7-Day Digital Comfort Timer Model 1531 for Thermo Series
For questions concerning these installation instructions or products detailed on this sheet, call: 1-800-555-4518 USA
1-800-667-8900 Canada
Installation Instructions
Page 1 of 2Rev. 05/2002 907610 www.webasto.com
Installation Instructions
Dash cut-out dimensions for
mounting without frame.
Length: 3.32" (84.5 mm)
Height: 1.5" (38.2 mm)
Corner Radius: 0.12" (03.0 mm)
Depth: 2.0" (51.0 mm)
1. Find a suitable location on the dashboard. Ensure at least a 2.0” (51.0 mm) depth clearance
before cutting into the dashboard.
2. Place the mounting frame template on the dashboard.
3. Drill 6 mm (0.25") corner holes.
4. Drill 5 mm (0.1875") mounting holes for mounting the frame to the dashboard.
4. Cut out the mounting hole.
5. Mount the timer mounting frame.
6. Make all electrical connections as shown in the schematic (next page).
7. Insert the timer into the mounting frame.
Mounting Frame P.N. 474630 (not to scale)
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