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INSTALLATION
Thermostat
Thermostat Subbase
(may have 2, 3, or
4 mounting holes)
Wall Cover Plate
Junction Box
Figure 1. Mounting 1F9X digital thermostat to horizontal junction box
No. 6 X
5
⁄
16
” Phillips
pan-head screws
6-32 X
3
⁄
4
” flat-head
machine screws
Thermostat
Thermostat Subbase
(may have 2, 3, or
4 mounting holes)
Wall Cover Plate
Junction Box
Adaptor Plate
Figure 2. Mounting 1F9X digital thermostat to vertical junction box
No. 6 X
5
⁄
16
” Phillips
pan-head screws
6-32 X
3
⁄
4
” flat-head
machine screws
Locate and drill two
clearance holes in wall
6-32 X
3
⁄
4
” flat-head
machine screws
FOR 1F9X DIGITAL THERMOSTATS