RPB PX4 Air, Instruction Manual

Page: 18 / 32

18
PX4 AIR
®
TO INSTALL/REPLACE THE OV/HE FILTER
Make sure the 03-911 fan unit is switched off
before installing a new filter. Only install a
new, unused 03-995 filter cartridge. Slide the
two tabs on the right side of the filter into the
slots on the PX4 AIR
® .
Rotate the cartridge down until the latch
clicks into place.
Place the prefilter and, if needed, the spark
arrestor. Use the spark arrestor in situations
there may be sparks, such as welding and
grinding. Attach the front cover by pressing it onto the
front of the cartridge until it clicks into place
after the cartridge has been installed onto the
PX4 AIR
® .
FIGURE 4.5 FIGURE 4.6
FIGURE 4.7 FIGURE 4.8
RESPIRATOR SETUP AND CARE
CONTINUED
SPECIAL OR CRITICAL USERS INSTRUCTIONS
When using the PX4 AIR
®
with an 03-995 OV/HE Cartridge, it must only be running on Speed
1 (minimum flow rate of 170 slpm for the Nova 3
®
, Z-Link
®
, T-Link
®
, and Z3
®
, 180 slpm for
the Z4
®
. On Speeds 2 and 3, battery life will be significantly reduced.