contact 3M Technical Service.
1) Check that the battery contact on both the battery
and turbo is clean and that the pins are not bent or
broken. Replace battery pack if contact is
damaged. Replace turbo if the pins are bent,
broken, or otherwise damaged.
2) Fully charge the battery pack.
3) Contact 3M Technical Service.
4) Contact 3M Technical Service.
1) Adjust headgear airflow to optimal setting for users
comfort. Consult the User Instructions for the
specific headgear used.
Page 1 of 4
TM
if used.