Troubleshooting - Parktool PRS-33 Instrucciones

SYMPTOMS
• Power supply not plugged into electrical
outlet
• Power cord not plugged into power supply
Carriage
• Power supply not plugged into power
assembly
terminal on carriage assembly
makes no noise
• Directional switch on carriage assembly is in
and will not go
the neutral position
up or down
• Terminals in the motor enclosure are not
secure
• Power supply has malfunctioned
• Carriage is pressing against a limit or
obstruction
• Carriage has moved up or down beyond its
Motor runs
usable range
but carriage
• Gears and cogs in carriage assembly are not
assembly does
moving freely
not go up and/
• Quick release and brake block on carriage
or down
assembly is secured
• Poor connection between coupling
connecting motor to driveshaft
Chain slaps
Chain is too loose
against upright
Carriage
assembly is
Chain is too loose
slow to change
directions
Carriage
assembly
"drops" slightly Chain is too loose
when traveling
down
Carriage
assembly
vibrates slightly Bearing wear
when traveling
up or down
Motor in
carriage
assembly Chain is too tight
is slow and
sounds labored
Ticking
noise from
under cover Chain is too tight
on carriage
assembly
Work tray is
Bolts under work tray are loose
loose
Upright leans • Fasteners connecting upright, upright
when stand is supports and base not tight
in use • Base is not level
IMPORTANT NOTES:
ALWAYS UNPLUG PRS-33 FROM ELECTRICAL OUTLET BEFORE ANY ADJUSTMENT, MAINTENANCE OR REPAIR TASKS ARE PERFORMED. NEVER
OPERATE THE PRS-33 WITHOUT THE COVER INSTALLED ON THE CARRIAGE ASSEMBLY.

Troubleshooting

POSSIBLE CAUSES CORRECTIVE ACTION
• Plug power supply into electrical outlet
• Plug power cord into power supply
• Plug power supply into power terminal on carriage assembly
• Push directional switch to the up or down position
• Push terminals together
• Replace power supply
• Reverse direction of carriage assembly and remove obstruction
• Reverse direction of carriage assembly
• Remove obstruction in gears or cogs in carriage assembly
• Loosen quick release lever to release brake block
• Tighten set screws in coupling
Adjust chain tensioning assembly to tighten chain
Adjust chain tensioning assembly to tighten chain
Adjust chain tensioning assembly to tighten chain
Adjust the three set screws on the carraige assembly (tray side)
Adjust chain tensioning assembly to loosen chain
Adjust chain tensioning assembly to loosen chain
Tighten four bolts under work tray
• Tighten fasteners connecting upright, upright supports and
base
• Adjust base leveling set screws