SkyTracker STX-1-2000, Instruction Manual

Page: 30 / 52

TROUBLESHOOTING GUIDE
PROBLEM PROBABLE CAUSE WHAT TO CHECK
ONE LAMP Auto Strike is non-operational. Try manual “Ignite” switch.
IS OUT
Igniter circuit is out. Try manual “Ignite” and
listen for arcing sound.
Bulb has failed. Inspect bulb for damage.
AC Input power is out or AC power Check indicator light on
cord is out. panel.
Cooling blower(s) in the lamphead is Check Aux. circuit breaker.
out, causing the thermal switch to open.
Power Supply is out. Check Aux. circuit breaker.
Also check DC output
(should be 125/165 V.DC
prior to ignition).
ALL (4) LAMPS All blowers are out, causing thermal Check Aux. circuit
ARE OUT switches to open. breakers.
All (4) bulbs have failed (or are broken). Check bulbs.
Main base blower switch is not Check main blower.
activating. Check blower switch.
NO MOTION Motor circuit breaker is tripped. Inspect circuit breaker or
DRIVE reset breaker.
Timing belt or chain is broken. Lampheads will move
by hand.
Drive motor has failed. Test for 220 V.AC at motor
connector.
Main Power lost.
LAMPHEADS Timing belt has slipped. Loosen #1 and #3 bearing
COLLIDE housings (mounting
screws in slotted holes)
and turnbuckle lock nuts.
Loosen turnbuckle adjust-
ing nuts & reposition belt.
Retighten bearing hous-
ings, turnbuckle adjusting
nuts, and lock nuts.
26
TURNBUCKLE
Adjusting Nut
Lock Nut
Tighten lock nut after setting adjusting nut