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8
1. Probe for obstructions in partition before drilling
1
⁄2” hole in wall at selected location. Take up
quarter round and drill a small guide hole for
sighting (see fig. 1). From basement, drill
3
⁄4” hole
in partition floor next to guide hole. In buildings
without basements, drill
1
⁄2” hole through ceiling
and into partition from above (see fig. 1).
2. Through this hole drop a light chain, or 6” chain
attached to a strong cord. Snag cord in basement
with hooked wire. In buildings without base-
ments, drop cord through hole in ceiling and
down partitioning; snag cord at the thermostat
location.
3. Attach thermostat wires to cord and pull wires
through hole in wall so that 6” of wire comes out
of the wall.
Approximately
5 feet from floor
1
⁄
2
” hole for
thermostat wire
Stout cord with 6”
chain attached
Baseboard
strip moulding
1
⁄
4
” guide hole
for sighting
Quarter round
removed
3
⁄
4
” hole in floor of partition
Hooked wire for snagging chain
Figure 1. Routing thermostat wires