Troubleshooting - 3M Versaflo TR-300 User Instructions

Versafl o™ Speedglas™
TR-300 TR-300-SG*
PAPR Part # PAPR Part #
Filters
NA TR-3710N-SG-2 HE Filter (2 per case)
TR-3710N-5 TR-3710N-SG-5 HE Filter (5 per case)
TR-3710N-40 TR-3710N-SG-40 HE Filter (40 per case)
NA TR-3810N-SG-2 HE/Nuisance OV Filter (2 per case)
TR-3810-5 TR-3810N-SG-5 HE/Nuisance OV Filter (5 per case)
Replacement Parts & Additional Accessories
TR-301N TR-301N Replacement Blower for TR-300 PAPR
TR-370 TR-370-SG Filter Cover
TR-970 TR-970 Airfl ow Indication
TR-3600 NA Prefi lter – for use with selected 3M™ hoods and
headtops.
TR-362 TR-362-SG Spark Arrestor/Prefi lter – for use with selected 3M™
headgear and Speedglas™ welding headgear
TR-329 TR-329 Suspenders
TR-941N TR-941N Replacement Power Supply, Single Station
TR-944N TR-944N Replacement Power Supply and base, 4-Station
BT-922 NA Breathing Tube Cover
BT-926 BT-926 High Temperature Breathing Tube Cover
NA TR-3715-SG High Effi ciency Starter Kit #1 (2 HE fi lters, 2 spark
arrestor/prefi lter)
NA TR-3815-SG High Effi ciency Starter Kit #2 (2 HE/Nuisance OV fi lters,
spark arrestor/prefi lter)
*
Catalog number only. Approved under the 3M™ Versafl o™ model number.
TR-3600
TR-329
TR-301N
TR-362
BPK-01
TR-3710N,
TR-3810N
TR-302N
TR-370
Description
TR-970
TR-325
TR-326
TR-327
TR-332
TR-330
TR-341N
TR-344N
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TROUBLESHOOTING

Use the table below to help identify possible causes and corrective action for problems you may
experience. There are no user serviceable parts inside the TR-300 PAPR Assembly. The motor
blower unit should not be opened to attempt repair or for any other reason. Consult the TR-300
Trouble Shooting Guide or Contact 3M Technical Service to help identify additional possible causes and
corrective actions for other problems you may experience.
Fault Possible Cause(s)
All LEDs fl ash and 1) System software malfunction.
alarm
Low airfl ow alarm 1) Breathing tube is blocked.
(audible and/or 2) Air Inlet is covered.
LED fl ashing). 3) Filter is fully loaded with
particles.
Bottom bar of 1) Low battery voltage.
2) Battery pack not properly
battery pack
installed.
indicator fl ashes;
3) Battery pack past service life.
battery alarm
4) Battery pack temperature too
sounds.
hot > 140ºF (> 60ºC).
No airfl ow, no 1) Battery pack contact on battery
pack is damaged.
alarm(s).
2) Battery pack is completely
discharged (no charge).
3) Damaged circuit board.
4) Damaged motor.
Low airfl ow as 1) Damaged circuit board.
indicated by fl ow 2) Damaged motor.
meter but no 3) Flow indicator not held in
alarm(s). vertical position.
User detects 1) Incorrect respirator for
odor or taste of
application and /or environment.
contaminants or
feels eye or throat
irritation.
Battery pack's 1) Inadequate charging.
charge lasts less 2) HE fi lter is loaded with particles,
than expected. making the motor run harder.
3) Battery pack reaching end of
service life.
The motor runs 1) The HE fi lter is loaded with
"faster than particles.
normal".
Possible Solution(s)
1) To clear the alarm, power down
motor/blower unit and remove the
battery pack. Allow unit to sit for
several minutes before reconnecting
battery pack and turning the unit
back on. If unit does not reset,
contact 3M Technical Service.
1) Check & remove blockage or
obstruction.
2) Check air fi lter & remove obstruction.
3) Change HE fi lter and prefi lter or spark
arrest or/prefi lter.
1) Recharge the battery pack.
2) Remove and reinstall battery pack.
3) Install a new, fully-charged TR-300
battery pack.
4) Bring to cool environment, allow
battery pack to cool.
1) Check that the battery pack contact
is not bent or broken.
2) Fully charge the battery pack.
3) Contact 3M Technical Service.
4) Contact 3M Technical Service.
1) Contact 3M Technical Service.
2) Contact 3M Technical Service.
3) Ensure fl ow indicator is held in
vertical position during inspection.
1) Consult on-site industrial hygienist or
safety director.
1) Ensure battery pack is fully charged.
2) Check the low fl ow indicator. Replace
the HE fi lter & prefi lter or clean the
spark arrestor.
3) Replace battery pack.
1) Check the low fl ow indicator. Replace
the HE fi lter & prefi lter and clean the
spark arrestor.
2) Let the unit run for 2 minutes so
it can automatically adjust to the
new fi lter or changes to the fi lter
confi guration.
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