G.R.A.S. 45CA User Manual

G.R.A.S. SOUND & VIBRATION
Page 7
Hearing-Protector Test Fixture Type 45CA
3 IMPORTANT! Basic Assembly - Safety instructions
Beforeproceedingtooneofthethreecongurationoptionsinsections4,5,or6,dothebasic
assemblyofthetestxtureaccordingtostep1-4:
1. Placethetestxtureneckontoasolidtable,andndthesuppliedscrewand6mmAllenkey
(Fig. 3.1).
2. Place the screw into the bottom of the resilient base, and screw the base onto the neck with
the Allen key (Fig. 3.2).
Fig. 3.1 Fig. 3.2
Testxture
neck
Resilient base
3. After making sure both of the 1.5 mm Allen grub screws in the head’s steel tube are
loosened to their extreme positions, place the head onto the pedestal and carefully slide the
steel tube onto the top of the pedestal’s neck (Fig. 3.3).
4. Tighten both of the 1.5 mm Allen grub screws on the steel tube (Fig. 3.4).
IMPORTANT!
Tighten both of
these 1.5-mm
Allen grub screws
Fig. 3.3 Fig. 3.4
Testxture
head
Pedestal
Steel tube
1.5 mm Allen grub
screws loosened to their
extreme positions
Testxtureneck
Screw
6 mm
SK1544
Allen key
6 mm
YY0019
Allen key
1.5 mm
YY0012
ATTENTION!
When assembling head and pedestal, always make sure to tighten both of the 1.5 mm Allen
grub screws in the steel tube as indicated in Fig. 1.1.
Screw
6 mm
SK1544

G.R.A.S. 45CA Specifications

General

Brand	G.R.A.S.
Model	45CA
Category	Protection Device
Language	English