PROBLEMS
(SYMPTOMS)
No air flow to helmet from blower.
Blower supplies insufficient air to
helmet.
Low airflow alarm (audible & vibrato-
ry).
Battery alarm (audible & vibratory).
User detects odor or taste of conta-
minants or feels eye or throat irrita-
tion.
Battery run time is too short.
The motor runs "faster than normal"
(increased sound level).
VIKING PAPR 3350 WELDING HELMET
TROUBLE SHOOTING GUIDE FOR RESPIRATOR
POSSIBLE
CAUSE
1. Blower not ON.
2. Battery not charged.
3. Battery connection not being
made.
4. Breathing tube blocked.
1. Breathing tube connections not
properly connected.
2. Clogged filter.
1. Breathing tube is blocked.
2. Filter inlet is covered.
3.Clogged filter.
1. Low battery.
1. Incorrect respirator for application.
2. Hose connections loose allowing
air to enter downstream of blower.
3. Filter
1. Inadequate charging.
2. Clogged filter.
3. Battery faulty.
1. Filter is getting clogged.
19
RECOMMENDED
COURSE OF ACTION
1. Press ON button.
2. Charge battery.
3. Verify battery pack is securely
latched into blower unit.
4. Clear obstruction from blower out-
let and/or hose.
1. Check breathing tube connections
to blower and helmet.
2. Replace filter.
1. Clear obstruction from blower out-
let and/or hose
2. Make sure inlet to filter not
restricted.
3. Replace filter.
1.Charge battery or replace battery
as required.
1. Consult onsite Industrial Hygienist
or safety director for proper equip-
ment for work environment.
2. Check hose connections to blower
and helmet.
3. Leave area wearing respirator.
Check filter and replace if neces-
sary.
1. Fully charge battery.
2. Replace filter.
3. Replace battery with new one.
1. Replace filter and pre-filter as
required.