Panasonic PT-RZ31K Operating Instructions Manual page 19

f Use a torque screwdriver or Allen torque wrench to tighten the fixing screws to their specified tightening torques.
Do not use electric screwdrivers or impact screwdrivers.
(Screw diameter: M10, thread engagement length: 18 mm (23/32") or more, tapping depth inside the projector:
30 mm (1-3/16"), screw tightening torque: 20 ± 1 N·m)
Adjustable feet
Adjustable feet
Position of screw holes to fix projector and
adjustable feet
f Do not stack three or more projectors.
f Do not use the projector supporting it by the top.
f Do not block the ventilation ports (intake and exhaust) of the projector.
Chapter 1 Preparation — Precautions for use
Screw holes to fix the projector
Tapping depth (common for 6
locations)
30 mm (1-3/16")
Mount
ENGLISH - 19