Nexen 5H20P-E 911317 - Manual (Page 8)

5 FORM NO. L-20210-B-1209
OPERATION
Size Max RPM
5H20P 4000
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 - 104º C (40º-220º F).
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 Control Valve malfunction or low air pressure Check system for air leaks or replace
Control Valve.
Lack of lubrication on the Hub Spline or in
the Air Chamber Lubricate the Hub Spline and check Air
Chamber lubrication.
Using rigid pipe or tubing for air line
connections Use flexible pipe or tubing for all air line
connections.
Failure to disengage Lack of lubrication on the Hub Spline or in
the Air Chamber Lubricate the Hub Spline and check Air
Chamber lubrication.
Broken Return Springs Replace Return Springs.
Unexhausted air due to a control valve
malfunction Replace Control Valve.
Tooth wear or clicking sound Excessive engagement RPM or unintentional
disengagement due to torque overload Contact Nexen for Clutch
Specifications.
Bearing Failure Limit air pressure to 80 psi. Excessive air pressure increases the thrust load on the
Bearings.
Stay within the maximum specified speed limits as specified in the "Air Champ"
Catalog.