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Double Mount - Ceiling 

Requires optional mounting kit (SAM0626) 

 

Tools required for mounting the clock: 

 

Flat blade screwdriver 
Phillips head screwdriver 
15/16" open end wrench 

 

The double ceiling mount plate attaches to a double or single gang box 
installed securely in the ceiling. Required wiring should be available 
through the gang box at time of installation. 

 

»

 

Remove the two chase nipples from the mounting plate posts. 

»

 

Secure the mounting plate securely to the gang box with the 
proper screws. (not supplied)  

Note: When mounting AT-DDC4 clocks, the long dimension of the 
mounting plate must be parallel to the long side of the clocks. 

 
 

Mounting - Ceiling 

Note: Make sure you have at least 16" of side clearance on one side in 
order to remove the front panel assembly. 

 

»

 

Remove the two phillips head screws from the left and the 
right end caps of the two DDC4 clocks and remove. Slide the 
front panel assemblies out of the cases and set aside. 

»

 

Place the two DDC4 clocks back to back and secure by inserting 
a #10 screw through the two key holes and the two lower 
mounting holes using lock washers and nuts supplied with the 
mounting kit. 

Note: At this point, if the DDC4 clocks will be 

mounted too near a wall on one side to secure the end caps, 
install the "wall side" end caps now.

 

»

 

Remove the center vent cap from the top of each DDC4 clock. 

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Line the two posts from the mounting plate up with the vent 
holes of the DDC4 clocks. Insert the chase nipples through the 
vent holes and secure to the mounting plate with a 15/16" 
wrench. 

»

 

Slide the front panel

 

assemblies in partially. Secure the 

required wiring and install the battery if used. 

»

 

Slide the front panel

 

assemblies in fully. Install the end caps 

and secure each with its two screws. 

All manuals and user guides at all-guides.com

Summary of Contents for Airtime AT-DDC4

Page 1: ...Wireless Digital Wall Clock Model AT DDC4 Installation User s Guide All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 2: ...not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encou...

Page 3: ...cord will not be in conduit secure the power cord with a cable clamp into the selected vent cap Remove the two phillips head screws from the left or the right end cap and remove Slide the circuit boa...

Page 4: ...hours When in 24 Hour format the hours are displays in Military style Front Panel To set the display format use the jumper J1 located on the back of the circuit board which can be accessed by removing...

Page 5: ...Page 3 12 Hour Format AM PM 24 Hour Format AM PM All manuals and user guides at all guides com...

Page 6: ...u have at least 16 of side clearance on one side in order to remove the front panel Drill a 5 16 hole at each mark Insert a wall anchor and tap it flush to the wall with the hammer Insert a screw into...

Page 7: ...ke sure you have at least 16 of side clearance on one side in order to remove the front panel Remove the two phillips head screws from the left or the right end cap and remove Slide the front panel as...

Page 8: ...e perpendicular to the ground to assure proper alignment of wall clocks Mounting Wall Remove the two phillips head screws from the left and the right end caps of the two DDC4 clocks and remove Slide t...

Page 9: ...nel assemblies in partially Secure the required wiring and install the battery if used Slide the front panel assemblies in fully Install the end caps and secure each with its two screws Discard or sto...

Page 10: ...ips head screws from the left and the right end caps of the two DDC4 clocks and remove Slide the front panel assemblies out of the cases and set aside Place the two DDC4 clocks back to back and secure...

Page 11: ...Page 9 chase nipple chase nipple 10 screws 10 lock washers 10 hex nuts mounting plate DDC4 cases All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 12: ...ty non condensing Mounting Wall surface Single Gang Box surface Double Face wall or ceiling optional Trademark Copyright AirTime Lathem and the Lathem logo are registered trademarks of Lathem Time Cor...

Page 13: ...red with shipping charges prepaid Lathem will not assume any responsibility for any loss or damage incurred in shipping 6 WARRANTY DISCLAIMER AND LIMITATION OF LIABILITY Except only the limited expres...

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