Honeywell CT3400 Programming And Installation Instructions page 6

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Acquire tools and items as needed (below).
CROSS-RECESSED
SCREWDRIVER
WIRE CUTTER/STRIPPER OR SHARP
KNIFE, IF NEEDED, TO STRIP WIRES
LEVEL, IF NEEDED, TO LEVEL
THERMOSTAT FOR APPEARANCE
HAND OR POWER
DRILL WITH 3/16 INCH
DRILL BIT, IF NEEDED, TO
DRILL HOLES IN WALL
MASKING TAPE, IF
NEEDED, TO LABEL WIRES
AS DISCONNECTED FROM
OLD THERMOSTAT
3
M878B
69-0733B—1