Laird Controls North America Inc. 818A Benutzerhandbuch
Command Pro Engineered Systems
User Manual
User Manual
33
142134
Problem
Possible Cause
Remedy
LED is off.
Transmitter is off.
Press ON/ALARM button.
Batteries are dead.
Replace batteries.
Transmitter failure.
Call for service.
LED cycles on-off. (½ sec. on and
½ sec. off)
Batteries getting low.
Change batteries at the next
convenient opportunity.
LED flashes Red/Green (‘A’ series
only)
Batteries getting low.
Change batteries at the next
convenient opportunity.
LED is on continuously. (LED might
flicker slightly)
Switch activated at start.
Restart transmitter with no
other switches pressed.
Transmitter failure.
Call for service.
7.3.2 Transmitter Repair
The transmitter is not considered a field-repairable item and must be returned to the factory for repair.
Changing transmitter batteries and ID codes are not considered repairs.
7.3.3 Replacing the Transmitter Batteries
!
WARNING
The transmitter’s electronic components are exposed when the back of the case is removed. Take
care to prevent dirt or other contaminants from entering the case. Do not allow the circuit to be
scraped or damaged in any way.
1. For Standard transmitters, remove the screws on the back of the transmitter and remove the back
panel from the case. For ‘A’ Series IP67 rated transmitters, fully release the two captive screws and
remove the battery door.
remove the battery door.
2. Remove and replace the AA Alkaline batteries. Be sure to observe the correct polarity.
3. For Standard transmitters, reassemble the transmitter in reverse order, making sure the battery
3. For Standard transmitters, reassemble the transmitter in reverse order, making sure the battery
wires do not get pinched between the back panel and the case. Tighten the screws snugly. For ‘A’
Series IP67 rated transmitters, fully replace the battery door and secure using the two captive
screws. ‘A’ Series Battery door screws should be tightened until snug, plus half a turn.
Series IP67 rated transmitters, fully replace the battery door and secure using the two captive
screws. ‘A’ Series Battery door screws should be tightened until snug, plus half a turn.
Belly Box Transmitters
1. Open the battery compartment door on the transmitter.
2. Remove and replace the AA Alkaline batteries. Be sure to observe the correct polarity.
3. Close the door and tighten the thumb screw.
2. Remove and replace the AA Alkaline batteries. Be sure to observe the correct polarity.
3. Close the door and tighten the thumb screw.