Manaras Opera Opera-GH Installation And Instruction Manual page 28

SYMPTOM
Door will not respond to « open »
or « close » push buttons
Door will not respond to "open"
command, but will respond to
"close" command
Door won't respond to "close"
command, but will respond to
"open" command
Door move in wrong direction
single or 3-phase operator
Stop button doesn't stop the door
Sensing edge does not reverse
door
When door closes it reverses to
fully open after it hits the floor
Motor hums, starts when spun
(1 ph)
Motor relais buzz for a few seconds
when door is stopped (1 ph)
Motor fails to shut off at fully
closed or opened position
Motor turns but door does not
move
Limit switches do not hold their
setting
28
TROUBLE SHOOTING GUIDE
PROBABLE CAUSE
Check if hoist is not engaged.
Defective "stop" push button.
Check wiring from push button to operator
Loose connection in one of the push buttons.
Defective "open" or "close" push button.
Check the "open" Led: if OFF
Defective "open" push button
Defective "open" limit switch.
Loose wire on "open" push button, "open" limit
switch.
Check the "close" Led: if OFF
Defective "close" push button.
Defective "close" limit switch.
Loose wire on close push-button, close limit
switch.
Motor rotation is reversed on board motor
terminals.
Two 3-push button stations connected in
parallel.
Bad stop button.
Pneumatic hose broken.
Bad air switch.
Bad wiring.
The advanced close time is not proper
adjusted.
The close limit switch is not being engaged by
traveling cam.
An "open" command is given.
Capacitor defective.
Bleeder resistor faulty on capacitor.
Defective limit switch.
Limit cams are not adjusted.
Limit drive chain broken.
Loose sprocket on limit shaft.
Limit shaft does not rotate.
Sprocket key is missing.
Drive chain broken.
Limit shaft does not rotate.
Loose drive or limit chain allows chain to jump
sprocket teeth.
Limit cam retainer not engaging slots in limit
cams.
Limit cams are binding on shaft threads, which
allow them to jump position on retainer.
Limit shaft have a light.
Check if STOP Led: if OFF.
Disengage the hoist. (JP4 on 2-3 for
trolley & sliding operators)
Replace.
Replace if needed.
Verify, tighten or replace
If STOP Led is ON.
Replace.
Replace the board
If "open" Led is ON
Replace.
Replace.
Verify, tighten or replace.
Replace the board
If "close" Led is ON
Replace.
Replace.
Verify, tighten or replace.
Interchange #T13 and #T14 on the
power board.
Correct wiring (only stop buttons in
series)
Check and replace.
Check and adjust.
Check and adjust.
Check and correct wiring.
Check and adjust.
The close limit switch needs to be
adjusted properly at the end of travel.
Check "open" push button or any
opening device for short-circuit.
Replace.
Replace.
Operate limit switch manually while
door is moving. If door does not stop,
replace the switch.
Verify and adjust.
Replace.
Tighten setscrew.
Verify and replace accordingly.
Replace.
Replace.
Adjust clutch tension.
Adjust chain to proper tension.
Be sure retainer is in slots of both
cams.
Lubricate shaft threads. Limit cams
should turn freely.
Verify and adjust.
SUGGESTED ACTION