Hr Unit Installation - LG PRHR Series Installation Manual

Installation

HR Unit Installation

• Select and mark the position for fixing bolts.
• Drill the hole for set anchor on the face of ceiling.
CAUTION : Tighten the nut and bolt
to prevent unit falling.
1. Using an insert-hole-in- anchor, hang the suspension bolt.
2. Install a hexagon nut and a flat washer (locally-procured)to the suspension bolt as
shown in the figure in the bottom, and fit the main unit to hang on the hanger metal.
3. After checking with a level that the unit is level, tighten the hexagon nut.
* The tilt of the unit should be within ±5° in front/back and left/right.
4. This unit should be installed suspended from ceiling and side A should always be
facing up.
6 HR Unit
• Insert the set anchor and washer onto the suspen-
sion bolts for locking the suspension bolts on the
ceiling.
• Mount the suspension bolts to the set anchor firmly.
• Secure the installation plates onto the suspension
bolts (adjust level roughly) using nuts, washers
and spring washers.
Old building
1 Set anchor
2 Plate washer
3 Spring washer
4 Nut
5 Suspension
bolts
New building
Six-sided Nut
(M10 or M8)
Hanger metal Hanger metal Hanger metal
Flat washer Flat washer Flat washer
(M10)
Suspension bolt
(M10 or M8)
A