Adjusting Regulator - Invacare Perfecto2 V IRC5PO2V Service Manual

Adjusting Regulator

NOTE: For this procedure, refer to FIGURE 11.1 on page 49.
1. Turn unit on ( ).
2. Install pressure gauge onto oxygen outlet.
NOTE: Use a 0 ‐ 30 p.s.i. pressure gauge.
NOTE: Check O pressure at oxygen outlet. It should read a steady five p.s.i. ± 0.5 p.s.i. If pressure
2
is not in specification, proceed to STEP 3. If pressure falls within specification, no adjustment is
needed.
3. Unplug unit.
4. Remove cabinet. Refer to Removing Cabinet on page 23.
5. Plug unit in and turn power switch on ( ).
6. Using the access hole located on the control panel, locate the pressure adjustment
screw in center of pressure regulator top.
7. Insert a 5/32‐inch Allen wrench into the pressure adjustment screw.
8. While reading pressure gauge, do one of the following:
• Turn pressure adjustment screw or adjustment knob, clockwise to increase output
pressure; or
• Turn pressure adjustment screw or adjustment knob, counterclockwise to decrease
output pressure.
Part No 1164934
Pressure Regulator
(Top)
Pressure
Regulator
Mounting
Screws
Product
Tank
Location of
Product Tank
NOTE: For adjusting the regulator there is no
need to remove the control panel.
FIGURE 11.1 Replacing Regulator
49
SECTION 11—REGULATOR
Pressure
Adjustment Screw
(5/32-inch Allen
Wrench)
Pressure
Sensor Tubing
Perfecto
™
V
2