HQ Automobile Parts HQ-402-0606 사용자 설명서
HQ-006 I&M Manual
HQ-402-0606
6
10.0 Maintenance and Storage
At least once a year a check should be made of your EIM HQ Series Actuator
Disconnect all power to actuator.
Open Electrical Enclosure. Inspect and tighten all electrical connections
Visually inspect for any electrical or mechanical damage. Replace worn or damaged components.
Open Electrical Enclosure. Inspect and tighten all electrical connections
Visually inspect for any electrical or mechanical damage. Replace worn or damaged components.
Check lubrication consistency and levels. Fill or replace if required.
Actuators must be stored in a clean, cool and dry area. The unit shall be stored with the cover installed and the
conduit openings sealed. Storage must be off the floor, covered with a sealed dust protector.
conduit openings sealed. Storage must be off the floor, covered with a sealed dust protector.
11.0 Trouble
Shooting
The following instructions are offered for the most common difficulties encounter during installation and
start-up
start-up
.
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
Motor will not Run
Open in control circuit
Refer to appropriate wiring diagram
and check for continuity
Insulation resistance breakdown in motor
Perform Megger Test
No power available to actuator
Tripped circuit breaker
Reset circuit breaker
Manual Override Nut hard to turn
Valve stem improperly lubricated
Lubricate with grease
Actuator lubrication has broken down
Clean out old grease and replace
with recommended lubricant
Valve packing gland too tight
Loosen packing gland nuts as
necessary
Jammed valve
Refer to valve maintenance
Valve only opens or closes
Limit switch improperly set
Check setting and reset if necessary
partially with motor
Manual Override Nut will not
Stripped gearing
Replace as necessary
Operate valve
Broken handwheel shaft
Replace as necessary
Broken valve stem
Repair or replace as necessary
Motor runs but will not operate
Stripped gearing
Replace as necessary
valve