Nexen BWB 846805 - Manual (Page 8)

5 FORM NO. L-20002-U-1209
operaTion
Size Max RPM
BW 3,600
TaBle 1
WARNING
Never exceed maximum operating speeds
listed for your product (See Table 1).
CAUTION
The temperature limits for this product line
are 4.5º - 100º C (40º-220º F).
CAUTION
Never exceed life of facing material. Facing
life depends on the volume of material and
the total energy over the life of the unit.
Expected life (in hrs) can be found by:
Time=
Volume /
(Power • Wear Rate)
WARNING
Ensure proper guarding of the product is
used. Nexen recommends the machine
builder design guarding in compliance
with OSHA 29 CFR 1910 “Occupa-
tional Safety and Health Hazards.”
TrouBleSHooTinG
SyMPTOM PROBABlE CAuSE SOluTION
Failure to engage Air not getting to the clutch due to a control
valve malfunction or low air pressure. Check control valve and air pressure
setting.
Defective O-ring Seals causing air leaks. Replace O-ring Seals.
Lack of lubrication on the Hub spline or in
the air chamber. Lubricate the Hub spline with a thin
film of Never Seez® or check air line
lubricator settings.
Rigid pipe or tubing for air line connections. Use flexible pipe or tubing for all air line
connections.
Failure to disengage Friction lock due to a lack of lubrication on
the Hub spline or in the air chamber. Lubricate the Hub spline with a thin
film of Never Seez® or check air line
lubricator settings.
Broken Return Spring Install a new Return Spring.
Unexhausted air due to a control valve
malfunction. Check or replace control valve.
Excessive drag on the air line Defective Bearings Replace Bearings.
Air line is not properly supported. Rest the air line against a support that is
parallel to the center line of the clutch.