Invacare Polaris EX ISP4000 Operator's Manual page 18

SECTION 6—CLEANING
Removing Reservoir Plate
NOTE: For this procedure, refer to FIGURE 6.3.
1. Remove the reservoir cap by twisting it counter‐clockwise.
2. Grasp the base of the water reservoir in the palm of one
hand.
3. Insert the first two or three fingers of the other hand into
the opening at the top of the water reservoir and push the
fingers against the reservoir plate until it separates from
the water reservoir.
Reservoir
Top
Opening
FIGURE 6.3 Removing Reservoir Plate
Removing O-Ring
The O‐ring can be removed from the channel around the
reservoir plate.
Removing Humidifier Elbow
NOTE: For this procedure, refer to FIGURE 6.4.
1. Remove the reservoir plate. Refer to Removing Reservoir
Plate on page 18.
2. Insert thumb and finger through the opening at the bottom
of the water reservoir.
Invacare® Polaris™EX™
Heated Humidifier
Cap
Reservoir Plate
18
Water
Reservoir
Base
with O-Ring
Part No 1118358