EPL-20W-HID-X12V-25-HR
Larson Electronics, LLC
Phone: (800) 369-6671
Fax: (903) 498-3364
www.larsonelectronics.com
6
of
6
SPRING MOTOR REPLACEMENT
1. CAUTION:
Do not open the spring motor or personal injury may result.
2.
Due to spool cable being sealed in the shaft, spring motors can only be factory rebuilt and replaced.
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Reel will not retract cable
but has some tension
1. Improper pretension
2. Incorrect reel for
application (lift vs.
stretch)
3. Cable guide adjustment
1. See section “Spring Tension
Adjustment”
2. Quantify application vs. reel selection
3. Check guide alignment
Reel does not have any
spring tension
1. Broken spring. Quantify
application to prevent
recurrence
1. Factory rebuild
Ratchet will not activate
1. Broken ratchet pawl
spring
2. Lock-out option arm
deactivated
1. Replace ratchet pawl spring
2. Activate lock-out arm
Ratchet will not
deactivate
1. Over-extension of reel
1. Manually rotate reel spool to deactivate
ratchet. Do not over-extend. (Guide adjustment may
prevent lock –up when over-extended
Cable wraps improperly
(uneven wrapping, wraps
above or jumps flange)
1. Reel mounting no level
2. Cable retraction rate too
high
3. Cable guide out of
adjustment
1. Mount reel on level surface
2. Maintain steady retraction rate
3. Properly adjust cable guide
Cable twisting and
knotting
1. Improperly installed cable
2. Cable rubbing on or
bending around fixed
object
3. Excessive spring tension
4. Inadequate anchoring of
cable
1. See section “Cable Installation”
2. Check roller guide for function and cable payout
path
3. Quantify application vs. reel selection Also check
pretension
4. Adjust anchoring method i.e. and strain
relief
Open or intermittent
circuit
1. Inadequate connection
2. Loss of brush contact to
slip ring
3. Cable defective
1. Check all termination points
2. Check brush wear, spring tension & alignment
3. Perform continuity check on cable
termination points
Circuit trips and/or pitted
burned rings or brushes
1. Inadequate amp rating of
reel selection
1. Quantify application requirements vs.
reel and cable rating
Circuit arcing
1. Amp or voltage above
rating of reel
2. Excessive carbon
dust accumulation
3. Loss of brush to ring
contact
1. Quantify application requirements vs. reel and cable
rating
2. Clean dust from inside slip ring
3. Replace brush and/or brush spring
THESE INSTRUCTIONS MAY NOT COVER ALL DETAILS OR VARIATIONS OF THIS PRODUCT FOR YOUR EQUIPMENT OR INSTALLATION REQUIREMENTS. SHOULD FURTHER
INFORMATION NOT COVERED BY THESE INSTRUCTIONS BE REQUIRED, PLEASE CONTACT LARSON ELECTRONICS BY EMAIL AT
OR BY PHONE
AT 1-800-369-6671 FOR FURTHER ASSISTANCE.
PLEASE VISIT LARSONELECTRONICS.COM FOR
WARRANTY
AND
RETURN
INFORMATION.
