Gates MobileCrimp 4-20, Safety And Operating Manual

Page: 17 / 24

Troubleshooting
All equipment is tested for proper perfor-
mance before it is shipped from the factory.
However, if you experience any difficulties, check the list below to help restore equip-
ment to proper operating standards.
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Problem Correction
• Ram will not fully extend.
• Ram will not retract.
• Pump motor will not start.
• Setting will not change.
• Light and buzzer do not work.
• Check hydraulic oil level in pump reservoir.
• Hydraulic oil temperature must be within
+40º F and +120º F.
• Unplug pump from electrical outlet.
( WARNING : pump must be unplugged
to avoid risk of injury.)
• Slowly and carefully loosen hose at pump.
Be prepared to catch oil as it escapes. If
ram retracts, pump valve may be stuck or
need replacement.
• Check electrical connections.
• Locking switch may be engaged.
Move switch to the left.
• Replace the controller batteries. See
Maintenance Section.
• Replace controller.