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REGULATOR
PROCEDURE 6 - REPLACING / ADJUSTING REGULATOR
Replacing Regulator (FIGURE 1)
TO PREVENT ELECTRICAL SHOCK, ALWAYS DISCONNECT CONCENTRATOR FROM
ELECTRICAL OUTLET BEFORE SERVICING.
1. Unplug unit.
2. Remove cabinet (Refer to PROCEDURE 1 - REMOVING CABINET).
3. Loosen adjustable clamp on product tank and slide clamp down below the adjustable clamp hanger.
4. Pull product tank back and up to access regulator.
5. Remove the four (4) mounting screws that secure regulator to product tank cap.
6. Remove regulator from product tank cap ensuring that the "O" rings are removed.
NOTE: Clean mounting surface of product tank lid. Ensure that the two (2) "O" rings for the NEW
regulator are installed onto the ports (underside) of the NEW regulator before installation.
Ensure proper installation of regulator. Note flow arrow on regulator. This MUST face toward the
front of unit or flow will be interupted causing system shutdown.
7. Install new regulator onto product tank by reversing STEP 5.
8. Torque mounting screws to 5 + 1 inch lbs.
9. Re-install product tank and secure with the adjustable clamp.
10. Adjust regulator pressure if necessary (Refer to ADJUSTING REGULATOR (FIGURE 2) in this
PROCEDURE).
11. Run unit and check for leaks (Refer to PROCEDURE 19 - LEAK TEST).
12. Reinstall cabinet (Refer to PROCEDURE 1 - REMOVING CABINET).
Adjustable Clamp
CAUTION
CAUTION
Mounting Screws
"O" Rings
(To Bottom of
Regulator).
FIGURE 1 - REPLACING REGULATOR
Regulator
Product Tank
Sieve Beds
(for Reference only.)
41
PROCEDURE 6
Regulator
Flow Arrow
R
E
G
U
L
A
T
O
R
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